SU1260896A1
|
|
Device for recording seismic signals
|
SU1249606A1
|
|
Method of determining electrical specific resistance of water in oil-gas-contaning strata
|
SU1210109A1
|
|
Method of determining mineralization of void water
|
SU1260892A1
|
|
Device for preparating seismic receiving line for operation
|
SU1107081A1
|
|
Device for forming and placing linear explosive charge
|
SU1065800A1
|
|
Acoustic well-logging device
|
SU1000964A1
|
|
Placer of linear continuous charges under snow
|
SU1000968A1
|
|
Device for extracting geophones from the ground
|
SU920604A1
|
|
Device for immersing charge into floating earth
|
SU864215A1
|
|
Seismic survey method
|
SU857895A1
|
|
Method and device for controlling seismic oscillation source
|
SU777194A1
|
|
Device for hole-drilling
|
SU824093A1
|
|
Device for delivering explosives into the ground
|
SU802508A1
|
|
Lock joint of well
|
SU717321A1
|
|
Quick-release rod joint
|
SU765457A1
|
|
Unit for driving measuring instruments, such as seismic transmitters, into soil
|
SU741214A1
|
|
Layer of linear continuous charges
|
SU717684A1
|
|
Device for measuring shock accelerations
|