CPC Subgroup
C01B 17/02 Preparation of sulfur; Purification
Full Title
Sulfur; Compounds thereof > Preparation of sulfur; Purification
14 direct subcodes
Child Classifications
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- C01B 17/027 Recovery of sulfur from material containing elemental sulfur, e.g. luxmasses ; Purification
- C01B 17/04 from gaseous sulfur compounds including gaseous sulfides
- C01B 17/06 from non-gaseous sulfides or materials containing such sulfides, e.g. ores
- C01B 17/10 Finely divided sulfur, e.g. sublimed sulfur, flowers of sulfur
- C01B 17/12 Insoluble sulfur (mu-sulfur)