DW

Dongqing Wang

PL Petrochina Company Limited: 1 patents #19 of 59Top 35%
Overall (2019): #481,777 of 560,194Top 90%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10252255 Method for preparing noble metal hydrogenation catalyst, noble metal hydrogenation catalyst and use thereof Xiaodong Yang, Chunmei Yu, Yanfeng Liu, Sheng Hu, Zhihua Zhang +19 more 2019-04-09