Cast flapper with hot isostatic pressing treatment

Details for Australian Patent Application No. 2005297755 (hide)

Owner Baker Hughes Incorporated

Inventors Bailey, William; Myerley, Thomas; Wilfahrt, Brian; Stattan, Scott; Adams, Jeffrey

Agent Freehills

Pub. Number AU-A-2005297755

PCT Pub. Number WO2006/043999

Priority 11/158,035 21.06.05 US; 60/582,614 24.06.04 US

Filing date 24 June 2005

Wipo publication date 27 April 2006

International Classifications

B22F 3/15 (2006.01) Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering

E21B 10/00 (2006.01) Drilling tools

E21B 34/00 (2006.01) Valve arrangements for boreholes or wells

Event Publications

11 January 2007 PCT application entered the National Phase

  PCT publication WO2006/043999 Priority application(s): WO2006/043999

20 January 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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