... automation 3 high and stable calorific 4 low cost Hengjia two-stage coal gasifier, coal gas generatorBrief introduction:Because of burning ... of operation, high degree of automation, low labor strength.2 Two-stage coal gasifier do not make environmental pollution, significantly saving ... used in gas gasifier in GB-9143 ordinary pressure fixed bed.Coan granularity(mm)20~40, 25~50, 30~60Coal consumption ...