OILWELL CASING ELECTRICAL POWER PICK-OFF POINTS

A power supply apparatus is provided for supplying power and communications within a first piping structure. An external power transfer de-vice (42) is positioned around the first piping structure (24) and is magneti-cally coupled to an internal power transfer device (44). The internal power transfe...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	VINEGAR, HAROLD J, BURNETT, ROBERT REX, SAVAGE, WILLIAM MOUNTJOY, HIRSCH, JOHN MICHELE, CARL, FREDERICK GORDON JR
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY FIXED CONSTRUCTIONS GENERATION MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PHYSICS SIGNALLING SYSTEMS FOR STORING ELECTRIC ENERGY TRANSMISSION TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILARSIGNALS
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