AMMONIA; CYANOGEN; COMPOUNDS THEREOF (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 telluriumC01B 19/00; 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; compounds containing silicon C01B 33/00; compounds containing boron C01B 35/00)
| Subclass | Title |
|---|---|
| 1/00 | Ammonia; Compounds thereof |
| 1/02 | Ammonia; Compounds thereof Preparation or separation of ammonia |
| 1/04 | Ammonia; Compounds thereof Preparation or separation of ammonia Preparation of ammonia by synthesis (preparation or purification of gas mixtures for ammonia synthesis C01B 3/02) |
| 1/08 | Ammonia; Compounds thereof Preparation or separation of ammonia Preparation of ammonia from nitrogenous organic substances |
| 1/10 | Ammonia; Compounds thereof Preparation or separation of ammonia Separation of ammonia from ammonia liquors, e.g. gas liquors |
| 1/12 | Ammonia; Compounds thereof Preparation or separation of ammonia Separation of ammonia from gases and vapours |
| 1/14 | Ammonia; Compounds thereof Preparation or separation of ammonia Separation of ammonia from gases and vapours Saturators |
| 1/16 | Ammonia; Compounds thereof Halides of ammonium |
| 1/18 | Ammonia; Compounds thereof Nitrates of ammonium |
| 1/20 | Ammonia; Compounds thereof Sulfides; Polysulfides |
| 1/22 | Ammonia; Compounds thereof Sulfites of ammonium |
| 1/24 | Ammonia; Compounds thereof Sulfates of ammonium (C01C 1/14 takes precedence) |
| 1/242 | Ammonia; Compounds thereof Sulfates of ammonium (C01C 1/14 takes precedence) Preparation from ammonia and sulfuric acid or sulfur trioxide |
| 1/244 | Ammonia; Compounds thereof Sulfates of ammonium (C01C 1/14 takes precedence) Preparation by double decomposition of ammonium salts with sulfates |
| 1/245 | Ammonia; Compounds thereof Sulfates of ammonium (C01C 1/14 takes precedence) Preparation from compounds containing nitrogen and sulfur |
| 1/246 | Ammonia; Compounds thereof Sulfates of ammonium (C01C 1/14 takes precedence) Preparation from compounds containing nitrogen and sulfur from sulfur-containing ammonium compounds |
| 1/247 | Ammonia; Compounds thereof Sulfates of ammonium (C01C 1/14 takes precedence) Preparation from compounds containing nitrogen and sulfur from sulfur-containing ammonium compounds by oxidation with free oxygen |
| 1/248 | Ammonia; Compounds thereof Sulfates of ammonium (C01C 1/14 takes precedence) Preventing coalescing or controlling form or size of crystals |
| 1/249 | Ammonia; Compounds thereof Sulfates of ammonium (C01C 1/14 takes precedence) Deacidifying the crystals |
| 1/26 | Ammonia; Compounds thereof Carbonates or bicarbonates of ammonium |
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