Method and apparatus using pad carrying electrodes for electrically investigating a borehole

Methods and apparatuses for electrically investigating a borehole are described. Tool mounted pads are provided, each with a plurality of small measure electrodes from which individually measurable survey currents are injected toward the wall of the borehole. The measure electrodes are arranged in a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	PALAITH, DAVID E, CHAN, DAVID S. K, GIANZERO, STANLEY C
Format:	Patent
Sprache:	eng
Schlagworte:	DETECTING MASSES OR OBJECTS GEOPHYSICS GRAVITATIONAL MEASUREMENTS MEASURING PHYSICS TESTING
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!