Barry W. Cross

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Sugar Land, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Downhole drilling apparatus and method for using same
- Patent number 6,761,230
- Issue date Jul 13, 2004
- Schlumberger Technology Corporation
- Barry W. Cross
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Downhole drilling apparatus and method for using same
- Publication number 20040045740
- Publication date Mar 11, 2004
- Barry W. Cross
- E21 - EARTH DRILLING MINING