ALUM PELLETS

Details for Australian Patent Application No. 2003227946 (hide)

Owner HALLIBURTON ENERGY SERVICES, INC.

Inventors HARVEY, Robert, A.; LANDIS, Charles, R.; OAKS, Danny; ROTHERMEL, Ricky, P.

Pub. Number AU-A-2003227946

PCT Number PCT/GB03/02129

PCT Pub. Number WO2003/097538

Priority 10/146,966 16.05.02 US

Filing date 15 May 2003

Wipo publication date 2 December 2003

International Classifications

C02F 001/68 Treatment of water, waste water, or sewage - by addition of specified substances, e.g. trace elements, for ameliorating potable water

C02F 001/52 Treatment of water, waste water, or sewage - by flocculation or precipitation of suspended impurities

Event Publications

14 August 2003 Complete Application Filed

  Priority application(s): 10/146,966 16.05.02 US

29 January 2004 Application Open to Public Inspection

  Published as AU-A-2003227946

3 February 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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