... Main Technical Index:Inner Diameter:3000mmCoal:Anthracite,Non-felt soft coal and cokeSize: 13-25, 25-50, 50-80mmGas Volume ... of coal gasifier with the best quality in China which is greatly used in metallurgical,mechanical,chemical and nonferrous metal industry, converting ... kilnlBoiler heat supply or transformation from oil to coal gas used in such industry as power generation, food drying, wood drying ...