Process and apparatus for making carbon black and quenching smoke from carbon black furnaces

Claim 1

A QUENCH SYSTEM FOR A CARBON BLACK FURNACE HAVING AN OUTLET FOR EFFLUENT SMOKE,COMPRISING IN COMBINATION AN UNOBSTRUCTED GENERALLY CYLINDRICAL SUBSTANTIALLY UNIFORM INTERNAL DIAMETER EFFLUENT SMOKE CONDUIT ADAPTED TO BE CONNECTED IN COMMUNICATION WITH SAID OUTLET OF SAID FURNACE, A WATER JACKET AROUND SAID CONDUIT ON THE END ADAPTED TO BE CONNECTED TO SAIDFURNACE, SAID WATER JACKET HAVING A WATER OUTLET ADJACENT SAID FURNACE AND A WATER INLET ADJACENT THE OTHER END OF SAID WATER JACKET. A FIRST WATER SPRAY IN THE UNJACKETED PORTION OF SAID CONDUIT ADJACKETED SAID WATER JACKET, A SECOND WATER PRAY IN THE UNJACKETED PORTION OF SAID CONDUIT, MEANS TO SUPPLY WATER TO SAID INLET OF SAID WATER JACKET AND TO EACH OF SAID SPRAYS IN CONTROLLED AMOUNT TEMPERATURE SESITIVE CONTROL MEANS FOR REGULATING THE WATER SUPPLY TO SAID WATER JACKET INLET TO MAINTAIN A CONSTANT TEMPERATURE ADJACENT SAID WATER JACKET OUTLET,AND SEPARATE TEMPERATURE SENSITIVE CONTROL MEANS FOR REGULATING THE WATER SUPPLY TO EACH OF SAID SPRAYS TO MAINTAIN A CONSTANT TEMPERATURE AT A CONTROL POINT DOWNSTREAM OF EACH SAID RESPECTIVE SPRAY.