CPC Subgroup
C10B 47/30 in rotary ovens or retorts
Full Title
Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion > Other processes > in rotary ovens or retorts
C10B 47/30 Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion > Other processes > in rotary ovens or retorts