METHOD FOR PHOSPHATIZING METAL SURFACES WITH IMPROVED PHOSPHATE RECOVERY

Details for Australian Patent Application No. 2003298143 (hide)

Owner HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN

Inventors BROUWER, Jan-Willem; KUHM, Peter; PEIROW , Iradj

Pub. Number AU-A-2003298143

PCT Number PCT/EP2003/0132

PCT Pub. Number WO2004/050949

Priority 102 56 884.7 05.12.02 DE

Filing date 26 November 2003

Wipo publication date 23 June 2004

International Classifications

C23C 022/86 Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals - Regeneration of coating baths

C02F 001/62 Treatment of water, waste water, or sewage - Heavy metal compounds

C02F 103/16

C23G 001/36 Cleaning or pickling metallic material with solutions or molten salts

C01B 025/45 Phosphorus

C23C 022/73 Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals - characterised by the process

Event Publications

6 May 2004 Complete Application Filed

  Priority application(s): 102 56 884.7 05.12.02 DE

29 July 2004 Application Open to Public Inspection

  Published as AU-A-2003298143

25 August 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2003298144-MOBILE SOIL CULTIVATION APPLIANCE

2003298142-SENSOR PLUG-IN HEAD, PARTICULARLY FOR A POTENTIOMETRIC SENSOR AND POTENTIOMETRIC SENSOR COMPRISING A SENSOR PLUG-IN HEAD