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James J. Weber
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Allentown, PA, US
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last 30 patents
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Patent Grant
Blends of poly(propylene carbonate) and poly(methyl methacrylate) a...
Patent number
4,946,884
Issue date
Aug 7, 1990
Air Products and Chemicals, Inc.
Jeffrey A. Kuphal
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
CO.sub.2 copolymer binder for forming ceramic bodies and a shaping...
Patent number
4,882,110
Issue date
Nov 21, 1989
Air Products and Chemicals, Inc.
Daniel P. Kramer
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Blends of poly(propylene carbonate) and poly(methyl methacrylate) a...
Patent number
4,874,030
Issue date
Oct 17, 1989
Air Products and Chemicals, Inc.
Jeffrey A. Kuphal
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
CO.sub.2 copolymer ceramic-binder composition
Patent number
4,814,370
Issue date
Mar 21, 1989
Air Products and Chemicals, Inc.
Daniel P. Kramer
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Process for producing novel block alkylene polycarbonate copolymers
Patent number
4,665,136
Issue date
May 12, 1987
Air Products and Chemicals, Inc.
Joseph G. Santangelo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing metal castings
Patent number
4,633,929
Issue date
Jan 6, 1987
Air Products and Chemicals, Inc.
Joseph G. Santangelo
B22 - CASTING POWDER METALLURGY