... 1) the use producer coal gasifier may enhance the thermal efficiency, also the coal burning if full, many ... nozzle. The heat produced is used to heat the thermal furnace. With the gas as the burning material, the ... used as steel rolling furnace, annealing furnace, forging furnace, steel pipe furnace, glass furnace, aluminum furnace, melting furnace, cooper furnace, pottery furnace, etc.Main technical ...