An apparatus for supporting a tunnel

Details for Australian Patent Application No. 2008200000 (hide)

Owner Morgan, L. Lumb, H. Morgan, J.

Inventors Lumb, Matthew Alexander

Agent Griffith Hack

Pub. Number AU-B-2008200000

Parent 2003264167

Filing date 3 January 2008

Wipo publication date 24 January 2008

Acceptance publication date 27 May 2010

International Classifications

E21D 23/08 (2006.01) Mine roof supports for step-by-step movement, e.g. in combination with provisions for shifting of conveyers, mining machines, or guides therefor

E21D 23/00 (2006.01) Mine roof supports for step-by-step movement, e.g. in combination with provisions for shifting of conveyers, mining machines, or guides therefor

E21D 23/04 (2006.01) Mine roof supports for step-by-step movement, e.g. in combination with provisions for shifting of conveyers, mining machines, or guides therefor

Event Publications

24 January 2008 Application Open to Public Inspection

  Published as AU-B-2008200000

24 January 2008 Complete Application Filed

27 May 2010 Application Accepted

  Published as AU-B-2008200000

23 September 2010 Standard Patent Sealed

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