1 result for “Owens-Corning Fiberglas”
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Patent · September 27, 1938
Process for the Production of Anhydrous Magnesium Carbonate (US Patent 2,131,524, 1938)
…24, 1935. It was assigned to Magnesium Dev Corp. The patent's description opens (from the scanned text): This invention relates to a process for the production of anhydrous magnesium carbonate (magnesite) from dolomite or limestone.