MEMBRANE ELEMENT AND MEMBRANE MODULE
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United States of America Patent
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Issued Date -
Jan 20, 2011
app pub date -
Mar 27, 2008
filing date -
Mar 27, 2008
priority date (Note) -
Abandoned
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Abstract
By forming a filtration membrane in a loop shape, it is possible to apply a high internal pressure and perform reverse liquid cleaning at a high internal pressure in chemical cleaning. A membrane element and a membrane module in which breakage and peeling are unlikely to occur on a filtration membrane even if aeration is performed in a state in which a filtration operation is stopped or even if a high internal pressure is applied in chemical cleaning.
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