Device for channeling solids and fluids within a reverse circulation drill

Details for Australian Patent Application No. 2007298660 (hide)

Owner Atlas Copco Secoroc LLC

Inventors Lay, Warren T.

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2007298660

PCT Pub. Number WO2008/035215

Priority 11/448,172 06.06.06 US

Filing date 6 June 2007

Wipo publication date 27 March 2008

International Classifications

E21B 21/10 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

E21B 1/00 (2006.01) Methods or apparatus for drilling

E21B 49/02 (2006.01) Testing the nature of borehole walls

Event Publications

8 January 2009 PCT application entered the National Phase

  PCT publication WO2008/035215 Priority application(s): WO2008/035215

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