SOIL EXCAVATING TOOL, SWIVEL, CONNECTING DEVICE, AND GROUND IMPROVING METHOD

Details for Australian Patent Application No. 2002318839 (hide)

Owner YAMASHIN KOUGYOU CO., LTD. SAKAWA DOBOKU KOUGYOU CO., LTD. NISHIMATSU CONSTRUCTION CO., LTD.

Inventors YAMASHITA, Sayoko; INABA, Tsutomu; YAMASHITA, Shinichi

Pub. Number AU-A-2002318839

PCT Number PCT/JP02/07138

PCT Pub. Number WO2003/006785

Priority 2001-213012 13.07.01 JP; 2001-365491 30.11.01 JP

Filing date 12 July 2002

Wipo publication date 29 January 2003

International Classifications

E02D 003/12 Improving or preserving soil or rock, e.g. preserving permafrost soil

B09C 001/08 Reclamation of contaminated soil

E21B 017/22 Drilling rods or pipes

Event Publications

9 January 2003 Complete Application Filed

  Priority application(s): 2001-213012 13.07.01 JP; 2001-365491 30.11.01 JP

22 May 2003 Application Open to Public Inspection

  Published as AU-A-2002318839

8 April 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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