Solids excluding surface skimmer

Details Solids excluding surface skimmer Solids excluding surface skimmer

1988-11-28

1990-01-02

Fisher, Richard V.

Liquid purification or separation

Flow, fluid pressure or material level, responsive

Float

2102421, 210525, B01D 2124

Patent

active

048911283

ABSTRACT:
A skimmer for decanting treated liquid from sewage treatment basins comprising a weir, barrier, sealing means and mounting means so constructed and disposed as to define a solids-free decantation zone of increasing size during lowering of the weir during decantation is described.

REFERENCES:
patent: 1709783 (1929-04-01), Etheredge
patent: 2364022 (1944-11-01), Gillard
patent: 3774767 (1973-11-01), Field
patent: 4290887 (1981-09-01), Brown et al.
patent: 4462909 (1984-07-01), Kennel
patent: 4693821 (1987-09-01), Goronszy et al.

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