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David J. Bagnell

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Edits on 26 Jul, 2022
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godwinno feliks
edited on 26 Jul, 2022
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Edits on 14 Dec, 2021
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Golden AI
edited on 14 Dec, 2021
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Patent primary examiner of
‌
US Patent 7182157 Enlarging well bores having tubing therein
‌
US Patent 7237618 Stripper rubber insert assembly
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US Patent 7357184 Jacking frame having a wellhead centralizer and method of use
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US Patent 7363967 Downhole tool with navigation system
‌
US Patent 7363980 Downhole flow control apparatus, operable via surface applied pressure
‌
US Patent 7363989 Device for a pulling tool for use in pipes and boreholes for the production of oil and gas
‌
US Patent 7367396 Blowout preventers and methods of use
‌
US Patent 7370709 Subterranean magnetic field protective shield
‌
US Patent 7373971 Pump jack and method of use
‌
US Patent 7373974 Downhole release tool and method
‌
US Patent 7377333 Linear position sensor for downhole tools and method of use
‌
US Patent 7377337 Downhole drilling tool
‌
US Patent 7380591 Mechanical connection system
‌
US Patent 7380610 Stripper rubber insert assembly
‌
US Patent 7383881 Stabiliser, jetting and circulating tool
‌
US Patent 7383883 Apparatus and method to detect a signal associated with a component
‌
US Patent 7387162 Apparatus and method for selective actuation of downhole tools
‌
US Patent 7387165 System for completing multiple well intervals
‌
US Patent 7387174 Device and method of lining a wellbore
‌
US Patent 7387176 Down hole air diverter
‌
US Patent 7389821 Downhole trigger device having extrudable time delay material
‌
US Patent 7395856 Disappearing plug
‌
US Patent 7398838 Impact excavation system and method with two-stage inductor
‌
US Patent 7398840 Matrix drill bits and method of manufacture
‌
US Patent 7402003 Trench box moving apparatus and method
‌
US Patent 7404458 Rotary percussive drilling device
‌
US Patent 7410002 Method and apparatus to provide electrical connection in a wellhead for a downhole electrical device
‌
US Patent 7422059 Fluid injection stimulated heavy oil or mineral production system
‌
US Patent 7422067 Deploying an assembly into a well
‌
US Patent 7424910 Downhole abrading tools having a hydrostatic chamber and uses therefor
‌
US Patent 7424920 Method and device for impact loosening of thread joints
‌
US Patent 7428933 Latchable hanger assembly and method for liner drilling and completion
‌
US Patent 7431082 Retaining lines in bypass groove on downhole equipment
‌
US Patent 7431104 Device for transporting particles of a magnetic material and tool comprising such a device
‌
US Patent 7434622 Compliant cone for solid liner expansion
‌
US Patent 7438135 Method of suspending, completing and working over a well
‌
US Patent 7441596 Swelling element packer and installation method
‌
US Patent 7441601 Perforation gun with integral debris trap apparatus and method of use
‌
US Patent 7445047 Metal-to-metal non-elastomeric seal stack
‌
US Patent 7445048 Plunger lift apparatus that includes one or more sensors
‌
US Patent 7445050 Tubular running tool
‌
US Patent 7445058 Nozzle unit and method for excavating a hole in an object
‌
US Patent 7448443 Variably operable oil recovery system
‌
US Patent 7451815 Sand control screen assembly enhanced with disappearing sleeve and burst disc
‌
US Patent 7455107 Well jet device for logging horizontal wells and the operating method thereof
‌
US Patent 7455116 Injection valve and method
‌
US Patent 7455118 Secondary lock for a downhole tool
‌
US Patent 7458420 Downhole measurement system and method
‌
US Patent 7458421 Methods and systems for robust and accurate determination of wireline depth in a borehole
‌
US Patent 7461700 Apparatus and method for a C-plate used in a cable guided fishing assembly
‌
US Patent 7461706 Drilling apparatus with percussive action cutter
‌
US Patent 7464750 Rotary fluid-sealing structure using speed-reduction stages
‌
US Patent 7464753 Methods and apparatus for enhanced production of plunger lift wells
‌
US Patent 7464770 Closed-loop control of hydraulic pressure in a downhole steering tool
‌
US Patent 7464773 Enhanced drill bit lubrication apparatus and method
‌
US Patent 7469748 Submersible pumping system
‌
US Patent 7469755 Method and apparatus for drilling and servicing subterranean wells with rotating coiled tubing
‌
US Patent 7475741 Method and system for precise drilling guidance of twin wells
‌
US Patent 7481277 Method and apparatus for ECP element inflation utilizing solid laden fluid mixture
‌
US Patent 7484558 Load bearing support structure for rigs above a wellhead
‌
US Patent 7484571 Downhole abrading tools having excessive wear indicator
‌
US Patent 7487833 Safety apparatus for perforating system
‌
US Patent 7490666 Fracturing isolation sleeve
‌
US Patent 7493965 Apparatuses and methods relating to cooling a subterranean drill bit and/or at least one cutting element during use
‌
US Patent 7493970 Shock mounted top drive
‌
US Patent 7497259 System and method for forming cavities in a well
‌
US Patent 7497264 Multilateral production apparatus and method
‌
US Patent 7497282 Drill bit having radially extending cutting bits on radial legs
‌
US Patent 7500526 Downhole tool
‌
US Patent 7503384 Multiple port cross-over design for frac-pack erosion mitigation
‌
US Patent 7503404 Methods of well stimulation during drilling operations
‌
US Patent 7503407 Impact excavation system and method
‌
US Patent 7503409 Earth drilling rig having electronically controlled air compressor
‌
US Patent 7506688 System and method for breach detection in petroleum wells
‌
US Patent 7506691 Upper-completion single trip system with hydraulic internal seal receptacle assembly
‌
US Patent 7506699 Directional drilling tool
‌
US Patent 7510013 Hydraulic metering valve for operation of downhole tools
‌
US Patent 7510026 Method and apparatus for collecting drill bit performance data
‌
US Patent 7510029 System for tracking and maintaining an on-grade horizontal borehole
‌
US Patent 7510034 System, method, and apparatus for enhancing the durability of earth-boring bits with carbide materials
‌
US Patent 7513302 Apparatus for orienting a mule shoe to enter a previously-installed tubular in a lateral and method of use
‌
US Patent 7513311 Temporary well zone isolation
‌
US Patent 7516782 Self-anchoring device with force amplification
‌
US Patent 7516803 Air injection collar
‌
US Patent 7516804 Polycrystalline diamond element comprising ultra-dispersed diamond grain structures and applications utilizing same
‌
US Patent 7520335 Cased hole perforating alternative
‌
US Patent 7523783 Internal shock absorber plunger
‌
US Patent 7523786 Apparatus and method for freeing deployment cables stuck in a wellbore
‌
US Patent 7523787 Reverse out valve for well treatment operations
‌
US Patent 7523792 Method and apparatus for shifting speeds in a fluid-actuated motor
‌
US Patent 7523793 Drilling head with protective screen
‌
US Patent 7527093 Self-tightening safety tubular clamp
‌
US Patent 7527095 Method of creating a zonal isolation in an underground wellbore
‌
US Patent 7527110 Percussive drill bit
‌
US Patent 7530391 Seal section for electrical submersible pump
‌
US Patent 7530400 Downhole tool for selectively catching balls in a well bore
‌
US Patent 7533724 Downhole intelligent impact jar and method for use
‌
US Patent 7533726 Method of increasing gas well production
‌
US Patent 7533732 Dual entry apparatus for a subterranean borehole
‌
US Patent 7533739 Cutting element apparatuses and drill bits so equipped
‌
US Patent 7537056 System and method for gas shut off in a subterranean well
‌
US Patent 7537058 Method for gas production from gas hydrate reservoirs
‌
US Patent 7537059 Drill rod greasing magazine and method
‌
US Patent 7537060 Coupler retained liner hanger mechanism and methods of setting a hanger inside a wellbore
‌
US Patent 7537067 Rotary claw bit
‌
US Patent 7540325 Well cementing apparatus and method
‌
US Patent 7540328 Solid sandstone dissolver
‌
US Patent 7540339 Sleeved hose assembly and method for jet drilling of lateral wells
‌
US Patent 7540341 Drill bit
‌
US Patent 7540690 Adjustable size buoyancy compensator
‌
US Patent 7543645 Method for servicing a well bore using a mixing control system
‌
US Patent 7543651 Non-elastomer cement through tubing retrievable safety valve
‌
US Patent 7543660 Roller cone drill bit with debris diverter plugs
‌
US Patent 7544015 Composite form for stabilizing earthen embankments
‌
US Patent 7546870 Method and system for removing liquid from a gas well
‌
US Patent 7546875 Integrated sand control completion system and method
‌
US Patent 7546876 Method and apparatus for jet-fluid abrasive cutting
‌
US Patent 7546878 Chemical deployment canisters for downhole use
‌
US Patent 7546887 Method and device for producing a borehole in the soil
‌
US Patent 7547161 Apparatus for positioning anchor bolts and method of using same
‌
US Patent 7549473 Liquid removal system and method
‌
US Patent 7549486 Screen apparatus and method
‌
US Patent 7549490 Arrangement of roller cone inserts
‌
US Patent 7552763 Sphere launcher
‌
US Patent 7552764 Tubular handling device
‌
US Patent 7552775 Tailing in and stabbing device and method
‌
US Patent 7556101 Downhole retrieving tool and method
‌
US Patent 7556102 High differential shifting tool
‌
US Patent 7556107 Construction machine for foundation construction
‌
US Patent 7559359 Spring preloaded bearing assembly and well drilling equipment comprising same
‌
US Patent 7559362 Downhole flow reversal apparatus
‌
US Patent 7559364 Bridge plug and setting tool
‌
US Patent 7559374 Dual function cleaning tool
‌
US Patent 7559382 Hard material head and rotary percussion drill bit
‌
US Patent 7559383 Hard material drilling head
‌
US Patent 7562701 Eccentric wellhead hydraulic drive unit
‌
US Patent 7562705 Packer cup for a packoff nipple
‌
US Patent 7562713 Downhole actuation tools
‌
US Patent 7562722 Method and apparatus for establishing the position of a sonde in a region using a single detector
‌
US Patent 7562723 Method for determining formation fluid entry into or drilling fluid loss from a borehole using a dynamic annular pressure control system
‌
US Patent 7563055 Marine pipe laying system, method and hoisting device
‌
US Patent 7563057 Earthen containment reinforcement system
‌
US Patent 7568532 Electromagnetically determining the relative location of a drill bit using a solenoid source installed on a steel casing
‌
US Patent 7571771 Cavity well system
‌
US Patent 7571781 Auger bit
‌
US Patent 7572085 Device for upper connection between two submarine fluid transporting pipelines
‌
US Patent 7575074 Drilling head for an anchor
‌
US Patent 7578343 Viscous oil inflow control device for equalizing screen flow
‌
US Patent 7578344 Unsintered mesh sand control screen
‌
US Patent 7578635 Subsurface drainage system and method of installing the same
‌
US Patent 7581591 Production casing ripper
‌
US Patent 7581600 Method of forming a trenchless flowline
‌
US Patent 7584786 Apparatus and method for formation evaluation
‌
US Patent 7584794 Mechanical and fluid jet horizontal drilling method and apparatus
‌
US Patent 7584795 Sealed branch wellbore transition joint
‌
US Patent 7585129 Refinement of the device for attenuating sea swell in the form of a so-called “camel's back”
‌
US Patent 7588076 Pumping and repairing unit
‌
US Patent 7588082 Downhole tool position sensing system
‌
US Patent 7588083 Method and system for scanning tubing
‌
US Patent 7588102 High impact resistant tool
‌
US Patent 7591319 Gas activated actuator device for downhole tools
‌
US Patent 7600562 Non-explosive tubing perforator and method of perforating
‌
US Patent 7600564 Coiled tubing swivel assembly
‌
US Patent 7600568 Safety vent valve
‌
US Patent 7604055 Completion method with telescoping perforation and fracturing tool
‌
US Patent 7604057 Incremental U-tube process to retrieve of bottom hole assembly during casing while drilling operations
‌
US Patent 7607494 Earth penetrating apparatus and method employing radar imaging and rate sensing
‌
US Patent 7607498 Assembly and method for discharging fluid into a drill string of a rotary-vibratory drill
‌
US Patent 7607863 Automated pipe-laying method and apparatus
‌
US Patent 7610956 Wellhead assembly for hydraulic pumping system
‌
US Patent 7610960 Depth correlation device for fiber optic line
‌
US Patent 7610971 One trip milling system and method
‌
US Patent 7614446 Swivelling device for a downhole rod pump
‌
US Patent 7614447 System, method, and apparatus for energizable metal seals in well heads
‌
US Patent 7614461 Lubricated pilot tubes for use with auger boring machine pilot steering system and use thereof
‌
US Patent 7614464 Rock drill machine
‌
US Patent 7614822 Fluid distribution system
‌
US Patent 7614828 Conduit retainer apparatus
‌
US Patent 7617871 Hydrajet bottomhole completion tool and process
‌
US Patent 7617887 Method for casing drilling, drilling unit and adapter device
‌
US Patent 7617888 Pilot tube system and attachment mechanism for auger boring machine
‌
US Patent 7618216 Faultline fearless nanotube homes
‌
US Patent 7621324 Automated flowback and information system
‌
US Patent 7621352 Apparatus, system, and method for catching a core
‌
US Patent 7624792 Shear activated safety valve system
‌
US Patent 7624796 Arrangement of test plug
‌
US Patent 7624797 Downhole tool operated by shape memory material
‌
US Patent 7628202 Enhanced oil recovery using multiple sonic sources
‌
US Patent 7628208 System and method for secure offshore storage of crude oil natural gas or refined petroleum products
‌
US Patent 7628210 Ball seat having ball support member
‌
US Patent 7628212 Drill stem connection and method
‌
US Patent 7628214 Automatic control line insertion tools and system
‌
US Patent 7628232 Rotary-percussion drill with a four-start helical shaft
‌
US Patent 7628233 Carbide bolster
‌
US Patent 7631691 Methods of treating a subterranean formation to convert organic matter into producible hydrocarbons
‌
US Patent 7631693 Retrievable plug system and methods of use
‌
US Patent 7631694 Downhole steam injection splitter
‌
US Patent 7631695 Wellbore zonal isolation system and method
‌
US Patent 7631704 Drill frame with tool magazine
‌
US Patent 7631705 Enhanced screen auger sampling system
‌
US Patent 7631707 Shape memory alloy actuated steerable drilling tool
‌
US Patent 7632039 Methods for compensating beach erosion
‌
US Patent 7632045 Detachable anchor bolt mixing head for use in mine roof support systems and method of using same
‌
US Patent 7635021 Downhole cutting tool using a single piece tubular with a radially displaceable portion
‌
US Patent 7637324 Isolation valve for subsurface safety valve line
‌
US Patent 7637329 Methods and systems for drilling auxiliary holes
‌
US Patent 7637330 Casing bottom hole assembly retrieval process
‌
US Patent 7637694 Adjustable drain for stone decking
‌
US Patent 7637697 Trencher boot and methods of laying underground cable
‌
US Patent 7640986 Device and method for reducing detonation gas pressure
‌
US Patent 7640988 Hydraulically controlled burst disk subs and methods for their use
‌
US Patent 7641004 Drill bit
‌
US Patent 7644760 Self contained temperature sensor for borehole systems
‌
US Patent 7644766 Flushing device and method of flushing an annular space
‌
US Patent 7644771 Fluid loss control system and method for controlling fluid loss
‌
US Patent 7645096 Yielding rock bolt
‌
US Patent 7647964 Degradable ball sealers and methods for use in well treatment
‌
US Patent 7647967 Drilling and opening reservoir using an oriented fissure to enhance hydrocarbon flow and method of making
‌
US Patent 7647975 Gas lift valve assembly
‌
US Patent 7647979 Downhole electrical power generation based on thermo-tunneling of electrons
‌
US Patent 7647980 Drillstring packer assembly
‌
US Patent 7647989 Backup safety flow control system for concentric drill string
‌
US Patent 7647990 Method for drilling with a wellbore liner
‌
US Patent 7647991 Cutting structure for earth-boring bit to reduce tracking
‌
US Patent 7648310 Apparatus for preventing soil inflow in intercepting sewer
‌
US Patent 7648311 Cable bolt
‌
US Patent 7650939 Portable and modular system for extracting petroleum and generating power
‌
US Patent 7651301 Drilling head, method of soil improvement work and apparatus thereof
‌
US Patent 7654313 Method and assembly for casing handling using a kelly rig
‌
US Patent 7654314 Chemical delivery system for plunger lift
‌
US Patent 7654315 Apparatus, pumping system incorporating same, and methods of protecting pump components
‌
US Patent 7654316 Downhole connector
‌
US Patent 7654318 Fluid diversion measurement methods and systems
‌
US Patent 7654320 System and method for processing a mixture of hydrocarbon and CO2 gas produced from a hydrocarbon reservoir
‌
US Patent 7654321 Formation fluid sampling apparatus and methods
‌
US Patent 7654343 Deviated drilling method for water production
‌
US Patent 7658227 System and method for sensing flow rate and specific gravity within a wellbore
‌
US Patent 7658241 Underreaming and stabilizing tool and method for its use
‌
US Patent 7658571 Barreling wave generating apparatus and method
‌
US Patent 7661471 Self energized backup system for packer sealing elements
‌
US Patent 7661473 Expansion enhancement device
‌
US Patent 7661477 System and method for unsticking a tool stuck in a wellbore
‌
US Patent 7661908 Trench shield with adjustable vertical panels
‌
US Patent 7665516 Permanent anchoring device
‌
US Patent 7665519 System and method for downhole sampling or sensing of clean samples of component fluids of a multi-fluid mixture
‌
US Patent 7665528 Frangible flapper valve with hydraulic impact sleeve and method of breaking
‌
US Patent 7665546 Metal debris cleanout system and method
‌
US Patent 7665930 Hydraulically powered door and systems for operating same in low-temperature environments
‌
US Patent 7669649 Stripper rubber with integral retracting retention member connection apparatus
‌
US Patent 7669651 Apparatus and method for maximizing production of petroleum wells
‌
US Patent 7669670 Procedure for installing horizontal drains for uptake of sea water
‌
US Patent 7670083 Inflatable weir fish passage systems and methods
‌
US Patent 7673675 Pipe handling device and safety mechanism
‌
US Patent 7673677 Reusable ball seat having ball support member
‌
US Patent 7673706 Down-the-hole hammer with pilot and method of enlarging a hole
‌
US Patent 7673708 Ball-activated mechanism for controlling the operation of a downhole tool
‌
US Patent 7677304 Passable no-go device for downhole valve
‌
US Patent 7677315 Degradable surfactants and methods for use
‌
US Patent 7677316 Localized fracturing system and method
‌
US Patent 7677319 Subsea tree cap and method for installing the subsea tree cap
‌
US Patent 7677330 Apparatus for in situ testing of a soil sample
‌
US Patent 7677334 Anti-surge/reverse thruster
‌
US Patent 7677336 Portable drilling device
‌
US Patent 7677338 System, method, and apparatus for passive and active updrill features on roller cone drill bits
‌
US Patent 7677835 Drainage cell modular raintank and water storage system
‌
US Patent 7681632 Integrated top drive and coiled tubing injector
‌
US Patent 7681637 Self-orienting guide shoe
‌
US Patent 7681641 Plunger lift controller and method
‌
US Patent 7681651 Downhole bridge plug or packer setting assembly and method
‌
US Patent 7681654 Isolating well bore portions for fracturing and the like
‌
US Patent 7681664 Internally dampened percussion rock drill
‌
US Patent 7681671 Drilling apparatus having in-line extending wings and driving method thereof
‌
US Patent 7682105 Cover system for waste sites and environmental closures
‌
US Patent 7686083 Method and apparatus for cutting off a well
‌
US Patent 7686100 Technique and apparatus for drilling and completing a well in one half trip
‌
US Patent 7686101 Method and apparatus for laterally drilling through a subterranean formation
‌
US Patent 7686102 Jet motor for providing rotation in a downhole tool
‌
US Patent 7686541 Method of containing a spill
‌
US Patent 7690134 Cutoff device with liquid bag
‌
US Patent 7690443 Apparatus, system, and method for casing hole formation in radial drilling operations
‌
US Patent 7690444 Horizontal waterjet drilling method
‌
US Patent 7690867 Center beam connection assembly for temporary shoring
‌
US Patent 7694732 Diverter tool
‌
US Patent 7694744 One-position fill-up and circulating tool and method
‌
US Patent 7694751 Apparatus and method of loading a rod box for a horizontal directional drill
‌
US Patent 7694754 Stabilized seal for rock bits
‌
US Patent 7699071 Linear motor to pre-bias shuttle force
‌
US Patent 7699097 Mover stabilizing and stator cooling arrangement of a 3-phase linear motor of a submersible oil pump
‌
US Patent 7699099 Modified Christmas tree components and associated methods for using coiled tubing in a well
‌
US Patent 7699100 Dropping sub method and apparatus
‌
US Patent 7699107 Mechanical and fluid jet drilling method and apparatus
‌
US Patent 7699112 Sidetrack option for monobore casing string
‌
US Patent 7699114 Electro-optic cablehead and methods for oilwell applications
‌
US Patent 7699115 Method for applying an annular seal to a tubular element
‌
US Patent 7699120 On demand actuation system
‌
US Patent 7703538 Access apparatus from a tubular into a downhole hydraulic control circuit and associated method
‌
US Patent 7703549 Method and apparatus for removing cuttings in high-angle wells
‌
US Patent 7703551 Fluid driven drilling motor and system
‌
US Patent 7703556 Methods of attaching a shank to a body of an earth-boring tool including a load-bearing joint and tools formed by such methods
‌
US Patent 7703557 Fixed cutter bit with backup cutter elements on primary blades
‌
US Patent 7708057 Coiled tubing wellbore drilling and surveying using a through the drill bit apparatus
‌
US Patent 7708064 Wellbore pipe centralizer having increased restoring force and self-sealing capability
‌
US Patent 7708073 Heat generator for screen deployment
‌
US Patent 7708076 Method of using a drill in sand control liner
‌
US Patent 7708077 Retrieval of bottom hole assembly during casing while drilling operations
‌
US Patent 7708078 Apparatus and method for delivering a conductor downhole
‌
US Patent 7708080 Packer
‌
US Patent 7708090 Excluder ring for earth-boring bit
‌
US Patent 7708501 Gabion deployment
‌
US Patent 7712551 Vacuum feed supply system for drilling fluid additives
‌
US Patent 7712553 Method and apparatus for selectively leaching portions of PDC cutters used in drill bits
‌
US Patent 7712999 Method and apparatus for drying soil
‌
US Patent 7713001 Pipe extractor apparatus and method of extracting pipe
‌
US Patent 7713002 Drilling device and method for producing a drilling column in the soil
‌
US Patent 7717169 Bearing assembly system with integral lubricant distribution and well drilling equipment comprising same
‌
US Patent 7717172 Methods and apparatus to sample heavy oil from a subteranean formation
‌
US Patent 7717178 Screen coupler for modular screen packs
‌
US Patent 7717185 Lock open and control system access apparatus for a downhole safety valve
‌
US Patent 7717193 AC powered service rig
‌
US Patent 7717199 Cutting elements and bits incorporating the same
‌
US Patent 7721799 Flow control packer (FCP) and aquifer storage and recovery (ASR) system
‌
US Patent 7721800 Flow control mechanism for a downhole tool
‌
US Patent 7721806 Automatic chemical treatment system with integral flush fluid dispenser and method for using the same
‌
US Patent 7721810 Large inside diameter completion with position indication
‌
US Patent 7721826 Downhole jack assembly sensor
‌
US Patent 7722291 Adjustable barreling wave generating apparatus and method
‌
US Patent 7726392 Removal of downhole drill collar from well bore
‌
US Patent 7726396 Field joint for a downhole tool
‌
US Patent 7726397 Methods and compositions for determination of fracture geometry in subterranean formations
‌
US Patent 7726399 Method of enhancing hydraulic fracturing using ultra lightweight proppants
‌
US Patent 7726404 Use of carbon-dioxide-based fracturing fluids
‌
US Patent 7726406 Dissolvable downhole trigger device
‌
US Patent 7726407 Anchor system for packers in well injection service
‌
US Patent 7726416 Bearing assembly retaining apparatus and well drilling equipment comprising same
‌
US Patent 7726417 Water collecting device for core drilling device
‌
US Patent 7726912 Support structure
‌
US Patent 7726913 Method and apparatus for forming in ground piles
‌
US Patent 7730940 Split body swelling packer
‌
US Patent 7730949 System and method for performing well treatments
‌
US Patent 7730957 Well tool with line and installation method
‌
US Patent 7730970 Drilling efficiency through beneficial management of rock stress levels via controlled oscillations of subterranean cutting levels
‌
US Patent 7730974 Self actuating underreamer
‌
US Patent 7730977 Cutting tool insert and drill bit so equipped
‌
US Patent 7731453 Method and device for trenchless laying of pipelines
‌
US Patent 7735548 Ball catcher for wellbore operations
‌
US Patent 7735550 Throttle unit for dump bailer and method of blocking a water out zone in a production well utilizing the same
‌
US Patent 7735553 Snap-lock bushing for prepacked screens
‌
US Patent 7735557 Wireline slip hanging bypass assembly and method
‌
US Patent 7735565 Dual-saddle ear support apparatus
‌
US Patent 7735567 Packer sealing element with shape memory material and associated method
‌
US Patent 7735581 Locking clutch for downhole motor
‌
US Patent 7735583 Roller cone bit bearing with elastomeric seal having self break-in property and method
‌
US Patent 7735585 Hard material insert for a drill and a drill with the hard material insert
‌
US Patent 7736091 Method and device for inserting a drainage wick
‌
US Patent 7736095 Pile assembly for engineering and construction works
‌
US Patent 7736096 Modular interlocking retaining wall/seawall having reduced installation time
‌
US Patent 7736097 Environmental barrier device
‌
US Patent 7736133 Capsule for two downhole pump modules
‌
US Patent 7740064 System, method, and apparatus for downhole submersible pump having fiber optic communications
‌
US Patent 7740088 Ultrasonic rotary-hammer drill
‌
US Patent 7740089 Drilling tool with a cutting element that is configured as a plate or head
‌
US Patent 7743822 Snubber spool with detachable base plates
‌
US Patent 7743825 Packer sealing element with shape memory material
‌
US Patent 7743827 Remote operation wire line core sampling device
‌
US Patent 7743829 Cement flow control tool
‌
US Patent 7743836 Apparatus for controlling slip deployment in a downhole device and method of use
‌
US Patent 7744308 Drainage element of ovate shape and method of making
‌
US Patent 7744310 Hydrostatically operated variable height bulkhead
‌
US Patent 7744312 Offshore pipe string system and method
‌
US Patent 7748444 Method and apparatus for connecting, installing, and retrieving a coiled tubing-conveyed electrical submersible pump
‌
US Patent 7748446 Seismic source and method of generating a seismic wave in a formation
‌
US Patent 7748451 Methods for improving low-quality proppant and method of using low-quality proppant in subterranean operations
‌
US Patent 7748463 Cementing valve
‌
US Patent 7748465 Production tubing hydraulic release mechanism and method of use
‌
US Patent 7748474 Active vibration control for subterranean drilling operations
‌
US Patent 7748931 Chemical injection using an adjustable depth air sparging system
‌
US Patent 7753114 Magnetic wellbore cleaning tool
‌
US Patent 7753117 Tool and method for evaluating fluid dynamic properties of a cement annulus surrounding a casing
‌
US Patent 7753118 Method and tool for evaluating fluid dynamic properties of a cement annulus surrounding a casing
‌
US Patent 7753121 Well completion system having perforating charges integrated with a spirally wrapped screen
‌
US Patent 7753128 Method and system for well production
‌
US Patent 7753129 Wireline or coiled tubing deployed electric submersible pump
‌
US Patent 7753141 Coiled tubing drilling system
‌
US Patent 7753622 Method for maintaining the water balance in a property and a waste water container
‌
US Patent 7757755 System and method for measuring an orientation of a downhole tool
‌
US Patent 7757758 Expandable wellbore liner
‌
US Patent 7757759 Torque sub for use with top drive
‌
US Patent 7757762 Downhole tools having screens for insertion into gravel disposed in wellbores and methods of installing same
‌
US Patent 7757769 Wellbore and reservoir treatment device and method
‌
US Patent 7757774 Method of completing a well
‌
US Patent 7757781 Downhole motor assembly and method for torque regulation
‌
US Patent 7757784 Drilling methods utilizing independently deployable multiple tubular strings
‌
US Patent 7757792 Method and apparatus for selectively leaching portions of PDC cutters already mounted in drill bits
‌
US Patent 7758285 Slit fence installing machine
‌
US Patent 7762322 Swellable packer with variable quantity feed-throughs for lines
‌
US Patent 7762323 Composite cement retainer
‌
US Patent 7762327 Acoustically measuring annulus probe depth
‌
US Patent 7762740 Fluid distribution system
‌
US Patent 7762743 Distributed temperature sensing in a remotely operated vehicle umbilical fiber optic cable
‌
US Patent 7762745 Silt fence installer
‌
US Patent 7766079 Pumping installation for a gas producing well
‌
US Patent 7766089 Packer system and method
‌
US Patent 7766100 Tapered surface bearing assembly and well drilling equiment comprising same
‌
US Patent 7766582 Device and method for transporting trench boxes
‌
US Patent 7770635 Wellbore tubular handling torque multiplier
‌
US Patent 7770636 Groundwater collecting apparatus
‌
US Patent 7770648 Completion method for well cleanup and zone isolation
‌
US Patent 7770662 Ballistic systems having an impedance barrier
‌
US Patent 7775270 Spider with distributed gripping dies
‌
US Patent 7775272 Passive centralizer
‌
US Patent 7775280 Jars for wellbore operations
‌
US Patent 7775287 Methods of attaching a shank to a body of an earth-boring drilling tool, and tools formed by such methods
‌
US Patent 7775297 Multiple input scaling autodriller
‌
US Patent 7775298 Drilling assemblies and methods of drilling
‌
US Patent 7775301 Advanced steering tool system, method and apparatus
‌
US Patent 7775304 Apparatus and method for driving casing or conductor pipe
‌
US Patent 7775746 PHC pile used in permanent retaining wall structure and connection method of PHC pile
‌
US Patent 7779901 Downhole debris catcher and associated mill
‌
US Patent 7779911 Method and means for providing time delay in downhole well operations
‌
US Patent 7779912 Well tool having magnetically coupled position sensor
‌
US Patent 7779919 Flapper valve retention method and system
‌
US Patent 7779920 Controlling backflow pressure during retrieval of bottom hole assembly
‌
US Patent 7779921 Wellhead completion assembly capable of versatile arrangements
‌
US Patent 7779934 Flexible/rigid drilling assembly
‌
US Patent 7780376 Interior underpin bracket and system and method for elevating a structure
‌
US Patent 7784534 Sealed drive for a rotating sucker rod
‌
US Patent 7784538 Using an acoustic ping and sonic velocity to control an artificial lift device
‌
US Patent 7784551 Tubular handling device
‌
US Patent 7784552 Liner drilling method
‌
US Patent 7785042 Double-wall protection levee system
‌
US Patent 7789161 Apparatus for interconnecting and sealing between fixed and rotating conduits and methods of installing same
‌
US Patent 7789163 Dual-stage valve straddle packer for selective stimulation of wells
‌
US Patent 7789594 Ground anchor
‌
US Patent 7793712 Downhole tool
‌
US Patent 7793713 Apparatus and method for formation evaluation
‌
US Patent 7793716 Apparatus and methods for limiting debris flow back into an underground base pipe of an injection well
‌
US Patent 7793729 Gate valve and method of controlling pressure during casing-while-drilling operations
‌
US Patent 7794178 Patio pier
‌
US Patent 7798216 Wellbore surveying system and method
‌
US Patent 7798237 Enclosed coiled tubing rig
‌
US Patent 7798256 Fixed cutter drill bit for abrasive applications
‌
US Patent 7798258 Drill bit with cutter element having crossing chisel crests
‌
US Patent 7802622 Cable-protective pipe section, a method of protectively arranging at least one cable on the outside of the pipe section and use of a device for protecting the cable
‌
US Patent 7802626 Mounts for blowout preventer bonnets and methods of use
‌
US Patent 7802627 Remotely operated selective fracing system and method
‌
US Patent 7802634 Integrated quill position and toolface orientation display
‌
US Patent 7802636 Simultaneous tubular handling system and method
‌
US Patent 7802637 Steerable bit system assembly and methods
‌
US Patent 7806174 Well jet device
‌
US Patent 7806180 Signalling systems and methods for communicating with a downhole location in a well installation
‌
US Patent 7806189 Downhole valve assembly
‌
US Patent 7806628 Apparatus and methods for laying of elongate articles from a vessel
‌
US Patent 7806631 Underground filling and sealing method
‌
US Patent 7810554 System, method and apparatus for conducting earth borehole operations
‌
US Patent 7810558 Drillable bridge plug
‌
US Patent 7810565 Systems for extracting fluids from the earth's subsurface and for generating electricity without greenhouse gas emissions
‌
US Patent 7810572 Method for delivering a multi phase mixture and pump installation
‌
US Patent 7810574 Submersible pump puller and method of use
‌
US Patent 7810584 Method of directional drilling with steerable drilling motor
‌
US Patent 7814968 Gravity drainage apparatus
‌
US Patent 7814972 Wireline entry sub
‌
US Patent 7814973 Sand control screen assembly and method for use of same
‌
US Patent 7814993 Downhole power generator and method
‌
US Patent 7814994 Drill rod support, and drill rod support half
‌
US Patent 7815396 Reflecting wave generator apparatus and method
‌
US Patent 7819180 High-energy gas fracture apparatus for through-tubing operations
‌
US Patent 7819183 Work string controller
‌
US Patent 7819184 Logging plug with high integrity internal seal
‌
US Patent 7819193 Parallel fracturing system for wellbores
‌
US Patent 7819207 Mobile land drilling rig and method of installation
‌
US Patent 7823632 Method and apparatus for programmable robotic rotary mill cutting of multiple nested tubulars
‌
US Patent 7823634 Wellhead isolation sleeve assembly
‌
US Patent 7823635 Downhole oil and water separator and method
‌
US Patent 7823649 System and method for plugging a side pocket mandrel using a swelling plug
‌
US Patent 7828053 Multipart frac head with replaceable components
‌
US Patent 7828081 Method of drilling a lossy formation
‌
US Patent 7828089 Erosion resistant fluid passageways and flow tubes for earth-boring tools, methods of forming the same and earth-boring tools including the same
‌
US Patent 7828495 System and method of chemical injection using an adjustable depth air sparging system
‌
US Patent 7828497 Construction and design method
‌
US Patent 7832468 System and method for controlling solids in a down-hole fluid pumping system
‌
US Patent 7832469 Device for remotely actuating the safety lock of individual oil pumping apparatus
‌
US Patent 7832470 Mouse hole support unit with rotatable or stationary operation
‌
US Patent 7832474 Thermal actuator
‌
US Patent 7832504 Exhaust valve and bit assembly for down-hole percussive drills
‌
US Patent 7832959 Method of restoration of a highly saline lake
‌
US Patent 7836948 Flow hydraulic amplification for a pulsing, fracturing, and drilling (PFD) device
‌
US Patent 7836960 Method for running a continuous communication line through a packer
‌
US Patent 7836973 Annulus pressure control drilling systems and methods
‌
US Patent 7836980 Earth-boring tools having pockets for receiving cutting elements and methods for forming earth-boring tools including such pockets
‌
US Patent 7837411 Methods and apparatus for improved hydropower system
‌
US Patent 7841396 Hydrajet tool for ultra high erosive environment
‌
US Patent 7841400 Apparatus and system to allow tool passage ahead of a bit
‌
US Patent 7841406 Formation fluid sampling apparatus and methods
‌
US Patent 7841414 Work string controller
‌
US Patent 7841417 Use of swellable material in an annular seal element to prevent leakage in a subterranean well
‌
US Patent 7841801 Splash plate
‌
US Patent 7845399 Downhole well pump
‌
US Patent 7845401 Telescoping wiper plug
‌
US Patent 7845429 Determining drillstring neutral point based on hydraulic factor
‌
US Patent 7845884 Resin insertion device and methods of inserting resin
‌
US Patent 7845885 Building element for making walls using filling material, particularly earth or the like
‌
US Patent 7849924 Method and apparatus for moving a high pressure fluid aperture in a well bore servicing tool
‌
US Patent 7849927 Running bore-lining tubulars
‌
US Patent 7850402 Cement-treated soil blocks with vegetative faces
‌
US Patent 7854257 Mechanically coupled screen and method
‌
US Patent 7854275 Spring-operated anti-stall tool
‌
US Patent 7854571 Systems and methods for handling piles
‌
US Patent 7857043 Polished rod rotator
‌
US Patent 7857045 Torque transfer arrangement and method
‌
US Patent 7857052 Stage cementing methods used in casing while drilling
‌
US Patent 7857060 System, method and apparatus for concentric tubing deployed, artificial lift allowing gas venting from below packers
‌
US Patent 7857064 Insert sleeve forming device for a recess shoe
‌
US Patent 7857076 Force balancing system for use with a well bore tool
‌
US Patent 7857545 Variable volume drain field system
‌
US Patent 7861790 Injection valve and method
‌
US Patent 7861804 Sleeve arrangement
‌
US Patent 7861809 Rotary drag bit with multiple backup cutters
‌
US Patent 7862256 Pipeline weighting device and method
‌
US Patent 7862257 Cable guide device for use in a manhole
‌
US Patent 7866401 Safety valve for use in an injection well
‌
US Patent 7866403 Work string controller
‌
US Patent 7866408 Well tool including swellable material and integrated fluid for initiating swelling
‌
US Patent 7866419 Diamond impregnated bits using a novel cutting structure
‌
US Patent 7866922 Equipment and method for constructing micropiles in soil, in particular for the anchorage of active anchors
‌
US Patent 7870909 Deployable zonal isolation system
‌
US Patent 7870913 Bearing assemblies, and bearing apparatuses and motor assemblies using same
‌
US Patent 7871222 Truss semi-submersible offshore floating structure
‌
US Patent 7874360 Methods for improving low-quality proppant and method of using low-quality proppant in subterranean operations
‌
US Patent 7874367 Low clearance downhole pump
‌
US Patent 7874370 Drill stem connection and method
‌
US Patent 7878256 Burst plug for a downhole fluid passage
‌
US Patent 7878273 Ultra-hard drilling stabilizer
‌
US Patent 7882904 Adjustable bent housing apparatus and method
‌
US Patent 7883294 Monolithic dock and method for making
‌
US Patent 7883297 Gabion deployment
‌
US Patent 7886831 Apparatus for radially expanding and plastically deforming a tubular member
‌
US Patent 7887247 Underground earth retention strut construction method using horizontal frame structure
‌
US Patent 7887257 Drain sealing device
‌
US Patent 7891426 Heat exchanger system and method of use thereof and well drilling equipment comprising same
‌
US Patent 7891441 Expandable downhole tool
‌
US Patent 7891908 Pipe extracting tool
‌
US Patent 7891911 Friction tube anchor and inflation adapter for the latter
‌
US Patent 7891912 Two stage mechanically stabilized earth wall system
‌
US Patent 7891913 Gabion deployment
‌
US Patent 7895711 Hinge and collapsible device utilizing the same
‌
US Patent 7896067 Hydraulically operated protector for downhole devices
‌
US Patent 7896108 Dual string orbital drilling system
‌
US Patent 7896581 Re-tensionable cable bolt apparatus and related method
‌
US Patent 7896583 Gabion deployment
‌
US Patent 7900697 Fracturing isolation sleeve
‌
US Patent 7900705 Flow control assembly having a fixed flow control device and an adjustable flow control device
‌
US Patent 7901137 Bearing assembly, and bearing apparatus and motor assembly using same
‌
US Patent 7901160 Environmental barrier device
‌
US Patent 7905279 Combination whipstock and seal bore diverter system
‌
US Patent 7905299 Articulation assembly for moving a drill mast
‌
US Patent 7905685 Gabion deployment
‌
US Patent 7909096 Method and apparatus of reservoir stimulation while running casing
‌
US Patent 7909106 Method for spooled tubing operations
‌
US Patent 7909107 High capacity running tool and method of setting a packoff seal
‌
US Patent 7909108 System and method for servicing a wellbore
‌
US Patent 7913360 Hinge
‌
US Patent 7913754 Wellhead assembly and method for an injection tubing string
‌
US Patent 7914235 Methods and apparatus for foundation system
‌
US Patent 7914237 Method and apparatus for inserting sheet piles within highly resistant earth formations
‌
US Patent 7918276 System and method for creating a gravel pack
‌
US Patent 7918282 Zone isolation assembly array and method for isolating a plurality of fluid zones in a subsurface well
‌
US Patent 7918291 Spring preloaded bearing assembly and well drilling equipment comprising same
‌
US Patent 7921921 Downhole backup system and method
‌
US Patent 7921941 Pressurized fluid flow system for a reverse circulation hammer
‌
US Patent 7922424 Method of cutting target members using a cutting saw device
‌
US Patent 7922426 Tie linking filled sandbags and use in a barrier formed from filled sandbags
‌
US Patent 7926564 Portable well treating fluid mixing system and method
‌
US Patent 7926566 Method of making a downhole cutting tool, using a single piece tubular with a radially displaceable portion
‌
