Process for the treatment of sewage sludge

Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...

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44 1D, 44 10A, 71 23, 210730, 210751, 210770, C02F 1112

Patent

active

045526664

ABSTRACT:
The invention relates to a process, which is characterized by mixing sewage sludge with comminuted, dried autumn foliage or the solvent extraction residue thereof. It also relates to the use of the deformable and optionally dried material obtained as a fuel briquette, and the use of the ash obtained after burning the fuel briquette as a fertilizer component.

REFERENCES:
patent: 1439188 (1922-12-01), Poock
patent: 2861877 (1958-11-01), Geraghty et al.
patent: 3222160 (1965-12-01), Ramus
patent: 3365395 (1968-01-01), McDonald
patent: 3944408 (1976-03-01), Postrihac
patent: 4161825 (1979-07-01), Maffet
patent: 4201551 (1980-05-01), Lyshkow et al.
patent: 4308047 (1981-12-01), Holland
Gesundhats Ingenieur, No. 36 (1935), pp. 558-559.
Lehr-und Handbuch der Abwassertechnik, vol. 3 (1969), pp. 194 and 205.
Zeitschrift Gesundheitsingenieur, 3/1950, pp. 56-59 (translation of 56-58 only).

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