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Patent applications and USPTO patent grants for Dorn; Ludwig.The latest application filed is for "sulfuric acid contact process".
Patent | Date |
---|---|
Sulfuric acid contact process Grant 3,933,991 - Dorn , et al. January 20, 1 | 1976-01-20 |
Process For The Removal Of Iodine And Organic Iodine Compounds From Gases And Vapours, And Sorption Agents Whch Are Impregnated With Metal Salts For Carrying Out The Removal Process Grant 3,838,554 - Wilhelm , et al. October 1, 1 | 1974-10-01 |
Production Of Transition Metal-containing Supported Catalysts Grant 3,779,946 - Dorn , et al. December 18, 1 | 1973-12-18 |
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