Driven latch mechanism

Details for Australian Patent Application No. 2010303446 (hide)

Owner Longyear TM, Inc.

Inventors Drenth, Christopher L.; Iondov, George; Ibrahim, George

Agent Cotters

Pub. Number AU-A-2010303446

PCT Pub. Number WO2011/044314

Priority 61/249,544 07.10.09 US; 12/898,878 06.10.10 US; 61/287,106 16.12.09 US

Filing date 7 October 2010

Wipo publication date 14 April 2011

International Classifications

E21B 17/02 (2006.01) Drilling rods or pipes - Couplings

E21B 25/04 (2006.01) Apparatus for obtaining or removing undisturbed cores, e.g. core barrels, core extractors

Event Publications

3 May 2012 PCT application entered the National Phase

  PCT publication WO2011/044314 Priority application(s): WO2011/044314

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