DIFF Subgroup
C09F 5/10 Refining
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Obtaining drying-oils > Refining
CPC:
Obtaining drying-oils (preparation of synthetic oil by polymerisation C08F, C08G) > Refining
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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