QZ

Qianwen Zhang

BC Beijing Research Institute Of Chemical Industry, China Petroleum & Chemical: 1 patents #1 of 15Top 7%
CC China Petroleum & Chemical: 1 patents #3 of 75Top 4%
📍 Lo Wu, CN: #10 of 37 inventorsTop 30%
Overall (2004): #135,772 of 270,089Top 55%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6797669 Catalyst for selective hydrogenation, its preparation process and application Han Zhang 2004-09-28