Helical drilling apparatus, systems, and methods

Details for Australian Patent Application No. 2010229785 (hide)

Owner Longyear TM, Inc.

Inventors Rupp, Michael D.; Drenth, Christoper L.

Agent Cotters

Pub. Number AU-B-2010229785

PCT Pub. Number WO2010/111613

Priority 61/163,760 26.03.09 US; 12/732,106 25.03.10 US

Filing date 26 March 2010

Wipo publication date 30 September 2010

Acceptance publication date 6 September 2012

International Classifications

E21B 17/22 Drilling rods or pipes

E21B 3/02 Rotary 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

6 October 2011 PCT application entered the National Phase

  PCT publication WO2010/111613 Priority application(s): WO2010/111613

6 September 2012 Application Accepted

  Published as AU-B-2010229785

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