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Ole B. Olsen
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Newtown, CT, US
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last 30 patents
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Patent Grant
Liquid ring pump having port member with internal passageways for h...
Patent number
4,850,808
Issue date
Jul 25, 1989
The Nash Engineering Company
Walter J. Schultze
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Self-priming liquid ring pump methods and apparatus
Patent number
4,679,987
Issue date
Jul 14, 1987
The Nash Engineering Company
Ole B. Olsen
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Noise control for conically ported liquid ring pumps
Patent number
4,551,070
Issue date
Nov 5, 1985
The Nash Engineering Company
Ole B. Olsen
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Noise control for conically ported liquid ring pumps
Patent number
4,521,161
Issue date
Jun 4, 1985
The Nash Engineering Company
Ole B. Olsen
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...