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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
E02B3/023—Removing sediments
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FR21163A1919-01-091919-01-09Clarificateur pour eau motrice de turbines hydrauliques et autres liquides contenant des matières solides
ExpiredFR21163E
(fr)
Moyen d'extraire de l'eau ou d'autres liquides de houille lavée et autres matières analogues particulièrement applicable à la houille menue destinée à la cokéfaction