A washer assembly and method for friction bolts

Details for Australian Patent Application No. 2009222544 (hide)

Owner Minova Australia Pty Ltd

Inventors Whittard, John Denis

Agent Davies Collison Cave

Pub. Number AU-A-2009222544

Priority 2008905240 09.10.08 AU

Filing date 30 September 2009

Wipo publication date 29 April 2010

International Classifications

E21D 21/00 (2006.01) Anchoring-bolts for roof, floor, or shaft-lining protection

Event Publications

22 October 2009 Complete Application Filed

  Priority application(s): 2008905240 09.10.08 AU

29 April 2010 Application Open to Public Inspection

  Published as AU-A-2009222544

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