Communications – electrical: acoustic wave systems and devices – Seismic prospecting – Land-reflection type
Patent
1983-04-21
1985-12-03
Moskowitz, Nelson
Communications, electrical: acoustic wave systems and devices
Seismic prospecting
Land-reflection type
367 41, 73628, G01V 136
Patent
active
045569622
ABSTRACT:
Seismic exploration method and apparatus in which interference signals received by the sensing geophones from the seismic vibration source are cancelled by employing a signal representative of the seismic vibration source and combining it with the output from the sensing geophones.
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