Dehumidifier for waveguide system

  • US 4,944,776 A
  • Filed: 10/05/1989
  • Issued: 07/31/1990
  • Est. Priority Date: 10/05/1989
  • Status: Expired due to Term
First Claim
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1. A method of dehumidifying gas comprising the steps ofrouting gas through a membrane cartridge for a first time period, said membrane cartridge having membranes which filter water vapor contained in said gas through said membranes, said membrane cartridge having a first outlet for ejecting dehumidified gas from said cartridge and a second outlet for ejecting water vapor from said cartridge;

  • directing said dehumidified gas from said first outlet of said membrane cartridge into a dry gas system; and

    passing gas back into said membrane cartridge through said first outlet for a second time period after said first time period.

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