Grinding apparatus for buttons on rock drill bit

Details for Australian Patent Application No. 2004213070 (hide)

Owner C.M.E. Blasting & Mining Equipment Ltd.

Inventors Sjolander, Bo Thomas; Sjolander, Robert; Sjolander, Bjorn

Agent Blake Dawson Patent Attorneys

Pub. Number AU-B-2004213070

PCT Pub. Number WO2004/073923

Priority 2,419,214 19.02.03 CA

Filing date 19 February 2004

Wipo publication date 2 September 2004

Acceptance publication date 9 April 2009

International Classifications

B24B 27/04 (2006.01) Other grinding machines or devices

B24B 3/33 (2006.01) Sharpening cutting edges, e.g. of tools

Event Publications

8 September 2005 PCT application entered the National Phase

  PCT publication WO2004/073923 Priority application(s): WO2004/073923

9 April 2009 Application Accepted

  Published as AU-B-2004213070

6 August 2009 Standard Patent Sealed

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