Chuck and bit assembly for reverse circulation drill

Details for Australian Patent Application No. 2008293629 (hide)

Owner Atlas Copco Secoroc LLC

Inventors Lay, Warren; Lyon, Leland H.; Plunkett, Timothy

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2008293629

PCT Pub. Number WO2009/029538

Priority 60/966,059 24.08.07 US; 60/967,366 04.09.07 US

Filing date 22 August 2008

Wipo publication date 5 March 2009

International Classifications

E21B 10/60 (2006.01) Drilling tools

Event Publications

11 March 2010 PCT application entered the National Phase

  PCT publication WO2009/029538 Priority application(s): WO2009/029538

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