VERTICAL FURNACE

摘要

A vertical furnace having a gas suction port provided in its peripheral wall at furnace top part, designed to conduct operation with raw materials and fuels laid in an intra-furnace area superior to the gas suction port while closing the furnace top part. The vertical furnace is characterized in that (i) the furnace top part at its closure zone is fitted with a steel-made right cylinder for partitioning deposition regions for charged raw materials and fuels and (ii) superiorly to the furnace top, there is provided a raw material and fuel charging unit for dividing raw materials and fuels with different properties and charging them separately into areas inside and outside the right cylinder in cooperation with the right cylinder.