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Bellaire, TX, US
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Patents Grants
last 30 patents
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Patent Grant
Method and apparatus for retaining a soft seal in an integrated fla...
Patent number
7,841,416
Issue date
Nov 30, 2010
BJ Services Company LLC
Robert C. Henschel
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
Method and apparatus for retaining a soft seal in an integrated fla...
Publication number
20080047713
Publication date
Feb 28, 2008
BJ Services Company
Robert C. Henschel
E21 - EARTH DRILLING MINING