William D. Chapman

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method for engaging completions in a wellbore
- Patent number 8,496,064
- Issue date Jul 30, 2013
- Schlumberger Technology Corporation
- Michael H. Du
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR ENGAGING WELL EQUIPMENT IN A WELLBORE
- Publication number 20090078429
- Publication date Mar 26, 2009
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Michael H. Du
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEM AND METHOD FOR ENGAGING COMPLETIONS IN A WELLBORE
- Publication number 20090056947
- Publication date Mar 5, 2009
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Michael H. Du
- E21 - EARTH DRILLING MINING