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Russell R. May
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Wadsworth, OH, US
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last 30 patents
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Patent Grant
Refractory metal diboride articles by cold pressing and sintering
Patent number
4,275,025
Issue date
Jun 23, 1981
PPG Industries, Inc.
Russell R. May
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Patent Grant
Production of hypochlorous acid
Patent number
4,190,638
Issue date
Feb 26, 1980
PPG Industries, Inc.
Howard H. Hoekje
C01 - INORGANIC CHEMISTRY