Gary R. Hysell

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Columbus, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Ester cured no-bake foundry binder system
- Patent number 5,424,376
- Issue date Jun 13, 1995
- Ashland Inc.
- Ken K. Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ester cured no-bake foundry binder systems
- Patent number 5,405,881
- Issue date Apr 11, 1995
- Ashland Oil, Inc.
- James T. Schneider
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Foundry mixes based upon reclaimed sand
- Patent number 5,376,696
- Issue date Dec 27, 1994
- Ashland Oil, Inc.
- William R. Dunnavant
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Modifiers for aqueous basic solutions of phenolic resole resins
- Patent number 4,780,489
- Issue date Oct 25, 1988
- Ashland Oil, Inc.
- William R. Dunnavant
- B22 - CASTING POWDER METALLURGY