Yongfeng Wei

City:

Gansu

Country:

China

Published Applications:

Last publication date:

2023-08-17

Top Assignees for applications by Yongfeng Wei

The entities that hold a legal rights for patent applications filed by inventor Wei Yongfeng:

Yongfeng Wei from Gansu, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

Oil shale semicoke adsorption inhibitor and application thereof in concrete preparation

InventorID:

6577698 ⎘