Refining of hydrocarbon oils, in the absence of hydrogen, with other chemicals

Introduced: September 1968

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

Child Classifications

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C10G 29/02 Non-metals IPC+CPC Available in IPC and CPC
C10G 29/04 Metals, or metals deposited on a carrier IPC+CPC Available in IPC and CPC
C10G 29/06 Metal salts, or metal salts deposited on a carrier IPC+CPC Available in IPC and CPC
C10G 29/16 Metal oxides IPC+CPC Available in IPC and CPC
C10G 29/20 Organic compounds not containing metal atoms +1 CPC IPC+CPC Available in IPC and CPC