6 results for “Owens-Corning Fiberglas”
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Patent · March 17, 1942
Sheet Product (US Patent 2,276,869, 1942)
…276,869 on March 17, 1942, filed October 30, 1937. The patent's description opens (from the scanned text): This invention relates to an article of manu-' facture and the method and machine for making it.
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Patent · January 11, 1944
Causticizing of Waste Magnesia Products (US Patent 2,338,886, 1944)
…It was assigned to Johns Manville. The patent's description opens (from the scanned text): This invention relates to basic magnesium carbonate compositions of the type suitable for insulating purposes in the form of pipe coverings…
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Patent · June 23, 1936
Cellular Material (US Patent 2,045,099, 1936)
…filed July 23, 1932. It was assigned to Johns Manville. The patent's description opens (from the scanned text): This invention relates to a cellular material, and method of making the same, and particularly to a…
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Patent · March 3, 1936
Heat Insulating Composition (US Patent 2,033,106, 1936)
…1936, filed July 27, 1932. It was assigned to Johns Manville. The patent's description opens (from the scanned text): The present invention relates to improvements in the manufacture of heat insulation compositions, and, in particular…
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Patent · October 7, 1947
Magnesia Insulation (US Patent 2,428,555, 1947)
…1943. It was assigned to Johns Manville. The patent's description opens (from the scanned text): This invention relates to the manufacture of magnesia insulation, and is particularly directed to improvements in method and apparatus whereby…
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Patent · May 9, 1944
Manufacture of Structural Shapes and Resultant Product (US Patent 2,348,614, 1944)
…1942. It was assigned to Johns Manville. The patent's description opens (from the scanned text): This invention relates to the manufacture of fireproof sheets and shapes adapted for building construction, and is particularly concerned with…