Gerald D. Jackson

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Marlow, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Screw operated emergency relief and safety valve
- Patent number 4,372,391
- Issue date Feb 8, 1983
- Halliburton Company
- Burchus Q. Barrington
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill pipe tester and safety valve
- Patent number 4,319,633
- Issue date Mar 16, 1982
- Halliburton Services
- Michael E. McMahan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Valve closing method and apparatus for use with an oil well valve
- Patent number 4,144,937
- Issue date Mar 20, 1979
- Halliburton Company
- Gerald D. Jackson
- E21 - EARTH DRILLING MINING