3 results for “Owens-Illinois”
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Patent · February 6, 1934
Method of Producing Reactions with Silica and Products Thereof (US Patent 1,945,534, 1934)
…1931. The patent's description opens (from the scanned text): This invention relates to a method of producing silicates and particularly relates to a method of promoting chemical reactions between silica or silicious materials and sparingly…
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Patent · November 21, 1939
Pipe Coupling (US Patent 2,180,695, 1939)
…21, 1939, filed August 30, 1937. It was assigned to Johns Manville. The patent's description opens (from the scanned text): This invention relates to a pipe coupling assembly and the method of making the same.
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Patent · December 5, 1939
Asbestos-Cement Product (US Patent 2,182,353, 1939)
…353 on December 5, 1939, filed March 24, 1937. It was assigned to Johns Manville. The patent's description opens (from the scanned text): This invention relates to a method of making asbestos and cement products.