Chijie Lin

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Corrugated energizing ring for use with a split lockdown ring
- Patent number 9,945,201
- Issue date Apr 17, 2018
- GE Oil & Gas Pressure Control LP
- Donald James Tamosaitis
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
CORRUGATED ENERGIZING RING FOR USE WITH A SPLIT LOCKDOWN RING
- Publication number 20160298410
- Publication date Oct 13, 2016
- GE Oil & Gas Pressure Control LP
- Donald James Tamosaitis
- E21 - EARTH DRILLING MINING