DIFF Subgroup
B01D 3/40 Extractive distillation
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping > with one or more auxiliary substances > Extractive distillation
CPC:
Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping ( gas chromatography B01D15/08; destructive distillation C10B; preparation of alcoholic beverages by distillation C12H6/02) > with one or more auxiliary substances > Extractive distillation
No child classifications to compare. This is a leaf node in both IPC and CPC.