Filter plate for removing hydrocarbons and other contaminants fr

Details Filter plate for removing hydrocarbons and other contaminants fr Filter plate for removing hydrocarbons and other contaminants fr

1992-08-20

1994-03-01

Dawson, Robert A.

Liquid purification or separation

Processes

Separating

21032172, 210498, 210499, 552576, 428136, 95273, 95274, B01D 3700, B01D 2907

Patent

active

052904563

ABSTRACT:
A filter plate for removing hydrocarbons and other contaminants from solutions and gases comprises a plate provided with rows of alternate perpendicular and parallel, substantially linear openings. A liquid and gas filtering apparatus comprises a container provided with the filter plate of the invention, means for inflow and outflow of water or air and means for introducing and removing filtering materials. A method of purifying a solution or a gas comprises removing impurities by passing the solution or gas through a filtering material supported on the filter plate of the invention. A method of removing hydrocarbons and other contaminants from a solution or gas comprises passing the solution or gas through a filtering material supported on the present filter plate. A method of reducing clogging when removing contaminants from a solution comprises passing the solution through a filtering material supported on the filter plate of this invention.

REFERENCES:
patent: 712064 (1902-10-01), Heath
patent: 1663298 (1928-03-01), Geer et al.
patent: 2800423 (1957-07-01), De Swart
patent: 3655501 (1972-04-01), Tesch
patent: 4740303 (1988-04-01), Greutert et al.
patent: 5026477 (1991-06-01), Yen
patent: 5076924 (1991-12-01), Persson et al.
patent: 5080944 (1992-01-01), Kauffman et al.
patent: 5082708 (1992-01-01), Kauffman et al.

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