External water delivery system for rock drills

Details for Australian Patent Application No. 2009288646 (hide)

Owner Longyear TM, Inc.

Inventors Murray, William James

Agent Cotters

Pub. Number AU-B-2009288646

PCT Pub. Number WO2010/027526

Priority 61/094,579 05.09.08 US

Filing date 21 January 2009

Wipo publication date 11 March 2010

Acceptance publication date 19 January 2012

International Classifications

E21B 7/02 (2006.01) Special methods or apparatus for drilling - Drilling rigs characterised by means for land transport, e.g. skid mounting or wheel mounting

E21B 7/06 (2006.01) Special methods or apparatus for drilling

E21D 3/00 (2006.01) Raising shafts, i.e. working upwards from the bottom

E21D 7/00 (2006.01) Shaft equipment, e.g. timbering within the shaft

Event Publications

17 March 2011 PCT application entered the National Phase

  PCT publication WO2010/027526 Priority application(s): WO2010/027526

19 January 2012 Application Accepted

  Published as AU-B-2009288646

17 May 2012 Standard Patent Sealed

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