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| Patents for C01G 37 - Compounds of chromium (1,613) |
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| 09/14/1976 | US3980751 From alkali metal- chlorate and -chloride | | 09/07/1976 | US3979310 Thermal decomposition of chromium chromate, antimony | | 06/29/1976 | US3966402 Chromium sulfate | | 06/15/1976 | US3963824 Process for extracting chromium from chromium ores | | 06/01/1976 | US3961029 Reduction to chromium (iii) hydroxide, dissolving in alkali and hydrogen peroxide, ion exchanging | | 05/11/1976 | US3956151 Hydrogen peroxide, chromium oxide, antimony, tellurium, or 1a metal, heat | | 05/11/1976 | US3956147 Production of metal fluorides from fluosilicic acid | | 04/13/1976 | US3950506 Process for the preparation of an olated chromium (III) nitrate | | 04/13/1976 | US3950183 Production of annealed pigments | | 02/10/1976 | US3937794 Hydrogen sulfide, aluminum halide, chromium halide, vaporization | | 02/10/1976 | US3937785 Treatment of chromium ore residues to suppress pollution | | 01/20/1976 | US3933972 Process for preparing pure sodium bichromate | | 01/13/1976 | US3932598 Process for producing alkali metal chromates and dichromates |
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