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Brian Darling
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Sugar Land, TX, US
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last 30 patents
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Patent Grant
Method and apparatus for cementing a well
Patent number
RE38578
Issue date
Sep 14, 2004
Schlumberger Technology Corporation
Claude J. Vercaemer
166 - Wells
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Patent Grant
Method and apparatus for cementing a well
Patent number
6,085,838
Issue date
Jul 11, 2000
Schlumberger Technology Corporation
Claude J. Vercaemer
E21 - EARTH DRILLING MINING