John T. DEVILLE Jr.

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Ville Platte, LA, US

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Patents Grantslast 30 patents

Information Patent Grant
Cement head
- Patent number 8,695,715
- Issue date Apr 15, 2014
- Halliburton Energy Services, Inc.
- Henry E. Rogers
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cement head
- Patent number 8,381,808
- Issue date Feb 26, 2013
- Halliburton Energy Services, Inc.
- Henry E. Rogers
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Cement Head
- Publication number 20130126173
- Publication date May 23, 2013
- Halliburton Energy Services, Inc.
- Henry E. ROGERS
- E21 - EARTH DRILLING MINING