| C | SK | CHEMISTRY; METALLURGY |
| C01 | USK | CHEMISTRY |
| C01 | KL | INORGANIC CHEMISTRY (processing powders of inorganic compounds preparatory to the manufacturing of ceramic products C04B 35/00; fermentation or enzyme-using processes for the preparation of elements or inorganic compounds except carbon dioxide C12P 3/00; obtaining metal compounds from mixtures, e.g. ores, which are intermediate compounds in a metallurgical process for obtaining a free metal C21B , C22B; production of non-metallic elements or inorganic compounds by electrolysis or electrophoresis C25B) |
| C01G | UKL | COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F (metal hydrides C01B 6/00; salts of oxyacids of halogens C01B 11/00; peroxides, salts of peroxyacids C01B 15/00; thiosulfates, dithionites, polythionates C01B 17/64; compounds containing selenium or tellurium C01B 19/00; binary compounds of nitrogen with metals C01B 21/06; azides C01B 21/08; metal amides C01B 21/092; nitrites C01B 21/50; phosphides C01B 25/08; salts of oxyacids of phosphorus C01B 25/16; carbides C01B 31/30; compounds containing silicon C01B 33/00; compounds containing boron C01B 35/00; compounds having molecular sieve properties but not having base-exchange properties C01B 37/00; compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites, C01B 39/00; cyanides C01C 3/08; salts of cyanic acid C01C 3/14; salts of cyanamide C01C 3/16; thiocyanates C01C 3/20) |
| C01G 1/00 | HGR | Methods of preparing compounds of metals not covered by subclasses C01B , C01C , C01D , C01F , in general (electrolytic production of inorganic compounds C25B 1/00) [2] |
| C01G 1/02 | UGR1 | |
| C01G 1/04 | UGR1 | |
| C01G 1/06 | UGR1 | |
| C01G 1/08 | UGR1 | |
| C01G 1/10 | UGR1 | |
| C01G 1/12 | UGR1 | |
| C01G 1/14 | UGR1 | |
| C01G 3/00 | HGR | Compounds of copper |
| C01G 3/02 | UGR1 | |
| C01G 3/04 | UGR1 | |
| C01G 3/05 | UGR2 | |
| C01G 3/06 | UGR2 | |
| C01G 3/08 | UGR1 | |
| C01G 3/10 | UGR1 | |
| C01G 3/12 | UGR1 | |
| C01G 3/14 | UGR1 | |
| C01G 5/00 | HGR | Compounds of silver |
| C01G 5/02 | UGR1 | |
| C01G 7/00 | HGR | Compounds of gold |
| C01G 9/00 | HGR | Compounds of zinc |
| C01G 9/02 | UGR1 | |
| C01G 9/03 | UGR2 | | . . | Processes of production using dry methods, e.g. vapour phase processes [3] |
|
| C01G 9/04 | UGR1 | |
| C01G 9/06 | UGR1 | |
| C01G 9/08 | UGR1 | |
| C01G 11/00 | HGR | Compounds of cadmium |
| C01G 11/02 | UGR1 | |
| C01G 13/00 | HGR | Compounds of mercury |
| C01G 13/02 | UGR1 | |
| C01G 13/04 | UGR1 | |
| C01G 15/00 | HGR | Compounds of gallium, indium, or thallium |
| C01G 17/00 | HGR | Compounds of germanium |
| C01G 17/02 | UGR1 | |
| C01G 17/04 | UGR1 | |
| C01G 19/00 | HGR | Compounds of tin |
| C01G 19/02 | UGR1 | |
| C01G 19/04 | UGR1 | |
| C01G 19/06 | UGR2 | |
| C01G 19/08 | UGR2 | |
| C01G 21/00 | HGR | Compounds of lead |
| C01G 21/02 | UGR1 | |
| C01G 21/04 | UGR2 | | . . | Lead suboxide (Pb_2_O) |
|
| C01G 21/06 | UGR2 | |
| C01G 21/08 | UGR2 | |
| C01G 21/10 | UGR2 | |
| C01G 21/12 | UGR1 | |
| C01G 21/14 | UGR1 | |
| C01G 21/16 | UGR1 | |
| C01G 21/18 | UGR1 | |
