DIFF Subgroup
F27B 7/36 Arrangements of air or gas supply devices
Introduced: September 1968
Full Title
Rotary-drum furnaces, i.e. horizontal or slightly inclined > Details, accessories or equipment specially adapted for rotary-drum furnaces > Arrangements of air or gas supply devices
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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