John J. Cooper

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Columbus, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Heat curable binder systems and their use
- Patent number 5,837,047
- Issue date Nov 17, 1998
- Ashland Inc.
- Helena Twardowska
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Heat curable alumino-silicate binder systems and their use
- Patent number 5,743,953
- Issue date Apr 28, 1998
- Ashland Inc.
- Helena Twardowska
- B22 - CASTING POWDER METALLURGY