GRAVITY TYPE THICKENER, GRAVITY TYPE THICKENING METHOD, COAGULANT ADDING DEVICE, AND COAGULANT ADDING METHOD

Details for Australian Patent Application No. 2002344431 (hide)

Owner KUBOTA CORPORATION ARAO CITY

Inventors MATSUTAKA, Shoji; MIYAMOTO, Keisuke; SHINABE, Kazuhiro; MIZUKAMI, Hiroyoshi; TAKEYAMA, Hiroaki; KODERA, Hiroyuki; YOSHIDA, Yasuyuki; YAMAMOTO, Akihiro; MIZUTANI, Futoshi

Pub. Number AU-A-2002344431

PCT Number PCT/JP02/11325

PCT Pub. Number WO2003/068695

Priority 2002-079830 22.03.02 JP; 2002-182263 24.06.02 JP; 2002-037519 15.02.02 JP; 2002-082183 25.03.02 JP; 2002-073398 18.03.02 JP

Filing date 30 October 2002

Wipo publication date 4 September 2003

International Classifications

B01D 033/04 Filters with filtering elements which move during the filtering operation - with filtering bands or the like supported on cylinders which are impervious for filtering

B01D 021/01 Separation of suspended solid particles from liquids by sedimentation - using flocculating agents

B01D 039/08 Filtering material for liquid or gaseous fluids - Filter cloth, i.e. woven, knitted or interlaced material

C02F 011/12 Treatment of sludge - by de-watering, drying, or thickening

Event Publications

27 February 2003 Complete Application Filed

  Priority application(s): 2002-079830 22.03.02 JP; 2002-182263 24.06.02 JP; 2002-037519 15.02.02 JP; 2002-082183 25.03.02 JP; 2002-073398 18.03.02 JP

2 October 2003 Application Open to Public Inspection

  Published as AU-A-2002344431

4 November 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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