|
RU1832252C
|
|
Water level regulator for water intake upper pond
|
|
RU1802037C
|
|
Pump plant water outlet
|
|
RU1807465C
|
|
Upstream level regulator
|
|
RU1822675C
|
|
Safety valve for water outlets of closed irrigation systems
|
|
RU1820368C
|
|
Device for regulating water levels in pools of water-development projects
|
|
RU1820366C
|
|
Controller of head water level in hydraulic structures
|
|
RU1819935C
|
|
Water intake works
|
|
RU1820365C
|
|
Controller of head water level in hydraulic structures
|
|
RU1807462C
|
|
Upstream level regulator in hydraulic structures
|
|
RU1820367C
|
|
Controller of head water level in hydraulic structures
|
|
RU1821518C
|
|
Arrangement for dissipating rolling waves
|
|
RU1830521C
|
|
Device for water level adjustment
|
|
RU1830520C
|
|
Water outlet-regulator of lower water level
|
|
RU1821516C
|
|
Arrangement for preventing wave formation in chutes
|
|
RU1821517C
|
|
Energy dissipator of high-speed wave flow
|
|
RU1788562C
|
|
Pulse d c/d c converter
|
|
RU1789972C
|
|
Water consumption stabilizer for open water courses
|
|
RU1772308C
|
|
Water flow energy damper
|
|
SU1717717A1
|
|
Stabilizing gate
|
|
SU1751259A1
|
|
Gravity dam
|
