DIFF Subgroup
B01J 19/18 Stationary reactors having moving elements inside (B01J19/08, B01J19/26 take precedence)
Introduced: January 1980
Title
Titles differ between systems:
IPC: Stationary reactors having moving elements inside
CPC: Stationary reactors having moving elements inside (B01J19/08, B01J19/26 take precedence)
Full Title
Full titles differ between systems:
IPC:
Chemical, physical or physico-chemical processes in general; Their relevant apparatus > Stationary reactors having moving elements inside
CPC:
Chemical, physical or physico-chemical processes in general; Their relevant apparatus > Stationary reactors having moving elements inside (B01J19/08, B01J19/26 take precedence)
CPC subdivides this area 5x more granularly than IPC with 8 additional codes.
8 codes are CPC-only extensions.
IPC defines codes here since 1980.
Child Classifications
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