Title:
METHOD OF EXCHANGING A FILTER ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2014/047495
Kind Code:
A3
Abstract:
A method for exchange of a filter assembly is described, wherein a contaminated filter assembly is exchanged for a refurbished filter assembly or a new filter assembly. The method comprises 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.
Inventors:
SULLIVAN IAN (US)
HUBBARD CHRISTOPHER M (US)
HUBBARD CHRISTOPHER M (US)
Application Number:
PCT/US2013/061012
Publication Date:
July 21, 2016
Filing Date:
September 20, 2013
Export Citation:
Assignee:
37DEGREE FILTERS INC (US)
International Classes:
B01D46/04; B01D35/22; B23P6/00
Foreign References:
| US20100095843A1 | 2010-04-22 | |||
| US20060136237A1 | 2006-06-22 | |||
| US20090287334A1 | 2009-11-19 | |||
| US20110296806A1 | 2011-12-08 | |||
| US20110041796A1 | 2011-02-24 | |||
| US20040255783A1 | 2004-12-23 | |||
| US5510029A | 1996-04-23 |
Attorney, Agent or Firm:
MOHR, Judy, M. et al. (500 North Capitol Street NWWashington, DC, US)
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