Seismic wave generation by a downhole source

Details Seismic wave generation by a downhole source Seismic wave generation by a downhole source

1986-06-13

1988-02-02

Kyle, Deborah L.

Acoustics

Geophysical or subsurface exploration

Seismic wave generation

181106, 181401, 367912, G01, G01

Patent

active

047224177

ABSTRACT:
A method and apparatus for downhole source generation of seismic waves of adjustable frequency by isolating a volume of liquid in a bore hole and cyclically varying the volume by a hydraulically operated transforming piston which varies the pressure of the volume thereby displacing the surrounding strata to generate waves.

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patent: 4383591 (1983-05-01), Oguara

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