John Collins

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Herts, GB

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Patents Grantslast 30 patents

Information Patent Grant
Downhole electrochemical fluid sensor and method of using same
- Patent number 10,605,068
- Issue date Mar 31, 2020
- Schlumberger Technology Corporation
- Laurent Pirolli
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Downhole Electrochemical Fluid Sensor and Method of Using Same
- Publication number 20150167445
- Publication date Jun 18, 2015
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Laurent Pirolli
- E21 - EARTH DRILLING MINING