Downhole tool

A multi-part logging tool (10) comprises a tool body having a longitudinal axis (16), a first transducer (30) perpendicular to the axis, spaced second (32) and third (34) transducers at angles of 8 to 27 DEG to the axis (16), fourth (36) and fifth (38) transducers at angles of 8 to 27 DEG to the axi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BIRCHAK, ROBERT JAMES, MANDAL, BATAKRISHNA, STROUD, JAMES WAYNE, MINEAR, JOHN WESLEY
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	DETECTING MASSES OR OBJECTS EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS GEOPHYSICS GRAVITATIONAL MEASUREMENTS MEASURING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PHYSICS TESTING
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