Title:
FILTER APPARATUS
Document Type and Number:
Japanese Patent JPS58131111
Kind Code:
A
Abstract:
Apparatus for continuous filtration of a fluid, for example water containing solids, comprising a plurality of filter cells partially filled with mobile filtering material, each cell having an inlet and an outlet, means being provided for continuously supplying fluid to the inlets, a drain element for filtered solids being connectible to a limited number of cell inlets without interrupting the fluid supply to the other cell inlets, the drain element lowering the fluid supply pressure prevailing at the limited number of cell inlets to a value lower than the filtrate pressure prevailing at the cell outlets so that these cells are backwashed with filtrate such that the mobile filtering material only partially filling the cells is swirled in the turbulent filtrate flow within the cells and is thoroughly cleaned from adhering solids.
Inventors:
NORUBERUTEISU BOUTAA HENDORITS
Application Number:
JP17247382A
Publication Date:
August 04, 1983
Filing Date:
September 29, 1982
Export Citation:
Assignee:
NORUBERUTEISU BOUTAA HENDORITS
International Classes:
B01D24/00; B01D24/06; B01D24/02; B01D24/38; B01D24/46; B01D25/00; B01D29/25; B01D29/46; B01D29/62; B01D29/66; B01D29/88; B01D35/10; (IPC1-7): B01D23/12
Domestic Patent References:
| JPS5322665A | 1978-03-02 | |||
| JPS51142854A | 1976-12-08 |
Attorney, Agent or Firm:
Keiichiro Saikyo