US Patent 9169711 Slotted metal seal
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Patent abstract
A seal for sealing an annulus between an outer tubular wellhead member and an inner tubular wellhead member is described. The seal is an annular sealing ring that has a plurality of circumferentially spaced apart sealing ring grooves extending at least from a first end to a second end of the sealing surface of at least one of the wellhead members. When the seal is energized, fouling on the sealing surface is urged toward and then through the slot, axially away from the sealing surface.
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US Patent 09169711 Slotted metal seal US Patent 9169711 Slotted metal seal
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Patent Number
091697110
Patent Number
91697110
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Patent Jurisdiction
Patent Number
091697110
Date of Patent
October 27, 2015
0Patent Application Number
136781660
Date Filed
November 15, 2012
0Official Website
Patent Primary Examiner
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US Patent 09169711 Slotted metal seal
Infobox
Is a
Patent jurisdiction
Patent number
09169711
Date of patent
October 27, 2015
Patent application number
13678166
Date Filed
November 15, 2012
Patent primary examiner
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