Matthe Contant

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
System and method for controlling wellbore pressure during gravel p...
- Patent number 7,543,641
- Issue date Jun 9, 2009
- Schlumberger Technology Corporation
- Matthe Contant
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole actuation tools
- Patent number 7,510,001
- Issue date Mar 31, 2009
- Schlumberger Technology Corp.
- Christian C. Spring
- E21 - EARTH DRILLING MINING
Information Patent Grant
System and method for controlling actuation of tools in a wellbore
- Patent number 7,337,850
- Issue date Mar 4, 2008
- Schlumberger Technology Corporation
- Matthe Contant
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pressure control apparatus and method
- Patent number 7,296,624
- Issue date Nov 20, 2007
- Schlumberger Technology Corporation
- Vincent F. E. Rodet
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
System and Method for Controlling Wellbore Pressure During Gravel P...
- Publication number 20070227731
- Publication date Oct 4, 2007
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Matthe Contant
- E21 - EARTH DRILLING MINING
Information Patent Application
System and Method for Controlling Actuation of Tools in a Wellbore
- Publication number 20070056745
- Publication date Mar 15, 2007
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Matthe Contant
- E21 - EARTH DRILLING MINING
Information Patent Application
Downhole Actuation Tools
- Publication number 20070056724
- Publication date Mar 15, 2007
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Christian C. Spring
- E21 - EARTH DRILLING MINING
Information Patent Application
Pressure Control Apparatus and Method
- Publication number 20050092488
- Publication date May 5, 2005
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Vincent F.E. Rodet
- E21 - EARTH DRILLING MINING