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Ruth A. Bambauer
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Columbus, OH, US
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last 30 patents
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Patent Grant
Consumable pattern coating for lost foam castings
Patent number
5,950,702
Issue date
Sep 14, 1999
Ashland Inc.
Lian Soon Tan
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Inorganic foundry binder systems and their uses
Patent number
5,582,232
Issue date
Dec 10, 1996
Ashland Inc.
Ruth A. Bambauer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Inorganic foundry binder systems and their uses
Patent number
5,382,289
Issue date
Jan 17, 1995
Ashland Oil, Inc.
Ruth A. Bambauer
B22 - CASTING POWDER METALLURGY