|
RU2061210C1
|
|
Water sampler
|
|
RU2049197C1
|
|
Compensating basin of pressure high-line conduit of hydroelectric power station
|
|
RU2062874C1
|
|
Level indicator
|
|
RU2062873C1
|
|
Depth gage
|
|
RU2062875C1
|
|
Floating level indicator
|
|
RU2062870C1
|
|
Device for continuous measuring liquid level
|
|
RU2037014C1
|
|
Method of preparing construction base
|
|
RU2012965C1
|
|
Method of assembly and installation of underwater working grounding rod of d c electric power line
|
|
RU2059238C1
|
|
Method of revealing half-rock rocks being capable of swelling or becoming sodden
|
|
RU2010990C1
|
|
Hydraulic machine
|
|
RU2010231C1
|
|
Method of determination of hydrological parameters of water reservoir
|
