Controlled implosive downhole seismic source

Acoustics – Geophysical or subsurface exploration – Well logging

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Details

367146, 181113, G01V 140

Patent

active

048057266

ABSTRACT:
A controlled implosive downhole seismic source having a substantially hollow closed vessel body adapted to be lowered in a borehole and means for selectively causing at least a portion of the vessel body to implode under pressure thereby producing seismic waves.

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Hardee, H. D., "Downhole Periodic Seismic Sources", 31 Geophysical Prospecting 57-71 (1983).
Orr, M. and Schoenberg, M., "Acoustic Signatures From Deep Water Implosions of Spherical Cavities", 59 Journal of Acoustical Society of America, 1155, No. 5 (1976).
Reader, W. T. and Chertock, G., "Transient Sounds Due to Implosions of Simple Structures Under Hydrostatic Pressure", presented at 82nd Meeting of the Acoustical Society of America, Denver, Colo., Oct. 19, 1971.
Urick, R. J., "Implosions as Sources of Underwater Sound", Journal of Acoustical Society of America, p. 2026 (1964).

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