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Robert A. Peterson
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Calgary, CA
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last 30 patents
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Patent Grant
Gas shaft seal with flexible converging sealing faces
Patent number
5,609,342
Issue date
Mar 11, 1997
Revolve Technologies, Inc.
Robert A. Peterson
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Axial inlet beam-type compressor
Patent number
5,306,117
Issue date
Apr 26, 1994
NOVA Corporation of America
Clayton Bear
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Gas compressor having a dry gas seal on an overhung impeller shaft
Patent number
5,028,204
Issue date
Jul 2, 1991
Nova Corporation of Alberta
Vaclav Kulle
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Gas compressor having dry gas seals
Patent number
4,993,917
Issue date
Feb 19, 1991
Nova Corporation of Alberta
Vaclav Kulle
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES