APPARATUS AND METHOD FOR TRANSPORTING WASTE MATERI- ALS

Details for Australian Patent Application No. 2002329389 (hide)

Owner VARCO I/P, INC.

Inventors BURNETT, George, Alexander

Pub. Number AU-A-2002329389

PCT Number PCT/GB02/04044

PCT Pub. Number WO2003/021074

Priority 0121353.7 04.09.01 GB

Filing date 4 September 2002

Wipo publication date 18 March 2003

International Classifications

E21B 021/06 Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

B65G 053/04 Conveying materials in bulk through troughs, pipes, or tubes by floating the materials, or by flow of gas, liquid, or foam - Conveying materials in bulk pneumatically through pipes or tubes

Event Publications

30 January 2003 Complete Application Filed

  Priority application(s): 0121353.7 04.09.01 GB

5 June 2003 Application Open to Public Inspection

  Published as AU-A-2002329389

10 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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