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Robert A. Frank
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Killingworth, CT, US
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Patents Grants
last 30 patents
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Patent Grant
Molten aluminum refining and gas dispersion system
Patent number
9,127,332
Issue date
Sep 8, 2015
Pyrotek, Inc.
Robert A. Frank
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
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Patent Application
Molten aluminum refining and gas dispersion system
Publication number
20090229415
Publication date
Sep 17, 2009
Robert A. Frank
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...