HM

Hua Mei

WC Wanhua Chemical Group Co.: 1 patents #1 of 27Top 4%
📍 Shandong, CN: #54 of 230 inventorsTop 25%
Overall (2018): #392,974 of 503,207Top 80%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9926259 Catalyst for fixed bed aniline rectification residue recycling and preparation method Hao Chen, Dewei Yu, Congying Zhang, Hui Wang, Yuan Li +8 more 2018-03-27