CW

Changzhi Wang

BC Beijing Zehua Chemical Engineering Co.: 1 patents #1 of 4Top 25%
📍 Shandong, CN: #85 of 317 inventorsTop 30%
Overall (2020): #510,982 of 565,922Top 95%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10843164 Tower packing element, tower packing, and packing tower and mixer comprising the same Runxing Xie, Hongping Tang, Jiazhuo Lv 2020-11-24