Liquid purification or separation – Casing divided by membrane into sections having inlet – Each section having inlet
Patent
1991-04-12
1992-05-19
Dawson, Robert A.
Liquid purification or separation
Casing divided by membrane into sections having inlet
Each section having inlet
21032183, 2104331, 210437, 210457, 2104934, B01D 6300
Patent
active
051145820
ABSTRACT:
An improved spiral membrane cartridge is provided, comprising one or more filter elements, spirally wound on a cylindrical permeate transport tube. Each filter element comprises a heat-sealed membrane element and a feed spacer. The spiral membrane cartridge of the invention contains no adhesives, improving the reliability and durability of the cartridge. The invention further provides a method for making such an improved membrane cartridge, and the membrane elements used therein.
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D'Urso Anthony M.
Prokop Alfred
Sandstrom Eric L.
Young, II William H.
Baker William L.
Cekala Chester
Dawson Robert A.
Fortuna Ana
Ketley Celia H.
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