Device and method for feeding particles into a stream

Details for Australian Patent Application No. 2006314487 (hide)

Owner Shell Internationale Research Maatschappij B.V.

Inventors Blange, Jan-Jette

Agent Spruson & Ferguson

Pub. Number AU-B-2006314487

PCT Pub. Number WO2007/057426

Priority 05257119.7 18.11.05 EP

Filing date 16 November 2006

Wipo publication date 24 May 2007

Acceptance publication date 14 October 2010

International Classifications

E21B 7/18 (2006.01) Special methods or apparatus for drilling - Drilling by liquid or gas jets, with or without entrained pellets

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

Event Publications

29 May 2008 PCT application entered the National Phase

  PCT publication WO2007/057426 Priority application(s): WO2007/057426

14 October 2010 Application Accepted

  Published as AU-B-2006314487

10 February 2011 Standard Patent Sealed

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