Dewei Yu

WC Wanhua Chemical Group Co.: 1 patents #95 of 257Top 40%

📍 Shandong, CN: #981 of 2,138 inventorsTop 50%

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Patent #	Title	Co-Inventors	Date
9926259	Catalyst for fixed bed aniline rectification residue recycling and preparation method	Hua Mei, Hao Chen, Congying Zhang, Hui Wang, Yuan Li +8 more	2018-03-27