Method of removing suspensions from wastewater

Details Method of removing suspensions from wastewater Method of removing suspensions from wastewater

1994-12-29

1996-05-28

McCarthy, Neil

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210728, 210730, C02F 154, C02F 156

Patent

active

055208193

ABSTRACT:
The present invention provides a method of removing suspended solids from wastewater, by dissolving and mixing sodium alginate and retarder in the wastewater; adding and mixing metallic salt having a valence of 2 or more, excluding magnesium salt and mercury salt, in the resultant mixture to aggregate the solids; and separating the aggregated solids and resultant clarified water from each other.

REFERENCES:
patent: 3627680 (1971-12-01), Desbos
patent: 4933087 (1990-06-01), Markham, Jr. et al.
patent: 5368742 (1994-11-01), Roberts
patent: 5433865 (1995-07-01), Laurent

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