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Mark C. Duhon
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Sugar Land, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Loading tube for shaped charges
Patent number
7,942,098
Issue date
May 17, 2011
Schlumberger Technology Corporation
Chenghua Han
F42 - AMMUNITION BLASTING
Information
Patent Grant
Method for use in a wellbore
Patent number
7,673,566
Issue date
Mar 9, 2010
Schlumberger Technology Corporation
Chenghua Han
F42 - AMMUNITION BLASTING
Information
Patent Grant
Connector assembly and method of use
Patent number
7,661,474
Issue date
Feb 16, 2010
Schlumberger Technology Corporation
Jerry D. Campbell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Heat insulating container for a detonator
Patent number
7,481,166
Issue date
Jan 27, 2009
Schlumberger Technology Corporation
Chenghua Han
F42 - AMMUNITION BLASTING
Information
Patent Grant
Expandable elements
Patent number
7,455,104
Issue date
Nov 25, 2008
Schlumberger Technology Corporation
Mark C. Duhon
E21 - EARTH DRILLING MINING
Information
Patent Grant
Propellant fracturing of wells
Patent number
7,431,075
Issue date
Oct 7, 2008
Schlumberger Technology Corporation
James E. Brooks
F42 - AMMUNITION BLASTING
Information
Patent Grant
Well treatment system and method
Patent number
7,428,921
Issue date
Sep 30, 2008
Schlumberger Technology Corporation
Brenden M. Grove
F42 - AMMUNITION BLASTING
Information
Patent Grant
Weight spacer apparatus
Patent number
7,409,993
Issue date
Aug 12, 2008
Schlumberger Technology Corporation
Chenghua Han
E21 - EARTH DRILLING MINING
Information
Patent Grant
Charge holder apparatus
Patent number
7,347,279
Issue date
Mar 25, 2008
Schlumberger Technology Corporation
Haoming Li
E21 - EARTH DRILLING MINING
Information
Patent Grant
Well treatment system and method
Patent number
7,287,589
Issue date
Oct 30, 2007
Schlumberger Technology Corporation
Brenden M. Grove
F42 - AMMUNITION BLASTING
Information
Patent Grant
Method and composition for downhole cementing
Patent number
6,966,376
Issue date
Nov 22, 2005
Schlumberger Technology Corporation
John F. Vaeth
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method and apparatus for gravel packing a well
Patent number
6,230,802
Issue date
May 15, 2001
Schlumberger Technology Corporation
Mark Duhon
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
HEAT INSULATING CONTAINER FOR A DETONATOR
Publication number
20090090263
Publication date
Apr 9, 2009
SCHLUMBERGER TECHNOLOGY CORPORATION
Chenghua Han
F42 - AMMUNITION BLASTING
Information
Patent Application
Loading Tube For Shaped Charges
Publication number
20080121095
Publication date
May 29, 2008
SCHLUMBERGER TECHNOLOGY CORPORATION
Chenghua Han
F42 - AMMUNITION BLASTING
Information
Patent Application
Weight Spacer Apparatus
Publication number
20080053298
Publication date
Mar 6, 2008
SCHLUMBERGER TECHNOLOGY CORPORATION
Chenghua Han
E21 - EARTH DRILLING MINING
Information
Patent Application
Heat Insulating Container for a Detonator
Publication number
20070234921
Publication date
Oct 11, 2007
SCHLUMBERGER TECHNOLOGY CORPORATION
Chenghua Han
F42 - AMMUNITION BLASTING
Information
Patent Application
Well Treatment System and Method
Publication number
20070079960
Publication date
Apr 12, 2007
SCHLUMBERGER TECHNOLOGY CORPORATION
Brenden M. Grove
F42 - AMMUNITION BLASTING
Information
Patent Application
Connector Assembly and Method of Use
Publication number
20070034381
Publication date
Feb 15, 2007
SCHLUMBERGER TECHNOLOGY CORPORATION
Jerry D. Campbell
E21 - EARTH DRILLING MINING
Information
Patent Application
Propellant Fracturing of Wells
Publication number
20060070739
Publication date
Apr 6, 2006
SCHLUMBERGER TECHNOLOGY CORPORATION
James E. Brooks
F42 - AMMUNITION BLASTING
Information
Patent Application
CHARGE HOLDER APPARATUS
Publication number
20050173118
Publication date
Aug 11, 2005
SCHLUMBERGER TECHNOLOGY CORPORATION
HAOMING LI
E21 - EARTH DRILLING MINING
Information
Patent Application
Well Treatment System and Method
Publication number
20050061506
Publication date
Mar 24, 2005
SCHLUMBERGER TECHNOLOGY CORPORATION
Brenden M. Grove
F42 - AMMUNITION BLASTING
Information
Patent Application
Method and Composition for Downhole Cementing
Publication number
20040188090
Publication date
Sep 30, 2004
SCHLUMBERGER TECHNOLOGY CORPORATION
John F. Vaeth
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Expandable elements
Publication number
20020056553
Publication date
May 16, 2002
Mark C. Duhon
E21 - EARTH DRILLING MINING