Jianguo Zhang

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Katy, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Prediction and diagnosis of lost circulation in wells
- Patent number 9,091,149
- Issue date Jul 28, 2015
- BP Corporation North America Inc.
- Mark William Alberty
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
PREDICTION AND DIAGNOSIS OF LOST CIRCULATION IN WELLS
- Publication number 20130299241
- Publication date Nov 14, 2013
- BP Exploration Operating Company Limited
- Mark William Alberty
- E21 - EARTH DRILLING MINING