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Filtration devices with embedded radio frequency identification (RFID) tags

  • US 20050194317A1
  • Filed: 03/05/2004
  • Published: 09/08/2005
  • Est. Priority Date: 03/05/2004
  • Status: Active Grant
First Claim
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1. A spiral wound membrane filtration device comprising:

  • a) a central porous core tube;

    b) at least one pair of membrane sheets attached at one end to, and wound to spiral outwardly about the central porous core tube;

    c) a protective outer shell; and

    d) a radio-frequency identification (RFID) tag embedded under or within said protective outer shell.

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