DJ

Dong Ji

PL Petrochina Company Limited: 1 patents #17 of 56Top 35%
📍 Lanzhou, CN: #8 of 20 inventorsTop 40%
Overall (2018): #433,385 of 503,207Top 90%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9895686 Double-component modified molecular sieve with improved hydrothermal stability and production method thereof Xionghou Gao, Haitao Zhang, Hongchang Duan, Di Li, Zhengguo Tan +5 more 2018-02-20