Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9765414 | Heat treatment method of turnout track and the turnout track | Ming Zou, Zhenyu Han, Yong Deng, Hua Guo, Quan Xu +1 more | 2017-09-19 |
| 9181447 | Metal protection coating, hot-dip Zn metallic material and hot-dip Al—Zn metallic material using the same | Zhefeng Xu, Yong Chen, Quan Xu, Yan Lou, Yilin Zhou | 2015-11-10 |
| 9157131 | High carbon content and high strength heat-treated steel rail and method for producing the same | Ming Zou, Quan Xu, Yong Deng, Hua Guo, Ming-Lung Liu +3 more | 2015-10-13 |
| 8742000 | Preparation method of hot dip galvanized sheet anti-corrosive treatment agent of environmental protective | Zhefeng Xu, Taixiong Guo, Quan Xu, Yong Chen, Xingde Cheng +2 more | 2014-06-03 |