PROCESS AND PLANT OF THE UBR FORMATION FOR WASTEWATER TREATMENT

Details for Australian Patent Application No. 2002253688 (hide)

Owner ENVIRONMENTAL VISION 21, LTD.

Inventors CHOE, Hong-Bok; KIM, Jong-Won; WON, Jong-Phil; WOO, Kwang-Hyun

Pub. Number AU-A-2002253688

PCT Pub. Number WO2002/085798

Priority 2002/21111 18.04.02 KR; 2001/20654 18.04.01 KR

Filing date 18 April 2002

Wipo publication date 5 November 2002

International Classifications

C02F 003/02 Biological treatment of water, waste water, or sewage - Aerobic processes

Event Publications

17 April 2003 Application Open to Public Inspection

  Published as AU-A-2002253688

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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