YC

Young-Yoon Choi

KR Korea Institute Of Geoscience And Mineral Resources: 2 patents #113 of 360Top 35%
Overall (All Time): #2,089,402 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8268034 Manufacturing method of ferromolybdenum from molybdenite Sang Bae Kim, Chang-Youl Suh, Chul Woo Nam 2012-09-18
8163258 Pyrometallurgical process for treating molybdenite containing lead sulfide Sang Bae Kim, Byung Su Kim, Hoo-In Lee 2012-04-24