QY

Qing Qing Yuan

CC China Petroleum & Chemical: 1 patents #49 of 213Top 25%
EU Ecolab Usa: 1 patents #138 of 480Top 30%
Overall (2020): #131,075 of 565,922Top 25%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10544372 Distillation tower for improving yield of petroleum hydrocarbon distillate and feeding method thereof Zhanzhu Zhang, Junyi Mao, Shuandi Hou, Ya Qin, Kejia Xu +6 more 2020-01-28
10538880 Method and composition for detackifying organic contaminants in the process of pulping and papermaking Qun Dong, Zhi Chen, Jian Shen 2020-01-21