SU1305717A1
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Device for correlation processing of vibroseismic information
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SU1341603A2
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Complex-combined device for well logging
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Hinged rubber-metal shock-absorber
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SU1287069A1
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Method of switching channels of seismic cable
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SU1087939A1
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Complex combined instrument for well-logging
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SU1053039A2
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Device for indexing geophone in well
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Device for vibration exciting of seismic waves
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Scanning device
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Device for orientation of seismoreceivers in well
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Method and apparatus for electric geosurvey
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SU1023316A1
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Information input device
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SU920605A1
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Device for orientation of seismic receivers in well
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Scanning device
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SU974599A1
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Multi-channel information receiving device
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Device for geoelectric prospecting
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SU859980A1
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Device for seismic information conversion
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Seismic data conversion device
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SU800640A2
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Method and apparatus for choosing equal-height areas
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SU830270A1
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Well-logging device
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SU777426A2
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Method of discriminating equal-height areas and device for effecting same
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