IPC Subgroup
C10K 1/34 by catalytic conversion of impurities to more readily removable materials
Introduced: September 1968
Last revised: January 2006
Full Title
Purifying combustible gases containing carbon monoxide > by catalytic conversion of impurities to more readily removable materials
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- Subclass:
- PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE