| 1. | Vertical coal gasification - vortex combustion smokeless boiler 旋涡燃烧无烟锅炉 |
| 2. | Gray prediction of underground coal gasification process 煤炭地下气化过程灰色预测 |
| 3. | Prospect of development of coal gasification in china 展望煤气化在我国的发展 |
| 4. | Study on the underground coal gasification technology 煤炭地下气化炉联合气化技术研究 |
| 5. | Review of coal gasification and influential factors thereof 煤的气化及其影响因素综述 |
| 6. | Method of multi - point two - stage underground coal gasification 多点两阶段煤炭地下气化方法 |
| 7. | New technology of underground coal gasification 煤炭地下气化新工艺 |
| 8. | Multi - stage mathematical model in underground coal gasification 两阶段煤炭地下气化温度场模型 |
| 9. | Application probe into underground coal gasification technology 关于煤炭地下气化技术应用的探讨 |
| 10. | Underground coal gasification test in fuxin 阜新煤炭地下气化试验 |