Inventor
DU QUNJIE
CN3 patents
Patents
3 patentsUS10254434B2Apr 9, 2019
Nuclear magnetic resonance logging instrument probe with multi-layered magnet and antenna excitation method
UNIV CHINA PETROLEUM BEIJING1 citations57
US10151808B2Dec 11, 2018
Multi-detecting depth nuclear magnetic resonance logging tool and probe, and antenna excitation method
UNIV CHINA PETROLEUM BEIJING0 citations49
US10274634B2Apr 30, 2019
Nuclear magnetic resonance logging instrument probe with double-layered magnets and antenna excitation method
UNIV CHINA PETROLEUM BEIJING0 citations37