QH

Qiusheng Huang

CC China Petroleum & Chemical: 1 patents #39 of 144Top 30%
Overall (2019): #308,354 of 560,194Top 60%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10450837 Sleeve fracturing assembly, device using the same and method for using the same Zhenwei Gan, Shan Ren, Guangquan Li, Jihao Wu 2019-10-22