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Adjustable drill bit
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Patent number 8,739,903
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Issue date Jun 3, 2014
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Schlumberger Technology Corporation
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Henri Denoix
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Deployment of a wireline tool
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Patent number 8,479,830
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Issue date Jul 9, 2013
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Schlumberger Technology Corporation
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Henri Denoix
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E21 - EARTH DRILLING MINING
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Drilling system
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Patent number 8,336,642
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Issue date Dec 25, 2012
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Schlumberger Technology Corporation
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Eric Lavrut
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E21 - EARTH DRILLING MINING
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Subsea lateral drilling
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Patent number 8,011,435
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Issue date Sep 6, 2011
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Schlumberger Technology Corporation
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Ricardo Carossino
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E21 - EARTH DRILLING MINING
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Expandable drill bit
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Patent number 7,410,015
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Issue date Aug 12, 2008
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Schlumberger Technology Corporation
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Henri Denoix
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E21 - EARTH DRILLING MINING