Drill string inground isolation housing and method in MWD system

The housing defines a through channel along a length of the housing and is configured to support a set of electrical insulators surrounding the through channel to form an electrically isolated disconnect in the drill string such that each insulator of the set of insulators is subjected to a force th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHAU ALBERT W, THEIMER KENNETH J
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BASIC ELECTRIC ELEMENTS CABLES CONDUCTORS EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ELECTRICITY FIXED CONSTRUCTIONS INSULATORS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES
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