Method of dehydrating organic sludge

Details Method of dehydrating organic sludge Method of dehydrating organic sludge

1978-08-24

1980-09-09

Hart, Charles N.

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210 51, 210 56, 210 63Z, 210 71, 210759, C02F 1114

Patent

active

042216613

ABSTRACT:
A method of dehydrating an organic sludge, which comprises adjusting the pH value of a sludge having a solids concentration in the range of from 0.5 to 8% by weight, to a pH of 5 or less, heating the thus adjusted sludge, mixing with the sludge an oxidizer capable of displaying oxidation ability within the acid region, and dewatering the sludge with a dehydrator.

REFERENCES:
patent: 2131711 (1938-09-01), Porteous
patent: 3183186 (1965-05-01), Oster
patent: 3530067 (1970-09-01), Friedman
patent: 3697417 (1972-10-01), Teletzke et al.
Babbitt et al., Sewerage and Sewage Treatment, 8th Ed., 1958, pp. 446-448.

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