Air hammer for a boring machine

Details for Australian Patent Application No. 2009357364 (hide)

Owner HANJIN D&B CO.,LTD.

Inventors In, Suk Sin

Agent Collison & Co

Pub. Number AU-A-2009357364

PCT Pub. Number WO2011/078421

Filing date 22 December 2009

Wipo publication date 30 June 2011

International Classifications

E21B 1/30 Methods or apparatus for drilling

E21B 7/02 Special methods or apparatus for drilling - Drilling rigs characterised by means for land transport, e.g. skid mounting or wheel mounting

Event Publications

2 August 2012 PCT application entered the National Phase

  PCT publication WO2011/078421 Priority application(s): WO2011/078421

23 August 2012 Assignment before Grant

  HANJIN D&B CO.,LTD. The application has been assigned to IN, Suk 2010

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