Baiwan Wei

Follow

Person

Nanchang, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Method for preparing ultrafine tungsten carbide powder
- Patent number 8,980,215
- Issue date Mar 17, 2015
- Jiangxi Rare Earth and Rare Metals Tungsten Group Corporation
- Baiwan Wei
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING ULTRAFINE TUNGSTEN CARBIDE POWDER
- Publication number 20130004407
- Publication date Jan 3, 2013
- Baiwan Wei
- C01 - INORGANIC CHEMISTRY