Sand pump

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in artesian well boring, a long, slender bucket with a valve at the bottom for raising sand from the well.

See also: Sand

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Ceramic Pasting for repair works of Sand Pump Housing, Impeller & Pressure Plate of BIWTA Dredger.
The smallest material goes to a sand pump to a cyclone to a dewatering screen to final stockpile as C33 spec sand at higher than 3.
Built specifically to meet the needs of sand-bedded dairies, McLanahan's nitrile-lined 44 Super Magnum Sand Pump is a vertical shafted, centrifugal pump designed to withstand the rigorous demands of pumping sand and manure with minimal wear on the wet-end components.