High recovery spiral wound membrane element
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United States of America Patent
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-
Aug 8, 1989
Issued Date -
N/A
app pub date -
May 2, 1988
filing date -
Jun 24, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention is a spiral wound membrane filtration element for reverse osmosis, ultrafiltration, microfiltration and filtration of gas mixtures and having a novel radial feed-concentrate flow path and axial permeate discharge allowing conversion of a feed mixture to be varied to any practical desired degree without regard to the membrane elements length while maitaining turbulent or chopped laminar hydrodynamic flow conditions where desired, and a method of using said membrane elements in a filtration process.
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