Robert G. James

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Whittier, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Control improvements in deep well pumps
- Patent number 4,599,046
- Issue date Jul 8, 1986
- Armco Inc.
- Robert G. James
- E21 - EARTH DRILLING MINING
Information Patent Grant
Self-compensating oscillatory pump control
- Patent number 4,534,706
- Issue date Aug 13, 1985
- Armco Inc.
- Richard R. Palm
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole seal for low profile oil well pumping installations
- Patent number 4,431,052
- Issue date Feb 14, 1984
- Armco Inc.
- Robert G. James
- E21 - EARTH DRILLING MINING
Information Patent Grant
Counterbalanced pumps and method of using same
- Patent number 4,404,863
- Issue date Sep 20, 1983
- Armco Inc.
- Robert G. James
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...