... for gasifying coking coal, hard coke, etc. and is widely used in machinery, metallurgy, chemistry, glass, building materials, food, textile and light ... pipe to burn at a nozzle. The heat produced is used to heat the thermal furnace. With the gas as the ... on the furnace. Our single stage coal gasifier is widely used as steel rolling furnace, annealing furnace, forging furnace, steel pipe ...