Transducer system for use with borehole televiewer logging tool

Details Transducer system for use with borehole televiewer logging tool Transducer system for use with borehole televiewer logging tool

1984-12-17

1993-05-18

Moskowitz, Nelson

Acoustics

Geophysical or subsurface exploration

Well logging

367 35, 367912, 310367, 310369, 73642, G01V 140, H01L 4110

Patent

active

052123537

ABSTRACT:
A focused acoustic transducer for use with a borehole televiewer wherein the transducer is provided with a concaved surface designed to focus the acoustic energy and reduce the energy present in the side lobes of the near field.

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Heard, F. E.; "Upgrading the Acoustic Borehole . . . ", Sep. 11, 1980, pp. 341-344, vol. 4, Ann. Geo. Rec. Mtg., abst. attached.
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Journal of Acoustical Society of America, vol. 68, No. 1, Jul. 1980, pp. 85-92, F. S. Foster: "Cylindrical Transducer Scatter Scanner".
IEEE Transactions on Biomedical Engineering, vol. BME-30, No. 8, Aug. 1983, pp. 453-481, J. W. Hunt: "Ultrasound Transducers for Pulse-Echo Medical Imaging".

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