Method and apparatus for producing deionized water
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United States of America Patent
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May 8, 2001
Grant Date -
N/A
app pub date -
Jun 23, 1999
filing date -
Mar 21, 1996
priority date (Note) -
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Abstract
An apparatus for producing deionized water consisting essentially of an electrodialyzer having cation exchange membranes and anion exchange membranes alternately arranged between a cathode and an anode to form demineralizing compartments and concentrating compartments, and ion exchangers accommodated in the demineralizing compartments, wherein a pressure of from 0.1 to 20 kg/cm.sup.2 is exerted between the ion exchangers accommodated in the demineralizing compartments and the cation exchange membranes and anion exchange membranes defining the demineralizing compartments.
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