Frame filter press and apparatus

Details Frame filter press and apparatus Frame filter press and apparatus

1978-05-22

1979-04-17

Prescott, Arthur C.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204252, 204253, 204301, 204 93, 204151, B01D 1302, C25C 106

Patent

active

041499514

ABSTRACT:
Apparatus for removing metallic and acidic contaminants from a pickling liquor comprising first and second cells for initially receiving water, a third cell interposed between said first and second cells for receiving said pickle liquor, permeable membrane means separating said third cell from said first and second cells and which permits transfer therethrough of said metal ions and acid cations, an anode mounted in said first cell, and a cathode mounted in said second cell whereby when a D. C. current is passed between said anode and cathode a metallic complex is formed at said cathode, a purified acid is formed at said anode and purified pickle liquor is left in said center cell.

REFERENCES:
patent: 1954664 (1934-04-01), Cain
patent: 2865823 (1958-12-01), Harris et al.
patent: 3124520 (1964-03-01), Juda
patent: 3481851 (1969-12-01), Lancy
patent: 3944477 (1976-03-01), Areade

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