S. John Pien

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Patents Grantslast 30 patents

Information Patent Grant
Non-hot crack bottom block for casting aluminum ingot
- Patent number 6,179,042
- Issue date Jan 30, 2001
- Alcoa Inc.
- Rick D. Perdue
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Roll for use in a belt caster and an associated method
- Patent number 5,477,912
- Issue date Dec 26, 1995
- Aluminum Company of America
- Lawrence W. Cisko
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Roll for use in casting metal products and an associated method
- Patent number 5,411,075
- Issue date May 2, 1995
- Aluminum Company of America
- S. John Pien
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Supporting and fastening means for mold blocks in a continuous bloc...
- Patent number 5,311,923
- Issue date May 17, 1994
- Aluminum Company of America
- John W. Cobes
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Continuous casting machine with mold block assemblies interlinked b...
- Patent number 5,133,401
- Issue date Jul 28, 1992
- Aluminum Company of America
- Lawrence W. Cisko
- B22 - CASTING POWDER METALLURGY