Ruth A. Dudenhoefer

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Columbus, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Inorganic poundry binder systems and their uses
- Patent number 5,390,727
- Issue date Feb 21, 1995
- Ashland Oil, Inc.
- Yuily M. Yunovich
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Inorganic foundry binder systems and their uses
- Patent number 5,279,665
- Issue date Jan 18, 1994
- Ashland Oil, Inc.
- Yuily M. Yunovich
- B22 - CASTING POWDER METALLURGY