Core bit special for heat-preserving waterproof layer minimally invasive detection

Disclosed is a core bit special for heat-preserving waterproof layer minimally invasive detection. The core bit comprises a drilled core pipe and a core bit body, wherein the core bit body is connected to the left end of the drilled core pipe in a threaded mode. A hexagonal prism at the right end of...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SONG JIA, ZOU LINJIE, MA YUEKUN, ZUO YONGZHI, LIU YUNLONG, LI ZHENZHEN, DONG LIMAN, LI CHAO, ZHANG ZHUSUN, MA DEYUN, LU QIAOZHI, SHI YAN, JU YUNQI, LIU YAKUN, NAN KUN, SUN DI, LIU YUMIN, YIN KAI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING PHYSICS TESTING
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