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Irwin A. Lichtman
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Oradell, NJ, US
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last 30 patents
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Patent Grant
Silica base defoamer compositions with improved stability
Patent number
4,021,365
Issue date
May 3, 1977
Diamond Shamrock Corporation
Joseph V. Sinka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...