Backwashing reverse-osmosis and ultrafiltration membranes by electro-osmosis
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United States of America Patent
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Nov 4, 1980
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N/A
app pub date -
Aug 7, 1979
filing date -
Aug 7, 1979
priority date (Note) -
Expired
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Abstract
Improved efficiency of reverse-osmosis and ultrafiltration processes is achieved by backwashing membranes by means of electroosmosis. This is achieved by application of an electric potential across the membrane, thereby causing a backflow of water through the membrane.
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