Philip R. Robinson

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New Kensington, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for annealing steel
- Patent number 4,238,122
- Issue date Dec 9, 1980
- Allegheny Ludlum Steel Corporation
- Ralph E. Snyder
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for annealing silicon steel
- Patent number 4,167,426
- Issue date Sep 11, 1979
- Allegheny Ludlum Industries, Inc.
- Ralph E. Snyder
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for cleaning strip in a molten salt bath
- Patent number 4,078,942
- Issue date Mar 14, 1978
- Allegheny Ludlum Industries, Inc.
- Frank L. Luisi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...