METHOD FOR DETECTING FORMATION RESISTIVITY OUTSIDE OF METAL CASING USING TIME-DOMAIN ELECTROMAGNETIC PULSE IN WELL

A method for detecting formation resistivity outside of metal casing using time-domain electromagnetic pulse in a borehole, the method including steps of a) providing a borehole large power pulse transmitting source, recording an induced electromotive force , and full time digital recording a transm...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LUO MINGZHANG, XIANG KUI, HU WENBAO, YAN LIANGJUN, TANG XINGONG, CHEN QINGLI, LIU DIREN, XIE XINGBING, SU ZHULIU, XU ZHENPING, MAO YURONG, WANG JUNMIN
Format:	Patent
Sprache:	eng
Schlagworte:	DETECTING MASSES OR OBJECTS GEOPHYSICS GRAVITATIONAL MEASUREMENTS MEASURING PHYSICS TESTING
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