3 results for “Owens-Illinois”
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Patent · July 23, 1957
Asphaltic magnesia composition and method of producing the same (US Patent 2,800,415, 1957)
…on July 23, 1957, filed June 10, 1954. The patent's description opens (from the scanned text): This invention relates to the manufacture of magnesia insulation of the type known to the trade as 85% magnesia.
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Patent · December 17, 1957
Equipment for charging fibre-containing slurry into molds (US Patent 2,816,321, 1957)
…17, 1957, filed June 18, 1953. The patent's description opens (from the scanned text): This invention relates to the charging of material in slurry form into molds for the molding of articles from such slurry.
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Patent · October 9, 1956
Method for the manufacture of calcium silicate type insulation (US Patent 2,766,131, 1956)
…1954. It was assigned to Keasbey and Mattison Co. The patent's description opens (from the scanned text): This invention relates to the manufacture of calcium silicate-type insulation, and the invention is especially concerned with…