SHIELDED SOLENOID COIL FOR WELL-LOGGING

A shielded solenoid for use in well logging is disclosed in which a cylindrical or solenoidal coil 44 is provided in a support member 41',41''. A shield 45 is spirally wrapped about the wall of the support member and the coil. The resulting toroidally shaped shield has its individual...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	RICHARD W OLDIGS
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS DETECTING MASSES OR OBJECTS ELECTRICITY GEOPHYSICS GRAVITATIONAL MEASUREMENTS INDUCTANCES MAGNETS MEASURING PHYSICS SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES TESTING TRANSFORMERS
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