1 result for “Owens-Corning Fiberglas”
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Patent · November 14, 1967
Coated filter aids (US Patent 3,352,424, 1967)
…November 14, 1967, filed February 7, 1964. The patent's description opens: This invention relates to filtration of fluids containing impurities and concerns methods and materials employed to achieve clarification and purification of such contaminated uids.