Treatment of sludge

Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow

Patent

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Details

210 52, 210 67, C02B 120, C02C 300

Patent

active

041183193

ABSTRACT:
Light burned magnesia is added to sludge which comprises biological aggregate or polyvalent metal hydroxide aggregate to improve filtering characteristics.

REFERENCES:
patent: 3377271 (1968-04-01), Cann
patent: 3720608 (1973-03-01), Stauffer

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