|
SU1707139A2
|
|
Method for groundwater disposal in regions with long-term period of subzero temperatures
|
|
SU1337498A1
|
|
Section of rolled-up metal forms
|
|
SU1399481A1
|
|
Stopping for isolating mine workings
|
|
SU1448079A1
|
|
Method of isolating excavated space susceptible to seismic effects
|
|
SU1247562A1
|
|
Arrangement for cleaning paved water drain ditches in mines
|
|
SU1331957A1
|
|
Method of withdrawing subsoil water in regions with prolonged below-zero temperateres period
|
|
SU1076599A1
|
|
Filling-up apparatus
|
|
SU1089278A1
|
|
Method of filling-up mine workings
|
|
SU1076546A1
|
|
Method of cleaning solid-lined gutters
|
|
SU1062407A1
|
|
Method of erecting a partition in full-up work
|
|
SU1043409A2
|
|
Saddle of horizontally vibrating pipeline
|
|
SU909399A1
|
|
Horizontally rocking pipeline support
|
|
SU877074A1
|
|
Ore delivery method
|
|
SU877205A1
|
|
Horisontal oscillation pipeline support
|
|
SU885696A1
|
|
Method of eliminating concrete-conveying pipeline clogging
|
