A SEISMIC SURVEYING ARRANGEMENT
A seismic surveying arrangement comprises a vertical source array(26) having at least two sources (27,28) of seismic energy. The source array (26) is disposed such that a first source (28) is located within a weathered layer (35) of the earth's interior and such that a second source(27) is loca...
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Sprache: | eng ; fre |
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