Case Analysis of Three Porosity Instrument Failure Maintenance
China Oilfield Service Limited,independently innovated the combination of cross dipole array acoustic logging tool,compensated neutron logging tool and array density logging tool for logging.The three porosity measurements of acoustic,density and neutron were completed in one trip,and the logging data was good with significant operational results.The article introduces the typical faults of three types of instruments and shares the maintenance methods.
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