Hydraulic circuit for longwall mining

Details for Australian Patent Application No. 2010272979 (hide)

Owner Tiefenbach Control Systems GmbH

Inventors Weigel, Wilfried; Wulfing, Gerhard; Rahms, Peter

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2010272979

PCT Pub. Number WO2011/006461

Priority 10 2009 033 572.2 16.07.09 DE

Filing date 18 June 2010

Wipo publication date 20 January 2011

International Classifications

E21D 23/26 (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

14 July 2011 PCT application entered the National Phase

  PCT publication WO2011/006461 Priority application(s): WO2011/006461

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