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Nujack Oil Pump Corporation
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Columbus, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method for pumping a liquid from a well and apparatus for use therein
Patent number
4,545,737
Issue date
Oct 8, 1985
Nujack Oil Pump Corporation
George E. Stanton
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for pumping a liquid from a well and apparatus for use
Patent number
4,526,048
Issue date
Jul 2, 1985
Nujack Oil Pump Corporation
George E. Stanton
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pump jack
Patent number
4,501,119
Issue date
Feb 26, 1985
Nujack Oil Pump Company
George E. Stanton
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Method for pumping a liquid from a well and apparatus for use therein
Patent number
4,456,060
Issue date
Jun 26, 1984
Nujack Oil Pump Corporation
George E. Stanton
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for pumping a liquid from a well and apparatus for use therein
Patent number
4,406,597
Issue date
Sep 27, 1983
Nujack Oil Pump Corporation
George E. Stanton
E21 - EARTH DRILLING MINING
Information
Patent Grant
Shock absorbing means for a rocker arm type oil well pump
Patent number
4,346,620
Issue date
Aug 31, 1982
Nujack Oil Pump Company
George E. Stanton
E21 - EARTH DRILLING MINING
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last 30 patents
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