CQ

Congfeng Qu

CP China National Petroleum: 2 patents #10 of 93Top 15%
BC Beijing Huamei Inc. Cnpc: 1 patents #1 of 31Top 4%
Overall (2025): #133,258 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12391861 Cement slurry system, preparation method therefor and use thereof Jianzhou Jin, Yuchao Guo, Hong Yue, Youcheng Zheng, Hua Zhang +20 more 2025-08-19
12305116 Ultra-high temperature resistant cement slurry system for cementing and preparation method and use thereof Jianzhou Jin, Lili Chen, Yuchao Guo, Hua Zhang, Fuchen Liu +25 more 2025-05-20