Chengyan WANG

City:

Beijing

Country:

China

Published Applications:

Last publication date:

2020-12-03

Top Assignees for applications by Chengyan WANG

The entities that hold a legal rights for patent applications filed by inventor WANG Chengyan:

Chengyan WANG from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

Method for preparing lead directly from lead-containing material by solid phase reaction

Hydrometallurgical method for recycling lead from spent lead-acid battery paste

InventorID:

2840146 ⎘