Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10030146 | Thermoset modified additive for asphalt mixture, preparation method thereof and asphalt mixture | Yanjun Zhang, Shifeng Wang | 2018-07-24 |
| 9982136 | Waterborn polymer-modified emulsified asphalt mixture and process for producing the same | Yanjun Zhang, Jie Ji, Haiyan Zhang | 2018-05-29 |
| 9752098 | Bio-asphalt, bio-asphalt composition and method for preparing them | Min He, Haiyan Zhang, Xiaowei Wu, Guoqi Tang, Ke Zhong +1 more | 2017-09-05 |