... . 40% saving compare with heavy oil 3. 50% saving compare with diesel Main Technical Index:Inner ... soft coal and cokeSize: 13-25, 25-50, 50-80mmGas Volume:6000-8000m3/hCoal Consumption:2000-2500kg ... of coal gasifier with the best quality in China which is greatly used in metallurgical,mechanical,chemical ... with coal, 40% saving compare with heavy oil, 50% saving compare with diesel,60% saving compare with ...