QG

Qingying Ge

CP China University Of Petroleum—Beijing: 1 patents #21 of 44Top 50%
Overall (2017): #276,275 of 506,227Top 55%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9790415 Modified silicon dioxide nano-particles and preparation method thereof, and drilling fluid suitable for shale gas wells Guancheng Jiang, Yinbo He, Lili Yang, Fan Liu, Yuxiu An +7 more 2017-10-17