Liquid purification or separation – Filter – With residue removing means or agitation of liquid
Patent
1982-09-17
1984-08-28
Fisher, Richard V.
Liquid purification or separation
Filter
With residue removing means or agitation of liquid
210409, 210413, 210523, 209257, B01D 2104
Patent
active
044683251
ABSTRACT:
Apparatus for effecting clarification of liquid having particulate material entrained therewithin includes a filter screen and a filter-cleaning device disposed adjacent thereto operable for removing particulate material from the filter screen which has been deposited or accumulated thereon from a particulate-laden liquid discharged onto the filter screen. The filter-cleaning device includes a dispenser which is selectively positioned, in an automatic manner, relative to the filter screen to direct a fluid flow against the filter screen at variable locations thereon to impart movement to the retained particulate material relative to the filter screen. Additionally, the filter-cleaning device of the present invention includes a plurality of nozzles, which form the dispensing device, mounted on a carriage which is operable for carrying the dispensing device so that the nozzles will be presented over the filter screen in a selective, reciprocally shifting manner.
REFERENCES:
patent: 836078 (1906-11-01), Bache-Wug
patent: 1535750 (1925-04-01), Tracy
patent: 2861688 (1958-11-01), Harms
patent: 3357567 (1967-12-01), Wake
Burdick Jack B.
Yock Lewis M.
Czaja John W.
Fisher Richard V.
Globe Machine Manufacturing Company
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