Degritting and fiber removal system

Details Degritting and fiber removal system Degritting and fiber removal system

1975-01-03

1976-11-02

Hart, Charles N.

Liquid purification or separation

Serially connected distinct treating with or without storage...

Cascade

209 17, 210 73S, 210 84, 210262, 210512M, C02C 124

Patent

active

039896285

ABSTRACT:
Apparatus for removing grit and fiber from waste activated sewage sludge prior to introduction into a centrifuge for further separation. Grit removal is accomplished by hydrocyclones and fiber removal is carried out on a 300.degree. screen. The hydrocyclones and screen, together with connecting conduits, are conveniently mounted on a supporting frame for facilitating transportation of the unit and for maintaining the predetermined structural relationships of the various members.

REFERENCES:
patent: 2754968 (1956-07-01), Vegter et al.
patent: 2855099 (1958-10-01), Koning
patent: 2917174 (1959-12-01), Fontein
patent: 2996182 (1961-08-01), Fontein
patent: 3374885 (1968-03-01), Clawson et al.
patent: 3543931 (1970-12-01), Rastatter
patent: 3638791 (1972-02-01), Harrison
patent: 3720315 (1973-03-01), Kaiser
patent: 3899414 (1975-08-01), Hansen

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