Data processing method for correcting P and S wave seismic trace

Communications – electrical: acoustic wave systems and devices – Seismic prospecting – Land-reflection type

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367 31, 367 57, 367 75, G01V 136

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046352384

ABSTRACT:
A method of processing seismic data enables correlation of P and S-wave seismic traces. First, P and S-waves are transmitted into the subsurface. The two-way vertical travel times are then measured for each wave to different depths so as to yield two sets of time-depths pairs. Mathematical functions relating two-way vertical travel time, T.sub.s or T.sub.p, and depth are fitted to each set of time-depth pairs. These functions are combined to yield an expression relating T.sub.s and T.sub.p. This expression may be utilized to rescale one of the traces to yield correlated P and S-wave traces.

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