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Fluid control valve
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Patent number 5,332,042
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Issue date Jul 26, 1994
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Halliburton Company
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Jeffrey S. Walter
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E21 - EARTH DRILLING MINING
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Pumping apparatus
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Patent number 4,527,954
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Issue date Jul 9, 1985
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Halliburton Company
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Beegamudre N. Murali
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Cover retainer
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Patent number 4,520,837
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Issue date Jun 4, 1985
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Halliburton Company
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Clinton W. Cole
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E21 - EARTH DRILLING MINING
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Packing arrangement
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Patent number 4,440,404
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Issue date Apr 3, 1984
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Halliburton Company
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James D. Roach
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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