Inventor
YANG JA HYUN
KR3 patents
Patents
3 patentsUS10233373B2Mar 19, 2019
Drilling oil and method of preparing the same
SK INNOVATION CO LTD0 citations50
US9879169B2Jan 30, 2018
Drilling oil and method of preparing the same
SK INNOVATION CO LTD1 citations50
US9976098B2May 22, 2018
Method for preparing high-quality lubricant from biomass-derived fatty acid
SK INNOVATION CO LTD1 citations49