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Gajen P. Dubal
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Sterling Heights, MI, US
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last 30 patents
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Patent Grant
Method for recycling heat treating salts
Patent number
4,158,579
Issue date
Jun 19, 1979
Park Chemical Company
Robert W. Foreman
C21 - METALLURGY OF IRON
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Patent Grant
Cyanide-free carburizing process and composition
Patent number
4,153,481
Issue date
May 8, 1979
Park Chemical Company
Robert W. Foreman
C21 - METALLURGY OF IRON
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Patent Grant
Method and apparatus for recycling heat treating salts
Patent number
4,149,702
Issue date
Apr 17, 1979
Park Chemical Company
Robert W. Foreman
C21 - METALLURGY OF IRON