发明名称 Spiral wound membrane element
摘要 PCT No. PCT/US92/03650 Sec. 371 Date Oct. 19, 1994 Sec. 102(e) Date Oct. 19, 1994 PCT Filed May 1, 1992 PCT Pub. No. WO93/22038 PCT Pub. Date Nov. 11, 1993Spiral wound membrane elements have permeate flow channels attached to a porous polymeric mandrel in a regular and closely spaced array. The permeate flow channels are attached to the mandrel by means of ultrasonic welding. The attaching means permits the attachment of a high density of permeate flow channels.
申请公布号 AU1889092(A) 申请公布日期 1993.11.29
申请号 AU19920018890 申请日期 1992.05.01
申请人 FILM TEC CORPORATION 发明人 GREGORY D SOLIE
分类号 B01D63/00;B01D53/22;B01D61/10;B01D63/10;(IPC1-7):B01D63/10 主分类号 B01D63/00
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