DIFF Subgroup
C10G 17/04 Liquid-liquid treatment forming two immiscible phases
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Refining of hydrocarbon oils, in the absence of hydrogen, with acids, acid-forming compounds, or acid-containing liquids, e.g. acid sludge > with acids or acid-containing liquids, e.g. acid sludge > Liquid-liquid treatment forming two immiscible phases
CPC:
Refining of hydrocarbon oils in the absence of hydrogen, with acids, acid-forming compounds or acid-containing liquids, e.g. acid sludge > with acids or acid-containing liquids, e.g. acid sludge > Liquid-liquid treatment forming two immiscible phases
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- C10G 17/07 using halogen acids or oxyacids of halogen (acids generating halogen C10G27/02) since 1980 IPC+CPC Available in IPC and CPC