Membrane cleaning process
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United States of America Patent
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Apr 26, 1988
Grant Date -
N/A
app pub date -
Apr 26, 1984
filing date -
Apr 26, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A process for cleaning fouled separation membranes such as ultrafiltration, reverse osmosis, and microfiltration membranes is provided comprising: removing a separation membrane having a fouled surface from operation; effecting reaction on the fouled surface of said membrane of an inorganic peroxide and an alkali metal or alkaline earth metal hypohalite; and thereafter, substantially removing the foulant and the reaction products thereof from the membrane surface.
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