Method and apparatus for purifying waste water

Details Method and apparatus for purifying waste water Method and apparatus for purifying waste water

1989-06-15

1991-05-28

Jones, W. Gary

Liquid purification or separation

Processes

Treatment by living organism

210621, 210 95, 210151, 2101951, 2102212, C02F 306

Patent

active

050192680

ABSTRACT:
A process and apparatus for biological purification of waste water wherein waste water and oxygenated gas are introduced into a reactor using ascending cocurrents. The reactor is equipped with a lower fluidized bed and an upper fixed bed for filtration. The particles in the beds are composed of expanded materials having a density less than 1. The particles in the fixed bed are both smaller and lighter than those of the fluidized bed.

REFERENCES:
patent: 3458436 (1969-07-01), Martinola et al.
patent: 3471025 (1969-10-01), Dobson
patent: 4086162 (1978-04-01), Benzaria
patent: 4159244 (1979-06-01), Amagi et al.
patent: 4253947 (1981-03-01), Fan et al.
patent: 4322296 (1982-03-01), Fan et al.
patent: 4461708 (1984-07-01), Hakulinen et al.
patent: 4582600 (1986-04-01), Atkinson
patent: 4612115 (1986-09-01), Titoff
patent: 4624789 (1986-11-01), Fan et al.
patent: 4800021 (1989-01-01), Desbos

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