CW

Changzhi Wang

BC Beijing Zehua Chemical Engineering Co.: 1 patents #4 of 4Top 100%
📍 Shandong, CN: #54 of 230 inventorsTop 25%
Overall (2018): #454,310 of 503,207Top 95%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10052609 Tower packing element, tower packing, and packing tower and mixer comprising the same Runxing Xie, Hongping Tang, Jiazhuo Lv 2018-08-21