| 1. | Procedure for field testing water - based drilling fluids 水基钻井液现场测试程序 |
| 2. | Drilling fluid clearing system - horizontal centrifuge 钻井液净化系统.卧式离心机 |
| 3. | Verification regulation of density meters of drilling fluids 钻井液密度计检定规程 |
| 4. | Procedure for field testing oil - based drilling fluids 油基钻井液现场测试程序 |
| 5. | Evaluation procedure of drilling fluids shale inhibitor 钻井液用页岩抑制剂评价方法 |
| 6. | Probe into features of drilling fluid in coalbed gas well 煤层气井钻井液特点的探讨 |
| 7. | New water - base drilling fluid technologies at home and abroad 国内外水基钻井液新技术 |
| 8. | Solid control system for drilling fluid . hydroclones 钻井液净化系统.旋流器 |
| 9. | Solid control system for drilling fluid . degasser 钻井液净化系统.除气器 |
| 10. | 1 i am working for petrotech drilling fluids service 我为中海石油技术服务泥浆公司工作。 |