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METHOD OF EXCHANGING A FILTER ASSEMBLY

  • US 20140082910A1
  • Filed: 09/20/2013
  • Published: 03/27/2014
  • Est. Priority Date: 09/21/2012
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • providing, or causing to be provided, to a facility that interacts with a customer in need of a refurbished filter assembly, one or more refurbished filter assemblies;

    obtaining from the customer a contaminated filter assembly; and

    cleaning or causing to be cleaned the contaminated filter assembly.

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