BORING DEVICE AND BORING METHOD

Details for Australian Patent Application No. 2002258195 (hide)

Owner MITSUBISHI MATERIALS CORPORATION NIPPON DIAMOND CO., LTD. SATO, Kusuo

Inventors MAZAKI, Shigeru; SATO, Kusuo; IMAOKA, Toshio

Pub. Number AU-A-2002258195

PCT Pub. Number WO2002/094527

Priority 2001-159558 28.05.01 JP; 2001-151661 21.05.01 JP; 2001-159559 28.05.01 JP

Filing date 17 May 2002

Wipo publication date 3 December 2002

International Classifications

B28D 001/14 Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhere - by boring or drilling

B23B 051/04 Tools for drilling machines - for trepanning

B23B 035/00 Boring

E21B 003/02 Rotary drilling

B23B 047/04 Components or accessories for boring or drilling machines

Event Publications

8 May 2003 Application Open to Public Inspection

  Published as AU-A-2002258195

11 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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