Method and device for extracting extraction products in underground mining

Details for Australian Patent Application No. 2004251183 (hide)

Owner DBT GmbH Corporacion Nacional Del Cobre De Chile (Codelco)

Inventors Montenegro, Victor Raul Encina; Herrmann, Frank; Fischer, Frank; Buhlmann, Fernado Arturo Geister; Tumpner, Hans; Valdes, Jaime Hernan Carreno; Hahn, Detlef; Katthofer, Norbert; Bruggemann, Reinhold; Martin, Harry; Wirtz, Jorg; Delgado, Juan; Hammel, Jochen; Parga, Pablo Antonio Letelier

Agent Pizzeys

Pub. Number AU-B-2004251183

PCT Pub. Number WO2005/001245

Priority 103 28 287.4 23.06.03 DE; 103 53 352.4 14.11.03 DE

Filing date 18 June 2004

Wipo publication date 6 January 2005

Acceptance publication date 6 March 2008

International Classifications

E21C 35/20 (2006.01) Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups , or

E21D 9/12 (2006.01) Tunnels - Devices for removing or hauling away excavated material or spoil

E21F 13/00 (2006.01) Transport specially adapted to underground conditions

E21F 13/04 (2006.01) Transport specially adapted to underground conditions

E21F 13/06 (2006.01) Transport specially adapted to underground conditions

Event Publications

5 January 2006 PCT application entered the National Phase

  PCT publication WO2005/001245 Priority application(s): WO2005/001245

6 March 2008 Application Accepted

  Published as AU-B-2004251183

3 July 2008 Standard Patent Sealed

2 August 2012 Application for Amendment

  The nature of the amendment is: Amend the copatentee from DBT GmbH to Caterpillar Global Mining Europe GmbH . Address for service in Australia - Pizzeys Patent and Trade Mark Attorneys Level 20 324 Queen Street Brisbane QLD 4000

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