2 results for “Owens-Corning Fiberglas”
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Patent · April 17, 1945
Production of Magnesia from Dolomite (US Patent 2,373,912, 1945)
…filed December 17, 1942. The patent's description opens (from the scanned text): This invention relates to the production of magnesia from dolomite. 4 It has been proposed to recover magnesia from dolomite by processes involving…
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Patent · March 22, 1949
Magnesia Production (US Patent 2,465,264, 1949)
…1944. It was assigned to Harbison Walker Refractories Co. The patent's description opens (from the scanned text): This invention relates to the puriiication of magnesium hydrate produced by reaction of calcium hydrate and magnesium chloride…