Water filtering device

Details Water filtering device Water filtering device

1984-04-05

1985-12-03

Cintins, Ivars

Liquid purification or separation

Particulate material type separator, e.g., ion exchange or...

Trunnion mounted casing

210276, 210279, 210289, 210402, B01D 3316

Patent

active

045564876

ABSTRACT:
A water filtering device has a substantially horizontal rotatable drum having a filter layer composed of a granular filter material and a space therein, the rotatable drum being rotatable about its own axis, a first water flow pipe extending axially into the rotatable drum in coaxial relationship, the first water flow pipe having a first branch extending radially outwardly in the space for introducing crude water to be filtered into the rotatable drum and discharging waste washing water out of the rotatable drum, and a second water flow pipe extending axially into the rotatable drum in coaxial relationship, the second water flow pipe having a second branch extending radially outwardly in the filter layer for discharging filtered water out of the rotatable drum and introducing washing water into the rotatable drum. The rotatable drum is rotatably mounted on the first and second water flow pipes. The first and second water flow pipes are fixedly mounted on a support base. According to another embodiment, the rotatable drum is rotatably disposed in a water tank.

REFERENCES:
patent: 348534 (1886-08-01), Roeske
patent: 358107 (1887-02-01), Crocker
patent: 424464 (1890-04-01), Crocker
patent: 586709 (1897-07-01), Kunzel
patent: 4379750 (1983-04-01), Tiggelbeck

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