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E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
E02B3/02—Stream regulation, e.g. breaking up subaqueous rock, cleaning the beds of waterways, directing the water flow
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FR729043D1931-12-081931-12-08Procédé de réalimentation, en eau d'infiltration, des terrains perméables bordant les cours d'eau
ExpiredFR729043A
(fr)