John Andrew Westerheide

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Houston, TX, US

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Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND PROCESS FOR EXTRACTING OIL AND GAS BY HYDRAULIC FRACTURING
- Publication number 20130306322
- Publication date Nov 21, 2013
- GENERAL ELECTRIC COMPANY
- Stephen Duane Sanborn
- E21 - EARTH DRILLING MINING