Inventor
CHE QINGLUN
CN3 patents
Patents
3 patentsUS11768149B2Sep 26, 2023
Device for measuring frictional force and film thickness of lubricating oil film in different surface velocity directions
UNIV QINGDAO TECHNOLOGY3 citations66
US11685877B2Jun 27, 2023
Super-lubricity water lubricating additive, super-lubricity water lubricant, preparation method and application
UNIV QINGDAO TECHNOLOGY0 citations54
US12276440B2Apr 15, 2025
Tooling and method for flexible through connection between double liners of water heater
UNIV QINGDAO TECHNOLOGY0 citations53