Furnace lid closed apparatus of horizontal chamber furnace-type coke oven

摘要

(57) to improve the sealing performance by [summary] [purpose] to raise the gas temperature of the furnace cover the vicinity of the gas space is to prevent the tar Oride to the furnace lid and the furnace body seal. [Configuration] The provision of the ceramic heater 8 over the entire length in the vertical direction of the lid body 1 and the furnace side of the Doajamu 7 facing the gas space 4 of the furnace cover formed of refractory. This was energized the ceramic heater 8 heats the coke oven gas flows through the gas space 4 to prevent the tar precipitation during gas. Poor sealing of the furnace lid with tar precipitation-deposition is eliminated.