Method and apparatus for high efficiency evaporation operation

Details for Australian Patent Application No. 2003301447 (hide)

Owner Aquatech International Corporation

Inventors Karlapudi, Ramkumar; Schoen, Richard M.; Minnich, Keith R.

Agent Pizzeys

Pub. Number AU-B-2003301447

PCT Number PCT/US2003/0330

PCT Pub. Number WO2004/035479

Priority 60/419,549 18.10.02 US; 60/419,552 18.10.02 US

Filing date 17 October 2003

Wipo publication date 4 May 2004

Acceptance publication date 10 July 2008

International Classifications

C02F 1/04 (2006.01) Treatment of water, waste water, or sewage - by distillation or evaporation

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

C02F 9/00 (2006.01) Multistep treatment of water, waste water or sewage

B01D 1/28 (2006.01) Evaporating

C02F 1/42 (2006.01) Treatment of water, waste water, or sewage - by ion-exchange

C02F 1/52 (2006.01) Treatment of water, waste water, or sewage - by flocculation or precipitation of suspended impurities

Event Publications

3 June 2004 Complete Application Filed

  Priority application(s): 60/419,549 18.10.02 US; 60/419,552 18.10.02 US

10 June 2004 Application Open to Public Inspection

  Published as AU-B-2003301447

10 July 2008 Application Accepted

  Published as AU-B-2003301447

6 November 2008 Standard Patent Sealed

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