Filtration apparatus

Details Filtration apparatus Filtration apparatus

1990-10-11

1992-05-12

Spear, Frank

Liquid purification or separation

Filtrate splash plate and/or deflector

21032184, 210359, 210486, B01D 6106

Patent

active

051124840

ABSTRACT:
A filtration device for separating filtrate and concentrate from a solution may contain a variable dead stop feature. The apparatus includes a housing with a means for collecting filtrate and a multiple sided filter unit insertable within the housing. The filter unit contains a semipermeable membrane thereon for separating filtrate from concentrate and a means for directing filtrate to a discharge within the housing. The apparatus also contains a means for preventing concentrate within the housing from escaping through the discharge opening of the housing.

REFERENCES:
patent: 3441143 (1969-04-01), Kudlaty
patent: 3469369 (1969-09-01), Helmke
patent: 4446021 (1984-05-01), Aufderhaar et al.
patent: 4632761 (1986-12-01), Bowers et al.
patent: 4639316 (1987-01-01), Eldegheidy
patent: 4755300 (1988-07-01), Fischel et al.
patent: 4832851 (1989-05-01), Bowers et al.
Millipore publication entitled "Laboratory Ultrafiltration Products for Improved Biological Recovery", 1988.

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