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1 result for “Owens-Corning Fiberglas”

1. Patent · July 30, 1940

   Self-set magnesium carbonate composition and method of effecting setting thereof (US Patent 2,209,754, 1940)

   …1939. It was assigned to Plant Rubber & Asbestos Works. The patent's description opens (from the scanned text): Our invention relates to magnesium carbonate compositions, and more particularly to an improved method for effecting setting of…