Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Hitachi Ltd
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Hitachi Ltd
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Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP15087276ApriorityCriticalpatent/JPS5376546A/en
Publication of JPS5376546ApublicationCriticalpatent/JPS5376546A/en
PURPOSE: To control a sand basin in an optimum degree so that the rate of sand and stone removal becomes maximum by controlling the sum of the quantity of water discharge per unit time and the value of the product of the change of the water level per unit time and predetermined coefficient in the basin to become equal to predetermined value.
COPYRIGHT: (C)1978,JPO&Japio
JP15087276A1976-12-171976-12-17Device for controlling rate of sand and stone removal in sand basin
PendingJPS5376546A
(en)