| 1. | Gray prediction of underground coal gasification process 煤炭地下气化过程灰色预测 |
| 2. | Study on the underground coal gasification technology 煤炭地下气化炉联合气化技术研究 |
| 3. | Method of multi - point two - stage underground coal gasification 多点两阶段煤炭地下气化方法 |
| 4. | New technology of underground coal gasification 煤炭地下气化新工艺 |
| 5. | Multi - stage mathematical model in underground coal gasification 两阶段煤炭地下气化温度场模型 |
| 6. | Application probe into underground coal gasification technology 关于煤炭地下气化技术应用的探讨 |
| 7. | Underground coal gasification test in fuxin 阜新煤炭地下气化试验 |
| 8. | Discussion on development of underground coal gasification technology 关于煤炭地下气化技术发展的探讨 |
| 9. | Underground coal gasification technology 煤炭地下气化技术 |
| 10. | Experiment research on underground coal gasification of xiyang anthracite 昔阳无烟煤地下气化模型试验研究 |