Preparation of sulfur; Purification

Introduced: September 1968

Full Title

Sulfur; Compounds thereof > Preparation of sulfur; Purification

CPC subdivides this area 3x more granularly than IPC with 9 additional codes.

9 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

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C01B 17/0205 CPC only CPC only
C01B 17/021 CPC only CPC only
C01B 17/0216 CPC only CPC only
C01B 17/0221 CPC only CPC only
C01B 17/0226 CPC only CPC only
C01B 17/0232 CPC only CPC only
C01B 17/0237 CPC only CPC only
C01B 17/0243 +1 CPC CPC only CPC only
C01B 17/0253 +1 CPC CPC only CPC only
C01B 17/027 Recovery of sulfur from material containing elemental sulfur, e.g. luxmasses ; Purification since 1980 IPC+CPC Available in IPC and CPC
C01B 17/04 from gaseous sulfur compounds including gaseous sulfides +3 CPC IPC+CPC Available in IPC and CPC
C01B 17/06 from non-gaseous sulfides or materials containing such sulfides, e.g. ores IPC+CPC Available in IPC and CPC
C01B 17/10 Finely divided sulfur, e.g. sublimed sulfur, flowers of sulfur IPC+CPC Available in IPC and CPC
C01B 17/12 Insoluble sulfur (mu-sulfur) +1 CPC IPC+CPC Available in IPC and CPC