Calibration structure for assisting rotary tensor instrument in well in monitoring magnetic gradient tensor for long time

The utility model relates to a calibration structure for assisting a rotary tensor instrument in a well to monitor magnetic gradient tensor for a long time, which is composed of the rotary tensor instrument and a pair of Maxwell coils, and the rotary tensor instrument and the Maxwell coils are fixed...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHENG HAO, SUI YANGYI, WANG KANG, BI ZHONGHUA, WANG ZIXIAO, ZHANG MINGWEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS TESTING
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