Device and method for drilling with continous tool rotation and continous drilling fluid supply

Details for Australian Patent Application No. 2011210073 (hide)

Owner West Drilling Products AS

Inventors Krohn, Helge; Grinrod, Mads; Skjaerseth, Odd B.

Agent Griffith Hack

Pub. Number AU-A-2011210073

PCT Pub. Number WO2011/093716

Priority 20100123 26.01.10 NO

Filing date 25 January 2011

Wipo publication date 4 August 2011

International Classifications

E21B 7/00 Special methods or apparatus for drilling

E21B 3/02 Rotary drilling

E21B 3/04 Rotary drilling

E21B 19/16 Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick

Event Publications

30 August 2012 PCT application entered the National Phase

  PCT publication WO2011/093716 Priority application(s): WO2011/093716

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2011210074-A tool for installing units in a well

2011210072-Rotary table device for a pipe string