Sewage treatment plant

Details Sewage treatment plant Sewage treatment plant

1989-10-11

1991-04-30

Silverman, Stanley

Liquid purification or separation

Processes

Treatment by living organism

210624, 210626, 210151, 2101951, 210202, 210239, 210253, 210259, 210749, C02F 302

Patent

active

050116053

ABSTRACT:
A sewage treatment plant for the purification of waste water includes a chamber container (1) divided by partitions (4) into different sections (6, 7, 8) for pretreatment, biological treatment, chemical treatment, intermediate or retreatment of waste water, each section (6, 7, 8) having several chambers (6a through f, 7a through f, 8a through f) separated from one another by dividing walls (4, 5), chambers (6a through f, 7a through f, 8a through f) being linkable, with regard to inflow technique, in any pre-selectable association depending on the quantity and type of waste water to be treated, and at least one installation for removal of deposited treatment sludge in each of the areas for pretreatment, intermediate treatment and retreatment.

REFERENCES:
patent: 732208 (1903-06-01), Mitchell
patent: 978889 (1910-12-01), Imhoff
patent: 1456914 (1923-05-01), Coombs
patent: 1904916 (1933-04-01), Coombs
patent: 2907463 (1959-10-01), Light et al.
patent: 3735870 (1973-05-01), Uden
patent: 4680111 (1987-07-01), Ueda
patent: 4892651 (1990-01-01), Hill

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