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

Details for Australian Patent Application No. 2012100920 (hide)

Owner DEVICO AS (Norway)

Inventors Borg, Eirik; Eriksen, Lars

Agent Collison & Co

Pub. Number AU-A-2012100920

Parent 2011213876

Filing date 20 June 2012

Opi date 19 July 2012

International Classifications

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

Event Publications

5 July 2012 Innovation Patent Application Filed

19 July 2012 Innovation Patent Open to Public Inspection

  Published as AU-A-2012100920

19 July 2012 Innovation Patent Sealed

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