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Michael M. Geoffrey
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Oak Park, IL, US
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last 30 patents
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Patent Grant
Foundry binder of polyurethane, phenolic resin, polyisocyanate and...
Patent number
5,981,622
Issue date
Nov 9, 1999
Borden Chemical, Inc.
Michael M. Geoffrey
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Bound multi-component sand additive
Patent number
5,962,567
Issue date
Oct 5, 1999
Borden Chemical, Inc.
Michael M. Geoffrey
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Biphenyl additive for improvement in urethane foundry binders
Patent number
5,852,071
Issue date
Dec 22, 1998
Borden Chemical, Inc.
Michael M. Geoffrey
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Biphenyl additive for improvement in urethane foundry binders
Patent number
5,792,802
Issue date
Aug 11, 1998
Borden Chemical, Inc.
Michael M. Geoffrey
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Biphenyl additive for improvement in urethane foundry binders
Patent number
5,744,518
Issue date
Apr 28, 1998
Borden Chemical, Inc.
Michael M. Geoffrey
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Foundry binder of phenolic resole resin, polyisocyanate and epoxy r...
Patent number
5,733,952
Issue date
Mar 31, 1998
Borden Chemical, Inc.
Michael M. Geoffrey
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Bound multi-component sand additive
Patent number
5,621,036
Issue date
Apr 15, 1997
Borden Chemical, Inc.
Michael M. Geoffrey
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Low free formaldehyde phenolic polyol formulation
Patent number
5,264,535
Issue date
Nov 23, 1993
Acme Resin Corp.
Michael M. Geoffrey
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Low free formaldehyde phenolic polyol formulation
Patent number
5,189,079
Issue date
Feb 23, 1993
Acme Resin Corp.
Michael M. Geoffrey
B22 - CASTING POWDER METALLURGY