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Chemical Seal & Packing, Inc.
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Bearings with hardened rolling elements and polymeric cages for use...
Patent number
6,558,139
Issue date
May 6, 2003
Chemical Seal & Packing, Inc.
Dan Nguyen
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Magnetic drive pump having polymeric bearings and encased magnets f...
Patent number
6,183,219
Issue date
Feb 6, 2001
Chemical Seal & Packing, Inc.
Dan Dinh Nguyen
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Magnetic drive pump having encased magnets for pumping very low tem...
Patent number
6,056,520
Issue date
May 2, 2000
Chemical Seal & Packing, Inc.
Dan Dinh Nguyen
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Cryogenic reciprocating pump
Patent number
5,996,472
Issue date
Dec 7, 1999
Chemical Seal & Packing, Inc.
Dan Dinh Nguyen
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Super-low net positive suction head cryogenic reciprocating pump
Patent number
5,810,570
Issue date
Sep 22, 1998
Chemical Seal & Packing, Inc.
Dan Dinh Nguyen
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
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