发明名称 |
Filter element and spiral-wound membrane cartridge containing same. |
摘要 |
<p>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.</p> |
申请公布号 |
EP0508646(A1) |
申请公布日期 |
1992.10.14 |
申请号 |
EP19920302547 |
申请日期 |
1992.03.25 |
申请人 |
W.R. GRACE & CO.-CONN. |
发明人 |
SANDSTROM, ERIC L.;PROKOP, ALFRED;YOUNG II, WILLIAM H.;D'URSO, ANTHONY M. |
分类号 |
B01D63/00;B01D63/10;B01D63/12;B01D65/00 |
主分类号 |
B01D63/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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