AQUEOUS COMPOSITION FOR THE CHEMICAL REMOVAL OF METALLIC SURFACING PRESENT ON TURBINE BLADES, AND ITS USE

Details for Australian Patent Application No. 2003273946 (hide)

Owner NUOVO PIGNONE HOLDING S.P.A.

Inventors ANSELMI, Marco; BANDINI, Alessio; STEFANELLI, Marco; KOOL, Lawrence

Pub. Number AU-A-2003273946

PCT Number PCT/EP03/10988

PCT Pub. Number WO2004/031448

Priority MI2002A002090 03.10.02 IT

Filing date 1 October 2003

Wipo publication date 23 April 2004

International Classifications

C23F 001/44 Etching metallic material by chemical means - Compositions for etching metallic material from a metallic material substrate of different composition

F01D 005/00 Blades

F01D 025/00 Component parts, details, or accessories, not provided for in, or of interest apart from, other groups

Event Publications

12 February 2004 Complete Application Filed

  Priority application(s): MI2002A002090 03.10.02 IT

27 May 2004 Application Open to Public Inspection

  Published as AU-A-2003273946

14 July 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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