Patents for C01G 35 - Compounds of tantalum (1,004) | |
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08/1977 | |
08/09/1977 | US4041138 Process for the preparation of crystalline potassium tantalum fluoride |
05/1977 | |
05/10/1977 | US4022652 Method of growing multiple monocrystalline layers |
08/1976 | |
08/24/1976 | US3976475 Or niobium from acid solutions thereofamine, extraction, hydrogen peroxide |
08/03/1976 | US3972710 Hydrofluoric acid, ketone extraction, silicofluoric acid |