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P. R. Subramanian
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Dayton, OH, US
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last 30 patents
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Patent Grant
High temperature melting niobium-titanium-chromium-aluminum-silicon...
Patent number
5,741,376
Issue date
Apr 21, 1998
The United States of America as represented by the Secretary of the Air Force
P. R. Subramanian
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
High temperature melting molybdenum-chromium-silicon alloys
Patent number
5,683,524
Issue date
Nov 4, 1997
The United States of America as represented by the Secretary of the Air Force
P. R. Subramanian
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
High temperature melting molybdenum-chromium-silicon alloys
Patent number
5,505,793
Issue date
Apr 9, 1996
The United States of America as represented by the Secretary of the Air Force
P. R. Subramanian
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...