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1 result for “Owens-Corning Fiberglas”

1. Patent · July 17, 1956

   Heat insulation composition and preparation thereof (US Patent 2,754,547, 1956)

   …July 17, 1956, filed November 17, 1951. It was assigned to Columbia Southern Chemical Corp. The patent's description opens (from the scanned text): This invention relates to a novel method of preparing heat insulation material.