Certification Description
Excellent Chinese Patent
certification information
Certificate Number
ZL03139228.8
Subject of certification
Jinlu Graphic Brand Tungsten Series Products (Tungsten Powder, Tungsten Carbide Powder)
Issuing Authority
Xiamen Golden Egret Special Alloy Co. Ltd.
Date of Issue
2014-11-04
Certified Products
A preparation method for high-performance nanoscale and ultrafine tungsten powder
Consultation Email
Xiamen Golden Egret Special Alloy Co. Ltd.