FURNACE FOR PYROLYSIS OF HYDROCARBON RAW MATERIAL Russian patent published in 1997 - IPC

FIELD: tyre industry; pyrolysis of automobile tyres. SUBSTANCE: shell 5 is secured on lower portion 3 of furnace concentrically with pyrolysis chamber 1. Space of shell 5 through open upper end face communicated with clearance between ceiling of upper portion 2 of furnace and upper closed end face of pyrolysis chamber 11. Detachable gauze ring-shaped basket 8 for material is installed on shell 5. Portions 2 and 3 are interconnected by means of conical detachable joint 12. The latter has ports for heating gas. Trough 9 with branch pipe 10 to bring out products of pyrolysis is coupled with shell 5 over inner diameter. Deflector 16 is installed with clearance inside shell 5 on bottom of furnace along axis of furnace. Radial ribs 19 in the form of propeller screw blades directed towards heating gas flow are arranged in clearance. Ring deflector 11 with side surface in the form of truncated cone pointed with its smaller base downwards is arranged above trough 9 in zone of outlet of branch pipe. EFFECT: enlarged operating capabilities. 7 cl, 3 dwg