DIFF Subgroup
C10G 19/067 with molten alkaline material
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Refining hydrocarbon oils, in the absence of hydrogen, by alkaline treatment > with molten alkaline material
CPC:
Refining hydrocarbon oils in the absence of hydrogen, by alkaline treatment > with molten alkaline material
No child classifications to compare. This is a leaf node in both IPC and CPC.