... . 70% lower cost than the electric furnace 3. 30% lower cost than coal stove Small Gasifier QM0.8:Our company Zhengzhou Qianding ... coal gasifier shch as: QM0.8, QM1.0, QM1.3, QM1.5, QM1.8, QM2.0, QM2.2, QM2.4, QM2.6, ... QM3.0, QM3.2, QM3.4 single stage coal gasifier and CG3Q2.0-1, CG3Q2.6-1, CG3Q3 ... .0-1, CG3Q3.2-1, CG3Q3.4-1 ...