Sand tank

Details Sand tank Sand tank

2005-03-15

2005-03-15

Douglas, Steven O. (Department: 3751)

Fluent material handling, with receiver or receiver coacting mea

Combined

C141S095000, C222S064000, C209S013000

Reexamination Certificate

active

06866074

ABSTRACT:
A tank assembly for classifying and blending sand products. The tank assembly includes a receptacle adapted to retain slurry at or below an upper level. The receptacle includes a feed end having a receptacle inlet, a discharge end having a receptacle overflow outlet, and a pair of side walls extending between the feed end and the discharge end. The discharge end of the receptacle is generally opposed to the feed end. The tank assembly also includes a plurality of upper cross tubes mounted to and extending between the pair of side walls of the receptacle. Each of the plurality of upper cross tubes is disposed above the upper level of the receptacle. The tank assembly further includes a plurality of settling stations mounted in the receptacle. Each of the settling stations includes an adjustable height sensing paddle adapted to control the amount of slurry that accumulates at the station, a discharge valve, and a slurry discharge pipe. Still further, the tank assembly includes a slurry collecting flume extending to and in communication with the slurry discharge pipes. The slurry collecting flume includes a slurry collecting flume outlet.

REFERENCES:
patent: 3114479 (1963-12-01), Keeney
patent: 4199080 (1980-04-01), Keeney
patent: 6561359 (2003-05-01), Egge et al.

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