Three chamber tube feeder in underground mining

Details for Australian Patent Application No. 2005222548 (hide)

Owner SIEMAG GmbH

Inventors Christian, Ottmar

Agent Griffith Hack

Pub. Number AU-B-2005222548

Priority 10 2004 059 071.0 07.12.04 DE

Filing date 13 October 2005

Wipo publication date 22 June 2006

Acceptance publication date 15 July 2010

International Classifications

E21B 21/00 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

E21B 36/00 (2006.01) Heating, cooling, or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones

E21B 43/00 (2006.01) Obtaining fluids from wells

Event Publications

27 October 2005 Complete Application Filed

  Priority application(s): 10 2004 059 071.0 07.12.04 DE

17 November 2005 Corrigenda

  Complete Applications Filed - Name Index Under the name Siemag GmbH, Application No. 2005222548, under INID (71) correct the name to read SIEMAG GmbH

22 June 2006 Application Open to Public Inspection

  Published as AU-B-2005222548

15 July 2010 Application Accepted

  Published as AU-B-2005222548

14 October 2010 Assignment before Grant

  SIEMAG GmbH The application has been assigned to SIEMAG TECBERG GmbH

11 November 2010 Standard Patent Sealed

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