CA2825752C - Flocculation magnetic separator - Google Patents

Flocculation magnetic separator Download PDF

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Publication number
CA2825752C
CA2825752C CA2825752A CA2825752A CA2825752C CA 2825752 C CA2825752 C CA 2825752C CA 2825752 A CA2825752 A CA 2825752A CA 2825752 A CA2825752 A CA 2825752A CA 2825752 C CA2825752 C CA 2825752C
Authority
CA
Canada
Prior art keywords
magnetic
magnetic powder
collected
raw water
microflocs
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.)
Expired - Fee Related
Application number
CA2825752A
Other languages
English (en)
French (fr)
Other versions
CA2825752A1 (en
Inventor
Shigeki Terui
Manabu Yamada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of CA2825752A1 publication Critical patent/CA2825752A1/en
Application granted granted Critical
Publication of CA2825752C publication Critical patent/CA2825752C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/005—Pretreatment specially adapted for magnetic separation
    • B03C1/01—Pretreatment specially adapted for magnetic separation by addition of magnetic adjuvants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/02—Magnetic separation acting directly on the substance being separated
    • B03C1/23—Magnetic separation acting directly on the substance being separated with material carried by oscillating fields; with material carried by travelling fields, e.g. generated by stationary magnetic coils; Eddy-current separators, e.g. sliding ramp
    • B03C1/24—Magnetic separation acting directly on the substance being separated with material carried by oscillating fields; with material carried by travelling fields, e.g. generated by stationary magnetic coils; Eddy-current separators, e.g. sliding ramp with material carried by travelling fields
    • B03C1/247—Magnetic separation acting directly on the substance being separated with material carried by oscillating fields; with material carried by travelling fields, e.g. generated by stationary magnetic coils; Eddy-current separators, e.g. sliding ramp with material carried by travelling fields obtained by a rotating magnetic drum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/02—Magnetic separation acting directly on the substance being separated
    • B03C1/28—Magnetic plugs and dipsticks
    • B03C1/286—Magnetic plugs and dipsticks disposed at the inner circumference of a recipient, e.g. magnetic drain bolt
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C2201/00—Details of magnetic or electrostatic separation
    • B03C2201/18—Magnetic separation whereby the particles are suspended in a liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63J—AUXILIARIES ON VESSELS
    • B63J4/00—Arrangements of installations for treating ballast water, waste water, sewage, sludge, or refuse, or for preventing environmental pollution not otherwise provided for
    • B63J4/002—Arrangements of installations for treating ballast water, waste water, sewage, sludge, or refuse, or for preventing environmental pollution not otherwise provided for for treating ballast water
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
    • C02F1/488—Treatment of water, waste water, or sewage with magnetic or electric fields for separation of magnetic materials, e.g. magnetic flocculation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56—Macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/008—Originating from marine vessels, ships and boats, e.g. bilge water or ballast water

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
CA2825752A 2011-01-27 2012-01-26 Flocculation magnetic separator Expired - Fee Related CA2825752C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011-015362 2011-01-27
JP2011015362A JP2012152708A (ja) 2011-01-27 2011-01-27 凝集磁気分離装置
PCT/JP2012/051612 WO2012102324A1 (ja) 2011-01-27 2012-01-26 凝集磁気分離装置

Publications (2)

Publication Number Publication Date
CA2825752A1 CA2825752A1 (en) 2012-08-02
CA2825752C true CA2825752C (en) 2016-01-12

Family

ID=46580888

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2825752A Expired - Fee Related CA2825752C (en) 2011-01-27 2012-01-26 Flocculation magnetic separator

Country Status (5)

Country Link
JP (1) JP2012152708A (ja)
CA (1) CA2825752C (ja)
MX (1) MX2013008646A (ja)
RU (1) RU2553100C2 (ja)
WO (1) WO2012102324A1 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6078853B2 (ja) * 2014-02-13 2017-02-15 学校法人慈恵大学 磁気吸着定量装置
CN107001081A (zh) * 2015-03-13 2017-08-01 富士电机株式会社 洗涤器排水的处理方法以及洗涤器排水的处理装置
JP6663254B2 (ja) 2016-03-08 2020-03-11 富士電機株式会社 排液処理装置および排液処理方法
JP6625907B2 (ja) * 2016-03-08 2019-12-25 富士電機株式会社 排水処理方法および排水処理システム
US11904326B2 (en) * 2018-04-18 2024-02-20 Manta Biofuel System for collecting and harvesting algae for biofuel conversion

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3412641B2 (ja) * 1993-10-13 2003-06-03 東北電力株式会社 発電所の低濁度排水の凝集処理法
RU2094394C1 (ru) * 1995-08-02 1997-10-27 Константин Леонидович Ястребов Способ очистки природных и сточных вод и установка для его осуществления
JPH09168752A (ja) * 1995-10-20 1997-06-30 Hitachi Ltd 浄化装置
JPH09117618A (ja) * 1995-10-24 1997-05-06 Hitachi Ltd 浄化装置
RU2130433C1 (ru) * 1997-05-22 1999-05-20 Новосибирский государственный проектно-изыскательский институт "ВНИПИЭТ" Способ очистки промышленных сточных вод, установка и гальванокоагулятор для его осуществления
JPH1157309A (ja) * 1997-08-21 1999-03-02 Kurita Water Ind Ltd 凝集処理方法および装置
JP2006187697A (ja) * 2005-01-04 2006-07-20 Hitachi Ltd ろ過浄化装置
JP2007029802A (ja) * 2005-07-25 2007-02-08 Fuji Xerox Co Ltd 排水処理方法
JP5318389B2 (ja) * 2007-09-28 2013-10-16 株式会社日立製作所 凝集装置
JP5115221B2 (ja) * 2007-10-01 2013-01-09 株式会社日立プラントテクノロジー 磁気ディスク及びその製作方法並びに磁気分離装置
JP5228520B2 (ja) * 2008-02-19 2013-07-03 栗田工業株式会社 凝集沈殿処理方法

Also Published As

Publication number Publication date
JP2012152708A (ja) 2012-08-16
WO2012102324A1 (ja) 2012-08-02
CA2825752A1 (en) 2012-08-02
RU2553100C2 (ru) 2015-06-10
MX2013008646A (es) 2013-09-02
RU2013135306A (ru) 2015-02-10

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Effective date: 20130724

MKLA Lapsed

Effective date: 20180126