AU2003240019A1 - Water treatment device and water treatment method - Google Patents

Water treatment device and water treatment method

Info

Publication number
AU2003240019A1
AU2003240019A1 AU2003240019A AU2003240019A AU2003240019A1 AU 2003240019 A1 AU2003240019 A1 AU 2003240019A1 AU 2003240019 A AU2003240019 A AU 2003240019A AU 2003240019 A AU2003240019 A AU 2003240019A AU 2003240019 A1 AU2003240019 A1 AU 2003240019A1
Authority
AU
Australia
Prior art keywords
water treatment
treatment
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU2003240019A
Inventor
Tadayoshi Nagaoka
Original Assignee
Tadayoshi Nagaoka
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to JP2002173888 priority Critical
Priority to JP2002-173888 priority
Priority to JP2003-69855 priority
Priority to JP2003069855A priority patent/JP4303012B2/en
Application filed by Tadayoshi Nagaoka filed Critical Tadayoshi Nagaoka
Priority to PCT/JP2003/006811 priority patent/WO2003105987A1/en
Publication of AU2003240019A1 publication Critical patent/AU2003240019A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • C02F1/004Processes for the treatment of water whereby the filtration technique is of importance using large scale industrial sized filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D24/00Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/10Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
    • B01D24/14Downward filtration, the container having distribution or collection headers or pervious conduits
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D24/00Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46Regenerating the filtering material in the filter
    • B01D24/4605Regenerating the filtering material in the filter by scrapers, brushes, nozzles or the like placed on the cake-side of the stationary filtering material and only contacting the external layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D24/00Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46Regenerating the filtering material in the filter
    • B01D24/4605Regenerating the filtering material in the filter by scrapers, brushes, nozzles or the like placed on the cake-side of the stationary filtering material and only contacting the external layer
    • B01D24/4621Regenerating the filtering material in the filter by scrapers, brushes, nozzles or the like placed on the cake-side of the stationary filtering material and only contacting the external layer by nozzles acting on the cake side of the filter material, or by fluids acting in co-current direction with the feed stream
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D24/00Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46Regenerating the filtering material in the filter
    • B01D24/4631Counter-current flushing, e.g. by air
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/006Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/74Treatment of water, waste water, or sewage by oxidation with air
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/20Heavy metals or heavy metal compounds
    • C02F2101/203Iron or iron compound
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/20Heavy metals or heavy metal compounds
    • C02F2101/206Manganese or manganese compounds
AU2003240019A 2002-06-14 2003-05-30 Water treatment device and water treatment method Abandoned AU2003240019A1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2002173888 2002-06-14
JP2002-173888 2002-06-14
JP2003-69855 2003-03-14
JP2003069855A JP4303012B2 (en) 2002-06-14 2003-03-14 Water treatment apparatus and water treatment method
PCT/JP2003/006811 WO2003105987A1 (en) 2002-06-14 2003-05-30 Water treatment device and water treatment method

Publications (1)

Publication Number Publication Date
AU2003240019A1 true AU2003240019A1 (en) 2003-12-31

Family

ID=29738403

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003240019A Abandoned AU2003240019A1 (en) 2002-06-14 2003-05-30 Water treatment device and water treatment method

Country Status (3)

Country Link
JP (1) JP4303012B2 (en)
AU (1) AU2003240019A1 (en)
WO (1) WO2003105987A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006027031A1 (en) 2006-06-08 2008-01-24 Verink, Johan, Dr.-Ing. Apparatus for wastewater treatment and a system equipped with such a device
JP5201481B2 (en) * 2008-06-19 2013-06-05 株式会社ナガオカ Water treatment device and water treatment device filter medium cleaning method
WO2010125662A1 (en) * 2009-04-30 2010-11-04 Miyazaki Toyofumi Slow filtration device having excellent ability to treat microorganisms
JP5448050B2 (en) * 2009-06-30 2014-03-19 株式会社ナガオカ Water treatment device and water treatment device filter medium cleaning method
JP5854733B2 (en) * 2011-09-29 2016-02-09 水ing株式会社 Water collector
JP5822623B2 (en) * 2011-09-30 2015-11-24 日立造船株式会社 Seawater osmotic filtration method and osmotic water intake unit
JP5822644B2 (en) * 2011-10-20 2015-11-24 日立造船株式会社 Cleaning device for filtration layer in seawater infiltration.
AU2013293064A1 (en) * 2012-07-16 2015-03-05 Sonitec-Vortisand Technologies Inc. Media bed filters for filtering fine particles from a raw liquid flow and method of using the same
WO2014113895A1 (en) * 2013-01-24 2014-07-31 Sonitec-Vortisand Technologies Inc. Reactor with antimicrobial medium for liquid disinfection

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2351835A (en) * 1942-06-04 1944-06-20 Permutit Co Water treating apparatus
US4765889A (en) * 1987-04-06 1988-08-23 Lakeside Equipment Corporation Moving bridge filter - telescoping floating pot skimmer
FR2707179B1 (en) * 1993-07-06 1995-09-15 Sagep Water filtration sands rake.
JP4076049B2 (en) * 2000-10-24 2008-04-16 株式会社ナガオカ Water treatment equipment

Also Published As

Publication number Publication date
WO2003105987A1 (en) 2003-12-24
JP2004066217A (en) 2004-03-04
JP4303012B2 (en) 2009-07-29

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase