Ana M Fortuna

US Patent 11167249 Separation membrane, separation membrane element, water purifier, and method for producing separation membrane

US Patent 7112272 Liquid and gas porous plastic filter and methods of use

US Patent 7112280 Gas porous polymer filter and methods of use

US Patent 11174175 Sustainable system and method for removing and concentrating per- and polyfluoroalkyl substances (PFAS) from water

US Patent 7135117 Well for processing a fluid

US Patent 7141171 Membrane cascade-based separation

US Patent 7144510 Method and apparatus for treatment of a fluid stream

US Patent 7144511 Two stage nanofiltration seawater desalination system

US Patent 7169304 Porous polymer water filter and methods of use in refrigeration

US Patent 7172696 Radial dispersion mass transfer device having a semi-permeable tubular hollow fiber membrane wound around a porous core

US Patent 7186344 Membrane based fluid treatment systems

US Patent 7229554 Purification process comprising microfiltration at elevated temperatures

US Patent 7241388 Means to miniaturize diffusion filters for particulate removal

US Patent 7270850 Mesoporous permeation layers for use on active electronic matrix devices

US Patent 7276166 Fiber-fiber composites

US Patent 11179681 Separation membrane and method of producing separation membrane

US Patent 7374686 Electrocoat manufacturing process

US Patent 7404896 Modified membranes

US Patent 7410065 Membrane for the separation of material mixtures and method for production thereof

US Patent 7410574 Magnetic particle filtration apparatus

US Patent 7410587 Liquid handling for filtration and preparative chromatography

US Patent 7422686 Cellulose hydrate ultrafiltration membranes and method for their production

US Patent 7425266 Water-filtering media and filters

US Patent 7431837 Mixing vessel and method of use

US Patent 7431838 Gas/ion species selective membrane support by multi-stage nano-hole array metal structure

US Patent 7438193 Nanoporous membrane and method of fabricating the same

US Patent 7442302 Highly water-permeable blood purifier of hollow-fiber membrane type

US Patent 7442309 Methods for reducing boron concentration in high salinity liquid

US Patent 7445712 Asymmetric forward osmosis membranes

US Patent 7449111 Resins containing ionic or ionizable groups with small domain sizes and improved conductivity

US Patent 7449112 Crosslinked polyvinyl alcohol-based polymer membrane and a process of its preparation

US Patent 7449115 Method for the accelerated dialytic recovery of foreign substances from passive collectors consisting of semipermeable membranes having different dimensions

US Patent 7452470 Method of preparing a finely divided emulsion from a crude emulsion

US Patent 7452510 Manually-operable multi-well microfiltration apparatus and method

US Patent 7455772 Hollow-fiber porous water filtration membrane of vinylidene fluoride resin and process for producing the same

US Patent 7455777 Method of adjusting levels of dissolved compounds in beverages

US Patent 7459084 Membrane-assisted fluid separation apparatus and method

US Patent 7459085 Microporous hydrophilic membrane

US Patent 7459108 Method for preparing metallic membrane

US Patent 7459121 Method for continuous fabrication of carbon nanotube networks or membrane materials

US Patent 7459171 Method for the improvement of transport across adaptable semi-permeable barriers

US Patent 7465397 Process for removing protein aggregates and virus from a protein solution

US Patent 7465398 Method for filtering and recovering solids from potato process water

US Patent 7465399 Filtered and unfiltered water ducting in sink fitting

US Patent 7470368 Hydrophilic substance and a production method thereof

US Patent 7479227 Liquid-phase separation of low molecular weight organic compounds

US Patent 7479300 Composite polyamide reverse osmosis membrane and method of producing the same

US Patent 7481931 Method of cleaning and qualifying a dialysis filter and machine for same

US Patent 7484626 Water nano-filtration device

US Patent 7485227 Polyazole-based polymer films

US Patent 7485233 Hydrophilic mixed matrix material having reversible water absorbing properties

US Patent 7488421 Method and device for the purification, especially desalination, of water

US Patent 7490725 Reverse osmosis membrane and process

US Patent 7494610 Methods for fabricating zeolite micromembranes

US Patent 7497951 Composite semipermeable membrane, production process thereof, and element, fluid separation equipment and method for water treatment using the same

US Patent 7501064 Integrated electro-pressure membrane deionization system

US Patent 7510654 Method and apparatus for the filtration of biological samples

US Patent 7514001 High recovery reverse osmosis process and apparatus

US Patent 7514010 Water filtering method and apparatus

US Patent 11185828 Method for preparing isoporous hollow fiber composite membranes

US Patent 7517456 Method for treating landfill leachate

US Patent 7517482 Method for producing polymeric membranes with high-recovery rate

US Patent 7520981 Water desalination

US Patent 7520993 Water treatment process for oilfield produced water

US Patent 7534353 Apparatus for withdrawing permeate using an immersed vertical skein of hollow fibre membranes

US Patent 7537697 Selective membrane having a high fouling resistance

US Patent 7537701 Membrane filtration module with adjustable header spacing

US Patent 7537702 Water purification system and modes of operation

US Patent 7537718 Hydrophilic polyethersulfone membrane and method for preparing same

US Patent 7540984 Proton-conducting membrane and the use thereof

US Patent 7544296 Method and apparatus for separation of milk, colostrum, and whey

US Patent 7550084 Reverse osmosis water filtering system

US Patent 7550088 Method and device for desalinating water while overcoming decreases in pressure

US Patent 7553416 Caustic silica gel manufacturing method and gels made thereby

US Patent 7560025 Method of manufacturing membranes and the resulting membranes

US Patent 7560029 Osmotic desalination process

US Patent 7563376 Plasma purification membrane and plasma purification system

US Patent 7563410 Solid phase extraction apparatus and method

US Patent 7569145 Vinylidene fluoride based resin porous hollow yarn and method for production thereof

US Patent 7575681 Microfluidic separator

US Patent 7575687 Membranes and methods useful for caustic applications

US Patent 7578939 Ceramic membrane water filtration

US Patent 7582210 Proton-conducting membrane and use thereof

US Patent 7584860 Hydrophilic body and method of manufacture

US Patent 7591948 Process for production of a regioselective membrane

US Patent 7591950 Submerged cross-flow filtration

US Patent 7591951 Fuel filter system and method of operating same

US Patent 7597932 Mesoporous permeation layers for use on active electronic matrix devices

US Patent 7601263 Composite membrane and process

US Patent 7604129 Lyotropic liquid crystal nanofiltration membranes

US Patent 7604746 Pervaporation composite membranes

US Patent 7608185 Hollow fiber membrane modules for use in distillation systems

US Patent 7608186 Coated asymmetric membrane system having oleophobic and hydrophilic properties

US Patent 7611627 Membrane module as well as a method for making a membrane module

US Patent 7611628 Aligned nanotubule membranes

US Patent 7614505 Ceramic filter and regenerating method thereof

US Patent 7615157 Apparatus for withdrawing permeate using an immersed vertical skein of hollow fibre membranes

US Patent 7618535 Suppressed chromatography and salt conversion system

US Patent 7618538 Procedure for elimination of boron from sea-water by reverse osmosis membranes

US Patent 7622045 Hydrophilic cross-linked polymeric membranes and sorbents

US Patent 7631768 Membrane and associated method

US Patent 7632406 Smart membranes for nitrate removal, water purification, and selective ion transportation

US Patent 7632411 Method for detecting filter clogging by using pressure information, apparatus for monitoring filter clogging and bed-side system

US Patent 7632439 Poly(ethylene chlorotrifluoroethylene) membranes

US Patent 7635062 Composite membrane

US Patent 7638053 Poly(meth)acrylate membranes for separation of hydrocarbon mixtures

US Patent 7641054 Composite semipermeable membrane, production process thereof, and element, fluid separation equipment and treatment method for boron-containing water using the same

US Patent 7641799 Method of separating isotopes

US Patent 7645386 Method of producing pure halide salts of alkaline and/or alkaline earth metal resulting from hydrolytic treatment of halogenous organic waste material

US Patent 7651616 Apparatus and method for isolating and/or eliminating at least one solute from a solution

US Patent 7658872 Process for preparing semipermeable membranes having improved permeability

US Patent 7661542 Proton-conducting polymer membrane that contains polyazoles and is coated with a catalyst layer, and application therof in fuel cells

US Patent 7665615 Composite article having hydrophilic properties and method of manufacture

US Patent 7666289 Methods and devices for high-throughput dielectrophoretic concentration

US Patent 7669719 Membrane structure and method of making

US Patent 7677398 Process for improving membranes

US Patent 7678277 Materials for processing non-aqueous mixtures and methods for their preparation

US Patent 7691270 Method for removing impurities from an impurity-containing fluid stream

US Patent 7695629 Microfluidic separator

US Patent 7708150 Process for preparing semipermeable membranes

US Patent 7708888 Apparatus for withdrawing permeate using an immersed vertical skein of hollow fibre membranes

US Patent 7717273 Membrane surface modification by radiation-induced polymerization

US Patent 7718069 Water treatment process for oilfield produced water

US Patent 7718112 Nanometer scale structures

US Patent 7727400 Low water recovery rate desalination system and method

US Patent 7727434 Membranes and methods of treating membranes

US Patent 7731854 Situ system and method for treating an oil and gas well drilling fluid

US Patent 7736514 Method for extracting lactic acid from aqueous suspensions

US Patent 7743929 Process of forming multilayered structures

US Patent 7744760 Method and apparatus for desalination

US Patent 7749385 Materials and methods for processing non-aqueous mixtures

US Patent 7749386 Desalination system

US Patent 7749414 Composite membrane

US Patent 7763171 Reverse osmosis filtration system storage tanks

US Patent 7770739 Method of manufacturing membranes and the resulting membranes

US Patent 7771569 Enrichment of light hydrocarbon mixture

US Patent 7776214 Membrane element

US Patent 7780014 Porous water filtration membrane of vinylidene fluoride resin hollow fiber and process for production thereof

US Patent 7785466 Membrane filtered pipette tip

US Patent 7790039 Tangential flow filtration devices and methods for stem cell enrichment

US Patent 7799225 Membrane contactor assisted water extraction system for separating hydrogen peroxide from a working solution, and method thereof

US Patent 7803275 Membrane separation process using mixed vapor-liquid feed

US Patent 7806275 Chlorine resistant polyamides and membranes made from the same

US Patent 7815805 Connector apparatus and system including connector apparatus

US Patent 7828973 Plastic encapsulated tangential flow filter device and methods for making same

US Patent 7828977 Apparatus and method for isolating and/or eliminating at least one solute from a solution

US Patent 7837877 Process for separating components of a multi-component feed stream

US Patent 7837913 High aspect ratio template and method for producing same

US Patent 7842124 Polymer membrane for separating aromatic and aliphatic compounds

US Patent 7842188 Method for removal of guanidine compound from aqueous media

US Patent 7842214 Process for forming microporous membranes

US Patent 7846332 Apparatus and method for self-heating and self-hydrating foods and beverages

US Patent 7861869 Reinforced capillary membranes and process for manufacturing thereof

US Patent 7862723 Reverse osmosis system

US Patent 7866486 Composite ceramic hollow fibres method for production and use thereof

US Patent 7866487 Aromatic polyamide porous film, process for producing the same and secondary battery

US Patent 7867417 Membrane post treatment

US Patent 7871520 High-temperature membrane distillation

US Patent 7871521 Zero waste reverse osmosis system and downstream rinsing

US Patent 7871522 Hybrid RO/PRO system

US Patent 7874432 Protected alloy surfaces in microchannel apparatus and catalysts, alumina supported catalysts, catalyst intermediates, and methods of forming catalysts and microchannel apparatus

US Patent 7875176 Membrane module for fluid filtration

US Patent 7875184 Crystallized pellet/liquid separator

US Patent 7879243 Solvent removal process

US Patent 7883048 Method for combining hollow fibres into a bundle and hollow fibre bundle produced by said method

US Patent 7891500 Process of forming multilayered structures

US Patent 7901578 Method and system for treating an aqueous stream in the production of hydrocarbon

US Patent 7901580 Method, apparatus, and processes for producing potable water utilizing reverse osmosis at ocean depth in combination with shipboard moisture dehumidification

US Patent 7906025 Systems and methods for treatment of liquid solutions for use with livestock operations

US Patent 7909177 Braid-reinforced composite hollow fiber membrane

US Patent 7909178 Porous membrane of vinylidene fluoride resin and process for producing the same

US Patent 7909179 Modified polyamide matrices and methods for their preparation

US Patent 7910012 Composition, membrane, and associated method

US Patent 7913857 Selective membrane having a high fouling resistance

US Patent 7919025 Membrane structure and method of making

US Patent 7931838 Method for making oriented single-walled carbon nanotube/polymer nano-composite membranes

US Patent 7942275 Expanded PFTE membrane and method of making

US Patent 7947181 Reverse osmosis system

US Patent 7951224 Process for improving the cetane rating of distillate and diesel boiling range fractions

US Patent 7955506 Process for dewatering an aqueous organic solution

US Patent 7959011 Ceramic flexible membrane providing improved adhesion to the support fleece

US Patent 7959808 Polysulfone membranes methods and apparatuses

US Patent 7959809 Counter-pressure filtration of proteins

US Patent 7963401 Atmospheric pressure microwave plasma treated porous membranes

US Patent 7967152 Fluid filter support layer

US Patent 7967983 Liquid dispensing end-piece and liquid packaging and dispensing assembly comprising such an end-piece

US Patent 7968153 Continuous method for production of a regioselective porous hollow fibre membrane

US Patent 7985339 Polyarylether compositions bearing zwitterion functionalities

US Patent 7988855 Membrane bioreactor having single header membrane module

US Patent 7988891 Monopersulfate treatment of membranes

US Patent 7993523 Liquid filtration media

US Patent 8002989 Osmotic desalination process

US Patent RE42669 Vertical cylindrical skein of hollow fiber membranes and method of maintaining clean fiber surfaces

US Patent 8011517 Composite membranes with performance enhancing layers

US Patent 8011518 Crystalline polymer microporous film, manufacturing method of the same, and filtration filter