An integrally coated railroad crosstie and manufacturing method thereof

Details for Australian Patent Application No. 2006272259 (hide)

Owner Yuan, Q.

Inventors Yuan, Qiang

Agent Wrays

Pub. Number AU-B-2006272259

PCT Pub. Number WO2007/009362

Priority 200510044128.9 21.07.05 CN

Filing date 14 July 2006

Wipo publication date 25 January 2007

Acceptance publication date 24 September 2009

International Classifications

E01B 3/46 (2006.01) Transverse or longitudinal sleepers

B29C 47/02 (2006.01) Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form - incorporating preformed parts or layers, e.g. extrusion moulding around inserts or for coating articles

Event Publications

26 July 2007 PCT application entered the National Phase

  PCT publication WO2007/009362 Priority application(s): WO2007/009362

24 September 2009 Application Accepted

  Published as AU-B-2006272259

21 January 2010 Standard Patent Sealed

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