Membership
Tour
Register
Log in
Kuo-Jer Hwang
Follow
Person
Kaosiung Hsien, TW
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method for treating waste printed circuit boards with molten mixtur...
Patent number
6,089,479
Issue date
Jul 18, 2000
Cleanenv' Engineeering Consultant Co., Ltd.
Kuo-Ching Chang
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...