Process and Apparatus for Treating Wastewater

Details for Australian Patent Application No. 2007203398 (hide)

Owner Great Circle Technologies, Inc.

Inventors Mullerheim, Steven B.

Agent Cullen & Co

Pub. Number AU-A-2007203398

Parent 2001296592

Filing date 20 July 2007

Wipo publication date 9 August 2007

International Classifications

F04D 7/04 (2006.01) Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts

B01D 21/00 (2006.01) Separation of suspended solid particles from liquids by sedimentation

B01D 21/26 (2006.01) Separation of suspended solid particles from liquids by sedimentation - Separation of sediment aided by centrifugal force

B01D 36/02 (2006.01) Filter circuits or combinations of filters with other separating devices

B01D 36/04 (2006.01) Filter circuits or combinations of filters with other separating devices

B01D 37/02 (2006.01) Processes of filtration

B01D 61/16 (2006.01) Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration - Feed pretreatment

C02F 1/24 (2006.01) Treatment of water, waste water, or sewage - by flotation

C02F 1/32 (2006.01) Treatment of water, waste water, or sewage - with ultra-violet light

C02F 1/38 (2006.01) Treatment of water, waste water, or sewage - by centrifugal separation

C02F 1/44 (2006.01) Treatment of water, waste water, or sewage - by dialysis, osmosis or reverse osmosis

C02F 1/50 (2006.01) Treatment of water, waste water, or sewage - by addition or application of a germicide or by oligodynamic treatment

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

C02F 1/72 (2006.01) Treatment of water, waste water, or sewage - by oxidation

C02F 1/78 (2006.01) Treatment of water, waste water, or sewage - with ozone

C02F 3/06 (2006.01) Biological treatment of water, waste water, or sewage - using submerged filters

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

C02F 9/08 (2006.01) Multistep treatment of water, waste water or sewage - at least one step being a physical treatment

Event Publications

9 August 2007 Application Open to Public Inspection

  Published as AU-A-2007203398

9 August 2007 Complete Application Filed

30 April 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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