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RU1798427C
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Method for control of water temperature condition in tail water
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RU1798428C
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Water intake for power plant
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Wall of shipping lock chamber
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Device for drying drain well of hydroelectric station
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SU1767072A1
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Seal of expansion and shrinkage joints
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RU1777029C
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Water sampler
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SU1749368A1
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Water intake of concrete dam for water intake from water storage surface layers
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Method of building transverse channel in dam under operating highway
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SU1767077A1
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Method for increasing height of segment door on acting hydraulic works
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SU1703777A1
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Method for building concrete dam
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Method for construction of soil-cement layer of dam
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BR9000313A
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Concrete dam installation with background unloading
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Method for construction of concrete arch dam
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Hydroelectric plant for multipurpose water-power development
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Training wall for navigation pass
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SU1707365A2
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Hydraulic cylinder
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SU1703796A1
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Device for entrapping oily sewage
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RU1783067C
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Device for determining shearing strength of soil
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SU1671951A1
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Clearance between paddles and chamber walls regulating device for paddle turning diagonal hydraulic turbine
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SU1693180A1
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Earth dam
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