YC

Young-Gae Chun

KC Korea Zinc Co.: 1 patents #1 of 2Top 50%
📍 Onsan-eup, KR: #4 of 6 inventorsTop 70%
Overall (2003): #87,573 of 273,478Top 35%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6669894 Roaster with stabilized fluidized bed for roasting zinc concentrate Chang-Young Choi 2003-12-30