METHOD FOR INHIBITING FILAMENTOUS BACTERIA BULKING

Details for Australian Patent Application No. 2002344773 (hide)

Owner BETZDEARBORN INC.

Inventors BOYETTE, Scott, M.; NORMAN, Peter, E.; SMITH, Kelly, S.

Pub. Number AU-A-2002344773

PCT Number PCT/US02/19196

PCT Pub. Number WO2002/102719

Priority 09/884,419 19.06.01 US

Filing date 17 June 2002

Wipo publication date 2 January 2003

International Classifications

C02F 003/12 Biological treatment of water, waste water, or sewage - Activated sludge processes

C02F 001/50 Treatment of water, waste water, or sewage - by addition or application of a germicide or by oligodynamic treatment

Event Publications

6 March 2003 Complete Application Filed

  Priority application(s): 09/884,419 19.06.01 US

15 May 2003 Application Open to Public Inspection

  Published as AU-A-2002344773

11 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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