Double-flow magnetic filter, apparatus and method

Details Double-flow magnetic filter, apparatus and method Double-flow magnetic filter, apparatus and method

1975-04-22

1976-09-07

Granger, Theodore A.

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

Responsive to fluid flow

210222, B01D 3506

Patent

active

039792889

ABSTRACT:
Electromagnetic filter apparatus and method for impure water including an elongated substantially vertically disposed vessel traversible by impure water that is to be purified, a charge of magnetizable ball-like pellets received in the vessel, electric coil means coaxially surrounding the vessel, the coil means being electrically energizable to produce a magnetic field, rinsing water supply means connected to the substantially vertically disposed vessel at the lower end thereof, rinsing water discharge means connected to the vessel at the upper end thereof, passage means having a multiplicity of openings distributed over the cross section of the vessel in a plane disposed transversely to the axis of the vessel at substantially the middle of the charge of ball-like pellets, a pair of water connector means, respectively, for supplying water to and discharging water from the vessel, means connecting the openings of the passage means to one of the water connector means, and respective lines extending from the ends of the vessel to the other of the water connector means, a shutoff valve being connected in one of the lines.

REFERENCES:
patent: 471811 (1892-03-01), Deutsch
patent: 654479 (1900-07-01), McNally
patent: 678532 (1901-07-01), Bachman
patent: 1942807 (1934-01-01), Dotterweich
patent: 1942808 (1934-01-01), Dotterweich
patent: 2385431 (1945-09-01), Vose
patent: 3539509 (1970-11-01), Heitmann et al.

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