Paper and Pulp
| Thu 03 Oct 2024
Beijing, Oct. 3 -- Chinese Patent for pulping device for drilling grouting operation has been issued to Henan Highway Eng Group. This invention was developed by Jin Shuo, Yang Lingling, Yang Peifeng, Cheng Liang, Hu Zhihua, Li Xiaolei, Li Shaofeng, Zheng Min, Li Zongpo, Wang Xinlei and Tian Shukai.
The patent application numb..