US Patent 7905492 Self-boosting wedge tubing-to-casing seal
Patent 7905492 was granted and assigned to Baker Hughes on March, 2011 by the United States Patent and Trademark Office.
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Patent abstract
A seal and/or anchoring arrangement includes a first perimetrically closed wedge, a second perimetrically closed wedge. An actuator is in operable communication with one of the first and second wedges. A frustoconical surface is present at a radially inwardly most located surface of the first and second wedges. A and method is included.
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Patent Inventor Names
James C. Doane0
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US Patent 07905492 Self-boosting wedge tubing-to-casing seal US Patent 7905492 Self-boosting wedge tubing-to-casing seal
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Patent Number
079054920
Patent Number
79054920
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Official Website
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
079054920
Date of Patent
March 15, 2011
0Patent Application Number
122646700
Date Filed
November 4, 2008
0Official Website
Patent Primary Examiner
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US Patent 07905492 Self-boosting wedge tubing-to-casing seal
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Is a
Current assignee
Patent jurisdiction
Patent number
07905492
Date of patent
March 15, 2011
Patent application number
12264670
Date Filed
November 4, 2008
Patent primary examiner
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