Pressure compensation system for a steerable rotary drilling device

Details for Australian Patent Application No. 2003200412 (hide)

Owner Halliburton Energy Services, Inc.

Inventors Elis VANDENBERG; Edward James CARGILL

Agent Davies Collison Cave

Pub. Number AU-B-2003200412

Parent 53841

Filing date 5 February 2003

Wipo publication date 10 April 2003

Acceptance publication date 16 February 2006

International Classifications

E21B 7/08 (2006.01) Special methods or apparatus for drilling

Event Publications

20 February 2003 Complete Application Filed

10 April 2003 Application Open to Public Inspection

  Published as AU-B-2003200412

16 February 2006 Application Accepted

  Published as AU-B-2003200412

15 June 2006 Standard Patent Sealed

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

2003200413-Marking process for broken rock or ore

2003200411-Gas fire improvements