DIFF Subgroup
F27B 7/16 the means being fixed relatively to the drum, (F27B7/04 takes precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: the means being fixed relatively to the drum
CPC: the means being fixed relatively to the drum, (F27B7/04 takes precedence)
Full Title
Full titles differ between systems:
IPC:
Rotary-drum furnaces, i.e. horizontal or slightly inclined > with means for agitating or moving the charge > the means being fixed relatively to the drum
CPC:
Rotary-drum furnaces, i.e. horizontal or slightly inclined > with means for agitating or moving the charge > the means being fixed relatively to the drum, (F27B7/04 takes precedence)
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Child Classifications
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