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• Written by: Bertrand B. Grunwald ×
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1 result for “Owens-Corning Fiberglas”

1. Patent · February 16, 1926

   Process for making Light Basic Carbonate of Magnesium (US Patent 1,573,603, 1926)

   …US Patent No. 1,573,603 on February 16, 1926, filed June 30, 1924. The patent's description opens (from the scanned text): This invention relates to a process for manufacturing heavy basic carbonate of magnesium.