1 result for “Owens-Corning Fiberglas”
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Patent · January 7, 1947 · page 3
Molded Magnesia Insulation (US Patent 2,413,958, 1947)
In the document: …The molded article or block is then removed from the noai and subsequent completion of the setting opera tion is effected in the usual air drying Owen at a temperature within the range of 170 F…