Method of drilling and abrasive jet drilling assembly

Details for Australian Patent Application No. 2010334867 (hide)

Owner Shell Internationale Research Maatschappij B.V.

Inventors Blange, Jan-Jette; Van Nieuwkoop, Pieter

Agent Spruson & Ferguson

Pub. Number AU-A-2010334867

PCT Pub. Number WO2011/076851

Priority 09180556.4 23.12.09 EP

Filing date 22 December 2010

Wipo publication date 30 June 2011

International Classifications

E21B 7/04 Special methods or apparatus for drilling - Directional drilling

B24C 9/00 Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material

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

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

Event Publications

12 July 2012 PCT application entered the National Phase

  PCT publication WO2011/076851 Priority application(s): WO2011/076851

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