Upper beam for a telescopic feeder, telescopic feeder and drilling device for rock drilling

Details for Australian Patent Application No. 2007212778 (hide)

Owner Atlas Copco Rock Drills AB

Inventors Saf, Fredrik

Agent Watermark

Pub. Number AU-B-2007212778

PCT Pub. Number WO2007/091939

Priority 0600293-5 10.02.06 SE

Filing date 19 January 2007

Wipo publication date 16 August 2007

Acceptance publication date 26 May 2011

International Classifications

E21B 19/08 (2006.01) Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick

E21B 15/00 (2006.01) Other equipment or details for drilling

F16C 29/02 (2006.01) Bearings for parts moving only linearly

Event Publications

28 August 2008 PCT application entered the National Phase

  PCT publication WO2007/091939 Priority application(s): WO2007/091939

26 May 2011 Application Accepted

  Published as AU-B-2007212778

22 September 2011 Standard Patent Sealed

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