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US2011101695A1
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Hydraulic turbine with non-bladed rotor
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Machine for liquid
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Speed multiplier
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Hydraulic motor
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Device for changing rotational speed
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Device for changing speed
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Fluid machine
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Rolling fluid machine
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Light ring-shaped body, process of its manufacture and apparatus for making the same
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Ball-type hydraulic turbine
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Purification method of foundry waste waters
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Connection for automatic adjusting optimal parameters of vapour in the initial phase of warming the pressure vessels
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