Vapor compression air conditioning or refrigeration system cleaning compositions and methods

Details for Australian Patent Application No. 2005207058 (hide)

Owner E.I. Dupont De Nemours and Company

Inventors Bateman, David J.

Agent Houlihan2

Pub. Number AU-B-2005207058

PCT Pub. Number WO2005/070028

Priority 11/039,625 19.01.05 US; 60/538,009 20.01.04 US

Filing date 20 January 2005

Wipo publication date 4 August 2005

Acceptance publication date 11 June 2009

International Classifications

B01F 1/00 (2006.01) Dissolving

C02F 5/02 (2006.01) Softening water

C02F 5/08 (2006.01) Softening water - Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents

C11D 7/50 (2006.01) Compositions of detergents based essentially on non-surface-active compounds - Solvents

C23G 5/00 (2006.01) Cleaning or de-greasing metallic material by other methods

C23G 5/032 (2006.01) Cleaning or de-greasing metallic material by other methods

F25B 9/00 (2006.01) Compression machines, plant, or systems, in which the refrigerant is air or other gas of low boiling point

F28G 1/00 (2006.01) Non-rotary, e.g. reciprocated, appliances

C11D 7/26 (2006.01) Compositions of detergents based essentially on non-surface-active compounds

Event Publications

24 August 2006 PCT application entered the National Phase

  PCT publication WO2005/070028 Priority application(s): WO2005/070028

11 June 2009 Application Accepted

  Published as AU-B-2005207058

8 October 2009 Standard Patent Sealed

18 August 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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