Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8876938 | Process for producing sponge titanium | Xuemin Chen, Zhi Zhou | 2014-11-04 |
| 8871002 | Technological method for preparing sponge titanium from sodium fluotitanate raw material | Xuemin Chen, Zhi Zhou | 2014-10-28 |
| 8864873 | Method for preparing sponge titanium from potassium fluotitanate by aluminothermic reduction | Xuemin Chen, Zhi Zhou | 2014-10-21 |
| 8864874 | Method for preparing sponge titanium from sodium fluotitanate by aluminothermic reduction | Xuemin Chen, Zhi Zhou | 2014-10-21 |
| 8758478 | Method for cyclically preparing titanium sponge and coproducing sodium cryolite using sodium fluotitanate as intermediate material | Xuemin Chen, Yueming Yu, Qingdong Ye, Zhi Zhou, Xinyi Chen | 2014-06-24 |
| 8753421 | Method for cyclically preparing titanium sponge and coproducing potassium cryolite using potassium fluotitanate as intermediate material | Xuemin Chen, Yueming Yu, Qingdong Ye, Zhi Zhou, Xinyi Chen | 2014-06-17 |
| 8709368 | Preparation process of transition metal boride and uses thereof | Xuemin Chen, Zhihong Li, Weiping Wu | 2014-04-29 |
| 8709130 | Method for producing metal zirconium industrially and producing low-temperature aluminum electrolyte as byproduct | Xuemin Chen, Zhihong Li, Weiping Wu | 2014-04-29 |
| 8679318 | Electrolyte supplement system in aluminium electrolysis process and method for preparing the same | Xuemin Chen, Zhihong Li, Weiping Wu | 2014-03-25 |
| 8641996 | Cyclic preparation method for producing titanium boride from intermediate feedstock potassium-based titanium-boron-fluorine salt mixture and producing potassium cryolite as byproduct | Xuemin Chen, Yueming Yu, Qingdong Ye, Zhi Zhou | 2014-02-04 |
| 8574526 | Cyclic preparation method for producing titanium boride from intermediate feedstock sodium-based titanium-boron-fluorine salt mixture and producing sodium cryolite as byproduct | Xuemin Chen, Yueming Yu, Qingdong Ye, Zhi Zhou | 2013-11-05 |
| 8562931 | Method for cyclically preparing monomer boron and coproducing potassium cryolite using potassium fluoborate as intermediate material | Xuemin Chen, Yueming Yu, Qingdong Ye, Zhi Zhou | 2013-10-22 |
| 8557209 | Method for cyclically preparing elemental boron and coproducing sodium cryolite using sodium fluoborate as intermediate material | Xuemin Chen, Yueming Yu, Qingdong Ye, Zhi Zhou | 2013-10-15 |