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PCE
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DIFF Subgroup
C10G 31/11

by dialysis

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for > by dialysis

CPC:

Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for (by distillation C10G7/00) > by dialysis

No child classifications to compare. This is a leaf node in both IPC and CPC.