US Patent 7926573 Circulation control valve and associated method
‌
US Patent 7926580 Coiled tubing multi-zone jet frac system
‌
US Patent 7926581 Well tool having enhanced packing element assembly
‌
US Patent 7926592 Steerable drilling system
‌
US Patent 7927042 Elongate element tensioning member
‌
US Patent 7930801 Caster
‌
US Patent 7931085 Internal release connector and method
‌
US Patent 7931092 Packer element with recesses for downwell packing system and method of its use
‌
US Patent 7931098 Steerable bit system assembly and methods
‌
US Patent 7931423 Drainage element
‌
US Patent 7934290 Door hinge device with fulcrum at variable position
‌
US Patent 7934292 Hinge mechanism
‌
US Patent 7934550 Wellhead assembly and method for an injection tubing string
‌
US Patent 7934552 Method and apparatus for well casing repair and plugging utilizing molten metal
‌
US Patent 7934559 Single cycle dart operated circulation sub
‌
US Patent 7934887 Complementary locking system for locking legs to the deck of an offshore drilling platform and methods for installing one such locking system
‌
US Patent 7937809 Dynamic window jamb channel block
‌
US Patent 7938205 Boring head method and boring head for a ground boring device
‌
US Patent 7942200 Downhole fluid injection dispersion device
‌
US Patent 7946350 System and method for deploying optical fiber
‌
US Patent 7950468 Wellbore plug
‌
US Patent 7954558 Devices and methods for power control in horizontal directional drilling
‌
US Patent 7954559 Method for optimizing the location of a secondary cutting structure component in a drill string
‌
US Patent 7954561 Vertical direction adjustment tool for downhole drilling apparatus
‌
US Patent 7955028 Marine pipelaying system and method for installing an offshore pipeline that includes one or more accessories
‌
US Patent 7955029 Connection element and a sheet pile wall with connection element therefor
‌
US Patent 7955030 Controlling sediment
‌
US Patent RE42445 Cutting structure for earth-boring bit to reduce tracking
‌
US Patent 7958602 Hinge mechanism
‌
US Patent 7958940 Method and apparatus to remove composite frac plugs from casings in oil and gas wells
‌
US Patent 7958951 Method for assembling an underreaming tool
‌
US Patent 7958952 Pulse rate of penetration enhancement device and method
‌
US Patent 7963324 Flow control actuation
‌
US Patent 7963325 Method and system for fracturing subsurface formations during the drilling thereof
‌
US Patent 7963327 Method for dynamically assessing petroleum reservoir competency and increasing production and recovery through asymmetric analysis of performance metrics
‌
US Patent 7963339 Bearing mounted ball valve and method of use
‌
US Patent 7963341 Apparatus and methods of use for a whipstock anchor
‌
US Patent 7967077 Interventionless set packer and setting method for same
‌
US Patent 7967084 External water delivery system for rock drills
‌
US Patent 7967085 Braking devices for use in drilling operations
‌
US Patent 7967529 Ocean water drawing system
‌
US Patent 7971316 Door closer assembly
‌
US Patent 7971638 Work string controller
‌
US Patent 7971644 Fluid loss additive and breaking agent
‌
US Patent 7971647 Apparatus and method for raising a fluid in a well
‌
US Patent 7972080 Bank-sided porosity storage reservoirs
‌
US Patent 7975782 Earth bit having a pressure relief valve
‌
US Patent 7976245 Mooring
‌
US Patent 7980791 Earthen containment reinforcement system
‌
US Patent 7985036 Process, system and equipment for the towing of underwater pipelines
‌
US Patent 7992635 System and apparatus for sealing a fracturing head to a wellhead
‌
US Patent 8002029 Apparatus and method for raising a fluid in a well
‌
US Patent 8002031 Independent measuring and processing probe for preliminary studies on a well
‌
US Patent 8002040 System and method for controlling flow in a wellbore
‌
US Patent 8002043 Slotted thread protection device
‌
US Patent 8011455 Down hole hammer having elevated exhaust
‌
US Patent 8011854 Fish passage apparatus with hydroelectric power generator and method
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US Patent 8011854 Fish passage apparatus with hydroelectric power generator and method
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US Patent 8011455 Down hole hammer having elevated exhaust
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US Patent 8002043 Slotted thread protection device
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US Patent 8002040 System and method for controlling flow in a wellbore
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US Patent 8002029 Apparatus and method for raising a fluid in a well
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US Patent 8002031 Independent measuring and processing probe for preliminary studies on a well
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US Patent 7992635 System and apparatus for sealing a fracturing head to a wellhead
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US Patent 7985036 Process, system and equipment for the towing of underwater pipelines
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US Patent 7980791 Earthen containment reinforcement system
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US Patent 7976245 Mooring
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US Patent 7975782 Earth bit having a pressure relief valve
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US Patent 7972080 Bank-sided porosity storage reservoirs
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US Patent 7971644 Fluid loss additive and breaking agent
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US Patent 7971647 Apparatus and method for raising a fluid in a well
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US Patent 7971638 Work string controller
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US Patent 7971316 Door closer assembly
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US Patent 7967077 Interventionless set packer and setting method for same

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