IPC Subgroup
C09F 5/1 Refining
Introduced: September 1968
Last revised: January 2006
Full Title
Obtaining drying-oils > Refining
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- Subclass:
- NATURAL RESINS; FRENCH POLISH; DRYING-OILS; OIL DRYING AGENTS, i.e. SICCATIVES; TURPENTINE
1 direct subcode
Child Classifications
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- C09F 5/12 by distillation