METHOD AND APPARATUS FOR MANUFACTURING SPIRAL-WOUND TYPE SEPARATION MEMBRANE ELEMENT
A manufacturing method for a separation membrane element is a manufacturing method for a spiral-wound type separation membrane element including a perforated hollow tube and a laminated body that includes a separation membrane and is wound around the hollow tube. The manufacturing method includes pr...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A manufacturing method for a separation membrane element is a manufacturing method for a spiral-wound type separation membrane element including a perforated hollow tube and a laminated body that includes a separation membrane and is wound around the hollow tube. The manufacturing method includes pressing a press member against a portion of the laminated body that is wound around the hollow tube. The pressing presses the press member to satisfy respective relations defined by formulas (1) and (2):0.1×Ps1≤Peand0.1×Ps2≤Pe |
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