Chemical tanning

Introduced: September 1968

Full Title

Tanning; Compositions for tanning > Chemical tanning

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

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C14C 3/04 Mineral tanning IPC+CPC Available in IPC and CPC
C14C 3/08 by organic agents IPC+CPC Available in IPC and CPC
C14C 3/28 Multi-step processes IPC+CPC Available in IPC and CPC
C14C 3/30 using physical means combined with chemical means IPC+CPC Available in IPC and CPC