| 摘要 |
An improved spiral-wound pressure membrane sorbent bed module is disclosed comprising a central permeate conduit around which said spiral is wound, said module also comprising a collection means for each membrane envelope in said module, said collection means communicating with the interior of said envelope along a substantial fraction of one edge of a permeate spacer in said envelope, all said collection means conveying permeate to the interior of said central permeate conduit at substantially the same cross-section of said conduit, the interior of said conduit containing sorbing means.
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