WATER PURIFYING APPARATUS Russian patent published in 2004 - IPC

FIELD: purification of natural and sewage water by means of reactants.

SUBSTANCE: apparatus has cylindrical casing with conical bottom, lower clarifying section of casing filled with contact mass, pipeline adapted for directing water to clarification section and connected to casing conical bottom, pipeline for tangential feeding of pulp, collecting trough with washing water discharge pipe, diaphragm made as inverse-truncated cone, ejector for directing pulp through pipeline for tangential feeding of pulp into casing to zone under diaphragm. Casing has upper filtering section filled with immovable filtering material and provided with intermediate perforated bottom, tubular rinse water and compressed gas distributing system, rinse water and compressed gas supplying pipelines, upper collecting trough with filtered water discharge pipeline, and rinse water pipeline connected to pipeline for discharge of rinse water delivered from lower collecting trough of clarification section.

EFFECT: wider operational capabilities and increased efficiency of water purifying apparatus.

1 dwg