SU1647265A1
|
|
Device for remote measurement and automatic control of water flow in hydraulic systems
|
SU1725196A1
|
|
Device for control of water level in channel
|
SU1712786A1
|
|
Device for remote measurement and automatic control of water flow rate in channel
|
SU1689922A1
|
|
Device for measurement and automatic control of water flow rate at water-development project
|
SU1705487A1
|
|
Well of vertical drainage
|
SU1498885A1
|
|
Method of constructing hydraulic structure in canal on highly subsiding soil
|
SU1499324A1
|
|
Arrangement for controlling water supply for irrigation in pumping station sequence
|
SU1366995A1
|
|
Arrangement for regulating water feed in canal with pump stations
|
SU1158662A1
|
|
Method of erecting a dam
|
SU1167590A1
|
|
Device for controlling water level
|
SU1170034A1
|
|
Method of preventing underwashing of hydraulic structure foundation
|
SU1008709A1
|
|
Device for controlling liquid level in irrigation canal
|
SU1086408A1
|
|
Device for adjusting level in irrigation channel
|
SU983176A1
|
|
Method of hydraulic filling of dams of local materials
|
SU670671A1
|
|
Water receiver with horizontal bottom water intake
|
SU685755A1
|
|
Apparatus for measuring water flow in canal
|