DETOXIFICATION OF ONIUM COMPOUNDS

Details for Australian Patent Application No. 2002353131 (hide)

Owner BAKER HUGHES INCORPORATED

Inventors RIVERS, Gordon, T.; DOWNS, Hartley, H.

Pub. Number AU-A-2002353131

PCT Number PCT/US02/39760

PCT Pub. Number WO2003/051776

Priority 10/029,187 18.12.01 US

Filing date 12 December 2002

Wipo publication date 30 June 2003

International Classifications

C02F 001/22 Treatment of water, waste water, or sewage - by freezing

C02F 001/58 Treatment of water, waste water, or sewage - by removing specified dissolved compounds

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

Event Publications

20 March 2003 Complete Application Filed

  Priority application(s): 10/029,187 18.12.01 US

28 August 2003 Application Open to Public Inspection

  Published as AU-A-2002353131

2 September 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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