Adjustable eccentric bushing assembly for wireline-operated directional core barrel drill

Details for Australian Patent Application No. 2011213876 (hide)

Owner DEVICO AS (Norway)

Inventors Borg, Eirik; Eriksen, Lars

Agent Collison & Co

Pub. Number AU-A-2011213876

Filing date 25 August 2011

Wipo publication date 20 October 2011

International Classifications

E21B 25/00 (2006.01) Apparatus for obtaining or removing undisturbed cores, e.g. core barrels, core extractors

Event Publications

8 September 2011 Complete Application Filed

20 October 2011 Application Open to Public Inspection

  Published as AU-A-2011213876

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