Rock drilling machine and use thereof for hindering occurrence and spreading of cavitation bubbles

Details for Australian Patent Application No. 2011233737 (hide)

Owner Atlas Copco Rock Drills AB

Inventors Oestling, Thomas

Agent Watermark

Pub. Number AU-A-2011233737

PCT Pub. Number WO2011/123028

Priority 1050317-5 01.04.10 SE

Filing date 28 March 2011

Wipo publication date 6 October 2011

International Classifications

B25D 9/12 Portable percussive tools with fluid-pressure drive, e.g. having several percussive tool bits operated simultaneously

E21B 1/02 Methods or apparatus for drilling

B25D 17/24 Details of, or accessories for, portable power-driven percussive tools

Event Publications

18 October 2012 PCT application entered the National Phase

  PCT publication WO2011/123028 Priority application(s): WO2011/123028

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