Closed loop fluid handling system for well drilling

Details for Australian Patent Application No. 2009222591 (hide)

Owner Secure Drilling International. L.P.

Inventors Leuchtenberg, Christian

Agent Patent Attorney Services

Pub. Number AU-B-2009222591

Parent 2006252289

Filing date 7 October 2009

Wipo publication date 29 October 2009

Acceptance publication date 19 January 2012

International Classifications

E21B 21/08 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

E21B 44/00 (2006.01) Automatic control

E21B 21/00 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

Event Publications

22 October 2009 Complete Application Filed

29 October 2009 Application Open to Public Inspection

  Published as AU-B-2009222591

19 January 2012 Application Accepted

  Published as AU-B-2009222591

17 May 2012 Standard Patent Sealed

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