6 Patents
- US123595192025Coring and Sampling Integrated Sub and Downhole Instrument
CHINA OILFIELD SERVICES LIMITED
0 cites - 0 cites
- US120251592024Hydraulic Power System for Downhole Device and Downhole Device
China National Offshore Oil Corporation
0 cites - US120128162024Core Detection Device of Coring Instrument and Spacer Insertion Device
China Oilfield Services Limited
0 cites - US119058292024Integrated Logging Instrument for Coring and Sampling
China National Offshore Oil Corporation
0 cites - 0 cites