RU1777048C
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Method for determining wettability of collector rocks
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SU1742680A1
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Method for determination of capillary pressure
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SU1737307A1
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Device for selection of rocks and underground gas
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SU1749779A1
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Method for determining relative phase penetrability at two- phase filtration
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SU1674088A1
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Two-stage thermostat
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SU1599821A1
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Apparatus for exciting seismic pulses
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SU1674032A1
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System for carrying out seismic explorations with nonexplosive sources
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SU1571229A1
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Method of determining water saturation of rock
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SU1459974A1
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Method of determining maximum tolerance pressure of injecting gas into underground storage
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SU1408402A1
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Device for controlling and monitoring the performance of non-explosion pulsed sources of seismic signals
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SU1500867A1
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Thermostat
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SU1354150A1
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Continuously-operating geophone
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SU1402985A1
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Continuous-structure microphone-type seismic receiver
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SU1273524A1
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Deep-well quartz thermometer
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SU1267323A1
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Device for controlling non-explosive sources of seismic vibrations
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SU1303698A1
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Method of consolidating hole bottom-adjoining zone of sand and clay formations
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SU1242879A1
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Device for reception of time signals
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SU1350641A1
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Method of geoelectric prospecting
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SU1103185A1
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Seismogram recording device
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SU1080100A1
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Geoelectric prospecting method
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