468 results for “Owens-Illinois”, page 19 of 24
-
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…
-
Patent · March 22, 1949
Magnesia Production (US Patent 2,465,264, 1949)
…1944. It was assigned to Harbison Walker Refractories Co. The patent's description opens (from the scanned text): This invention relates to the puriiication of magnesium hydrate produced by reaction of calcium hydrate and magnesium chloride…
-
Patent · December 23, 1947
Magnesia Products (US Patent 2,433,265, 1947)
…1944. It was assigned to F E Schundler & Co Inc. The patent's description opens (from the scanned text): This invention relates to the manufacture of magnesia products and among other objects. aims to provide an…
-
Patent · October 5, 1943
Magnesium Basic Carbonate (US Patent 2,330,836, 1943)
…March 8, 1940. It was assigned to Keasbey and Mattison Co. The patent's description opens (from the scanned text): This invention relates to a magnesium basic carbonate of properties particularly suitable, for instance, in the…
-
Patent · September 26, 1944
Magnesium Composition (US Patent 2,358,818, 1944)
…1940. It was assigned to Keasbey and Mattison Co. The patent's description opens (from the scanned text): This invention relates to the utilization of dolo-, mite and particularly to the separation of magnesium and calcium…
-
Patent · January 7, 1941
Magnesium Hydroxide (US Patent 2,227,534, 1941)
…February 21, 1938. It was assigned to Marine Magnesium Products Corp. The patent's description opens (from the scanned text): This invention relates generally to the manufacture of magnesium hydroxide from brines containing convertible magnesium salts.
-
Patent · January 12, 1943
Making Asbestos Cement Shingles (US Patent 2,307,733, 1943)
…1941. It was assigned to Tilo Roofing Co Inc. The patent's description opens (from the scanned text): This invention relates to the art of making earthen or cement shingles and the like, and has for…
-
Patent · January 6, 1942
Making Tiles (US Patent 2,268,759, 1942)
…filed April 29, 1939. It was assigned to Armstrong Cork Co. The patent's description opens (from the scanned text): This invention relates to themethod of making tiles and, more particularly, to the method of making…
-
Patent · July 13, 1948
Making Tubular Coverings (US Patent 2,445,231, 1948)
…filed September 9, 1944. It was assigned to Johns Manville. The patent's description opens (from the scanned text): The present invention relates to flexible, tubular coverings and to a method and means for their manufacture.
-
Patent · March 3, 1942
Manufacture of basic magnesium carbonate and heat insulation material comprising same (US Patent 2,275,032, 1942)
…1938. It was assigned to Philip Carey Manufacturing Co. The patent's description opens (from the scanned text): This invention relates to the manufacture of basic magnesium carbonate and heat insulation material comprising basic magnesium carbonate.
-
Patent · August 10, 1948
Manufacture of Cementitious Sheets (US Patent 2,446,782, 1948)
…1946. It was assigned to Johns Manville. The patent's description opens (from the scanned text): This invention relates to the manufacture of hard and dense fibro ce'mentitious sheets, and is particularly concerned with an…
-
Patent · August 22, 1944
Manufacture of Magnesium Products (US Patent 2,356,395, 1944)
…It was assigned to Marine Magnesium Products Corp. The patent's description opens (from the scanned text): This invention relates generally to processes involving precipitation of magnesium hydroxide from sea water or like relatively dilute brines…
-
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…
-
Patent · January 18, 1949
Manufacturing Gaskets (US Patent 2,459,721, 1949)
…26, 1946. It was assigned to Johns Manville. The patent's description opens (from the scanned text): This invention relates to heat and chemical resistant gaskets, and is particularly concerned with a method of manufacturing heat…
-
Patent · July 11, 1944
Metallic Packing (US Patent 2,353,226, 1944)
…1941. It was assigned to Johns Manville. The patent's description opens (from the scanned text): The invention relates to metallic packings, and more particularly to a packing comprising an assembly of strands of metal fabric…
-
Patent · October 25, 1949
Method and Apparatus for Expansion of Fibrous Mass (US Patent 2,486,217, 1949)
…1945. The patent's description opens (from the scanned text): The invention is'particularly concerned with the expanding or stretching of condensed mats of the type built up as a plurality of layers or strata of…
-
Patent · June 9, 1942
Method and Apparatus for Forming Tubular Articles (US Patent 2,285,497, 1942)
…30, 1938. It was assigned to Lehon CO. The patent's description opens (from the scanned text): The invention relates to a new and improved method and apparatus for manufacturing tubular articles such as pipe, pillars…
-
Patent · August 24, 1943
Method of Curving Material (US Patent 2,327,706, 1943)
…1943, filed May 9, 1941. It was assigned to Johns Manville. The patent's description opens (from the scanned text): This invention relates to curved sheet materials and to a method utilized in manufacturing the same.
-
Patent · April 17, 1945
Method of Forming Asbestos Papers with Gel Binders (US Patent 2,373,914, 1945)
…April 12, 1940. It was assigned to Johns Manville. The patent's description opens (from the scanned text): This invention relates to the production of im- 1 proved papers and the method of. manufacturing the same.
-
Patent · October 25, 1949
Method of Forming Heat Insulation (US Patent 2,486,050, 1949)
…1944. It was assigned to Keasbey and Mattison Co. The patent's description opens (from the scanned text): This invention relates to heat insulation, and particularly to insulation adapted for use over a wide range of…