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David W. Kern
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Slatedale, PA, US
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last 30 patents
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Patent Grant
Air cooled gas injection lance
Patent number
4,941,646
Issue date
Jul 17, 1990
Bethlehem Steel Corporation
Philip D. Stelts
C21 - METALLURGY OF IRON
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Patent Grant
Chemical dehydrogenation of molten ferrous alloys using a halogen-c...
Patent number
4,869,749
Issue date
Sep 26, 1989
Air Products and Chemicals, Inc.
Kenneth J. Fioravanti
C21 - METALLURGY OF IRON