IPC Subgroup
C01B 17/04 from gaseous sulfur compounds including gaseous sulfides
Introduced: September 1968
Last revised: January 2006
Full Title
Sulfur; Compounds thereof > Preparation of sulfur; Purification > from gaseous sulfur compounds including gaseous sulfides
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- INORGANIC CHEMISTRY
- Subclass:
- NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
1 direct subcode
Child Classifications
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- C01B 17/05 by wet processes