How A Seismic Survey Is Done With Anaccelerated Weight Drop

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How you find oil with a seismic survey using a weight drop
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Used to do a baby version of this. Sledge hammer with a weighted switch and between 4 to 8 geophones. Used it for finding water lines that were too deep for metal detector or just to find out what someone burried. Cool tech.

repalmore
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Pretty cool video around here they use thumper trucks

rogerharper