CPC Subgroup
F27B 7/30 Arrangements of partitions
Full Title
Rotary-drum furnaces, i.e. horizontal or slightly inclined > Details, accessories or equipment specially adapted for rotary-drum furnaces > Arrangements of partitions
F27B 7/30 Rotary-drum furnaces, i.e. horizontal or slightly inclined > Details, accessories or equipment specially adapted for rotary-drum furnaces > Arrangements of partitions