William Ernest Clark

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Oklahoma City, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for treating a subterranean formation using diver...
- Patent number 8,646,529
- Issue date Feb 11, 2014
- Schlumberger Technology Corporation
- William Ernest Clark
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for treating a subterranean formation using diver...
- Patent number 8,220,543
- Issue date Jul 17, 2012
- Schlumberger Technology Corporation
- William Ernest Clark
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for treating a subterranean formation using diver...
- Patent number 7,934,556
- Issue date May 3, 2011
- Schlumberger Technology Corporation
- William Ernest Clark
- E21 - EARTH DRILLING MINING