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RU1781370C
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Hydraulic structure
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RU1781371C
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Crossing joint of closed water conduit and ice-ground antiseepage wall of ground dam
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RU1778224C
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Vertical stilling pit
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RU1778213C
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Method for determining vertical deformation of ground mass
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RU1778227C
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Water engineering system
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RU1783046C
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Method of erecting ground dam with core
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SU1749366A1
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Method of removing water from flow cavity of hydraulic turbogenerator unit
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SU1740540A1
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Dome-shaped pressure tunnel
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RU1772305C
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Method for construction of sand and gravel dam
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SU1740537A1
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Spillway structure fountain
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SU1714035A1
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Method for inspection and repair of pressure tunnel of hydroelectric station
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SU1710652A1
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Method of damming a river bed
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SU1708985A1
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Method for shutting off river bed
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SU1738886A1
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Sports ground
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SU1731900A1
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Drainage device
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SU1701780A2
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Water passageway under embankment
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SU1708992A1
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Method for building ice-and-soil antiseepage wall in filtrating soil
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SU1728365A1
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Method of setting a freezing column into soil
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SU1723250A1
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Drainage construction method
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SU1753524A1
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Base of electric installation
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