METHOD OF GEOPHYSICAL PROSPECTING OF HYDROCARBON DEPOSITS
FIELD: prospecting. ^ SUBSTANCE: method comprises exciting seismic vibration by means of a seismic source, generating simultaneously electric field by means of at least two electrodes, recording seismic vibration at least once when current is supplied to the electrodes and at least once when electri...
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Format: | Patent |
Sprache: | eng ; rus |
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Zusammenfassung: | FIELD: prospecting. ^ SUBSTANCE: method comprises exciting seismic vibration by means of a seismic source, generating simultaneously electric field by means of at least two electrodes, recording seismic vibration at least once when current is supplied to the electrodes and at least once when electric power is not supplied to them, producing the difference of seismic records obtained in the presence and absence of electric field, and detecting anomalous phenomena from the variation of the amplitude of reflected waves of seismic and seismic-electric fields. ^ EFFECT: enhanced precision and reduced cost of prospecting. ^ 4 cl, 2 dwg |
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