| 1. | Treatment of wastewater of cr using sinter of coal pyrites 硫酸烧渣处理含铬废水 |
| 2. | Treatment of chromium containing wastewater with steel slag 用钢渣处理含铬废水 |
| 3. | Microbial treament of waste water containing chromium 微生物法处理含铬废水 |
| 4. | Low cost treatment technology of waste water containing chromium 含铬废水低成本一步法处理技术 |
| 5. | Study on treatment of chromium - containing wastewater by modified fly ash 改性粉煤灰处理含铬废水的研究 |
| 6. | Treatment technologies on chromium and manganese acid wastewater 微电解法处理含铬废水操作条件优化研究 |
| 7. | A study on the disposing of waste water with cr 6 using organized bentonite 有机膨润土处理含铬废水的研究 |
| 8. | Removing chromium from industrial wastewater by complexing extraction 工业含铬废水的络合萃取处理工艺研究 |
| 9. | Comprehensive utilization of waste liquor containing high concentration chromium 高浓度含铬废水的综合利用 |
| 10. | Separation of low concentration chromium waste water using solvent extraction 低浓度含铬废水萃取分离的研究 |