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Pump with seal purge heater
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Patent number 5,143,515
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Issue date Sep 1, 1992
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BW/IP International, Inc.
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Clark S. Boster
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Pump with heat exchanger
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Patent number 4,932,836
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Issue date Jun 12, 1990
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BW/IP International, Inc.
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Clark S. Boster
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Pump with heat exchanger
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Patent number 4,775,293
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Issue date Oct 4, 1988
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BW/IP International, Inc.
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Clark Boster
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Pump construction
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Patent number 4,688,990
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Issue date Aug 25, 1987
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Borg-Warner Corporation
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Clark S. Boster
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Mechanical seal
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Patent number 4,586,719
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Issue date May 6, 1986
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Borg-Warner Corporation
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Joseph A. Marsi
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...