| C01G 21/20 | UGR1 | |
| C01G 21/21 | UGR1 | |
| C01G 21/22 | UGR1 | |
| C01G 23/00 | HGR | Compounds of titanium |
| C01G 23/02 | UGR1 | |
| C01G 23/04 | UGR1 | |
| C01G 23/047 | UGR2 | |
| C01G 23/053 | UGR3 | | . . . | Producing by wet processes, e.g. hydrolysing titanium salts [3] |
|
| C01G 23/07 | UGR3 | | . . . | Producing by vapour phase processes, e.g. halide oxidation [3] |
|
| C01G 23/08 | UGR3 | | . . . | Drying; Calcining [3] |
|
| C01G 25/00 | HGR | Compounds of zirconium |
| C01G 25/02 | UGR1 | |
| C01G 25/04 | UGR1 | |
| C01G 25/06 | UGR1 | |
| C01G 27/00 | HGR | Compounds of hafnium |
| C01G 27/02 | UGR1 | |
| C01G 27/04 | UGR1 | |
| C01G 27/06 | UGR1 | |
| C01G 28/00 | HGR | Compounds of arsenic [3] |
| C01G 28/02 | UGR1 | | . | Arsenates; Arsenites [3] |
|
| C01G 29/00 | HGR | Compounds of bismuth |
| C01G 30/00 | HGR | Compounds of antimony [3] |
| C01G 30/02 | UGR1 | | . | Antimonates; Antimonites [3] |
|
| C01G 31/00 | HGR | Compounds of vanadium |
| C01G 31/02 | UGR1 | |
| C01G 31/04 | UGR1 | |
| C01G 33/00 | HGR | Compounds of niobium |
| C01G 35/00 | HGR | Compounds of tantalum |
| C01G 35/02 | UGR1 | |
| C01G 37/00 | HGR | Compounds of chromium |
| C01G 37/02 | UGR1 | | . | Oxides or hydrates thereof |
|
| C01G 37/027 | UGR2 | |
| C01G 37/033 | UGR2 | | . . | Chromium trioxide; Chromic acid [3] |
|
| C01G 37/04 | UGR1 | |
| C01G 37/06 | UGR2 | |
| C01G 37/08 | UGR1 | |
| C01G 37/10 | UGR2 | |
| C01G 37/14 | UGR1 | |
| C01G 39/00 | HGR | Compounds of molybdenum |
| C01G 39/02 | UGR1 | |
| C01G 39/04 | UGR1 | |
| C01G 39/06 | UGR1 | |
| C01G 41/00 | HGR | Compounds of tungsten |
| C01G 41/02 | UGR1 | |
| C01G 41/04 | UGR1 | |
| C01G 43/00 | HGR | Compounds of uranium |
| C01G 43/01 | UGR1 | |
| C01G 43/025 | UGR2 | |
| C01G 43/04 | UGR1 | |
| C01G 43/06 | UGR2 | |
| C01G 43/08 | UGR2 | |
| C01G 43/10 | UGR2 | |
| C01G 43/12 | UGR2 | |
| C01G 45/00 | HGR | Compounds of manganese |
| C01G 45/02 | UGR1 | |
| C01G 45/04 | UGR1 | |
| C01G 45/06 | UGR1 | |
| C01G 45/08 | UGR1 | |
| C01G 45/10 | UGR1 | |
| C01G 45/12 | UGR1 | | . | Manganates; Permanganates |
|
| C01G 47/00 | HGR | Compounds of rhenium |
| C01G 49/00 | HGR | Compounds of iron |
| C01G 49/02 | UGR1 | |
| C01G 49/04 | UGR2 | |
| C01G 49/06 | UGR2 | | . . | Ferric oxide (Fe_2_O_3_) |
|
| C01G 49/08 | UGR2 | | . . | Ferroso-ferric oxide (Fe_3_O_4_) |
|
| C01G 49/10 | UGR1 | |
| C01G 49/12 | UGR1 | |
| C01G 49/14 | UGR1 | |
| C01G 49/16 | UGR1 | |
| C01G 51/00 | HGR | Compounds of cobalt |
| C01G 51/02 | UGR1 | |
| C01G 51/04 | UGR1 | |
| C01G 51/06 | UGR1 | |
| C01G 51/08 | UGR1 | |
| C01G 51/10 | UGR1 | |
| C01G 51/12 | UGR1 | |
| C01G 53/00 | HGR | Compounds of nickel |
| C01G 53/02 | UGR1 | |
| C01G 53/04 | UGR1 | |
| C01G 53/06 | UGR1 | |
| C01G 53/08 | UGR1 | |
| C01G 53/09 | UGR2 | |
| C01G 53/10 | UGR1 | |
| C01G 53/11 | UGR1 | |
| C01G 53/12 | UGR1 | |
| C01G 55/00 | HGR | Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum |
| C01G 56/00 | HGR | Compounds of transuranic elements |
| C01G 57/00 | HGR | Compounds of metals not covered elsewhere in this subclass |