Dewatering sludge

Details Dewatering sludge Dewatering sludge

1990-11-08

1991-07-09

Silverman, Stanley

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210710, 210737, C02F 124, C02F 138, C02F 1114

Patent

active

050303597

ABSTRACT:
Fats and proteins in wastewater are commonly concentrated in a dissolved air flotation cell as a sludge ("skimmings") which has a very high water content, even after centrifuging or the like. A process is provided to reduce the water content of the sludge thereby reducing the cost of disposal of the sludge.

REFERENCES:
patent: 2328361 (1943-08-01), Sanders
patent: 3763038 (1973-10-01), Misaka et al.
patent: 3975266 (1976-08-01), Baize
patent: 4340487 (1982-07-01), Lyon
patent: 4559146 (1985-12-01), Roets
patent: 4710304 (1987-12-01), Lang
patent: 4738783 (1988-04-01), Sugihara et al.
patent: 4744903 (1988-05-01), McAninch et al.
patent: 4746440 (1988-05-01), Seeger
patent: 4790943 (1988-12-01), Dunn et al.
patent: 4902429 (1990-02-01), Carpenter et al.
patent: 4913826 (1990-04-01), Mannig et al.
patent: 4933087 (1990-06-01), Markham, Jr. et al.
patent: 4966713 (1990-10-01), Keys et al.
Eckenfelder, W., Water Quality Engineering for Practicing Engineers, Barnes & Noble, Inc., NY (1970) pp. 84-85 and 124-125.
AFL Industries, Inc. Product Sheet (Thomas Register).
Kemmer, The NALCO Water Handbook, McGraw-Hill Book Company, N.Y. (1979) pp. 8-1 to 8-9 and 9-1 to 9-7.

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