1 result for “Owens-Corning Fiberglas”
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Patent · June 3, 1958
Indicator for water content of liquids (US Patent 2,836,974, 1958)
…It was assigned to Ansul Chemical Co. The patent's description opens (from the scanned text): This invention relates to an indicator element for indicating excessive quantities of water in liquids of extremely low water solubilities…