Christina L. Shannon

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Edmonton, CA

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Patents Grantslast 30 patents

Information Patent Grant
Well gate valve greasing tool and method of use
- Patent number 9,052,061
- Issue date Jun 9, 2015
- GE Oil & Gas Pressure Control LP
- Henry He
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Well Gate Valve Greasing Tool and Method of Use
- Publication number 20140124298
- Publication date May 8, 2014
- GE Oil & Gas Pressure Control LP
- Henry He
- E21 - EARTH DRILLING MINING
Information Patent Application
High Temperature Back Pressure Valve
- Publication number 20140116720
- Publication date May 1, 2014
- Vetco Gray Inc.
- Henry X. He
- E21 - EARTH DRILLING MINING