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Albert L. Haugse
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Columbus, OH, US
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last 30 patents
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Patent Grant
Polyurethane forming no-bake foundry binders
Patent number
6,017,978
Issue date
Jan 25, 2000
Ashland Inc.
Chia-hung Chen
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Composite core assembly for metal casting
Patent number
4,922,991
Issue date
May 8, 1990
Ashland Oil, Inc.
Michael A. Pitcher
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Mold assembly and fabrication thereof with a self-setting urethane...
Patent number
4,724,892
Issue date
Feb 16, 1988
Ashland Oil, Inc.
James T. Schneider
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Self-setting urethane adhesive paste system
Patent number
4,692,479
Issue date
Sep 8, 1987
Ashland Oil, Inc.
James T. Schneider
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Flexibilized polyurethane pipe coating
Patent number
4,542,049
Issue date
Sep 17, 1985
Ashland Oil, Inc.
Gary A. Tolhurst
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...