1 result for “Owens-Corning Fiberglas”
-
Patent · August 29, 1967
Device for dressing crude asbestos (US Patent 3,337,922, 1967)
…337,922 on August 29, 1967. The patent's description opens: This invention relates to a device for dressing the bunch-like adhered asbestos natural state fibres separated from the source rock, in which the fibre…