GB0101249D0 - Method for treating a fluorine-containing waste water and treating apparatus - Google Patents

Method for treating a fluorine-containing waste water and treating apparatus

Info

Publication number
GB0101249D0
GB0101249D0 GBGB0101249.1A GB0101249A GB0101249D0 GB 0101249 D0 GB0101249 D0 GB 0101249D0 GB 0101249 A GB0101249 A GB 0101249A GB 0101249 D0 GB0101249 D0 GB 0101249D0
Authority
GB
United Kingdom
Prior art keywords
treating
fluorine
waste water
containing waste
treating apparatus
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.)
Withdrawn
Application number
GBGB0101249.1A
Other versions
GB2354516A (en
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Publication of GB0101249D0 publication Critical patent/GB0101249D0/en
Publication of GB2354516A publication Critical patent/GB2354516A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2488—Feed or discharge mechanisms for settling tanks bringing about a partial recirculation of the liquid, e.g. for introducing chemical aids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • B01D21/08—Settling tanks with single outlets for the separated liquid provided with flocculating compartments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/245—Discharge mechanisms for the sediments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters
    • 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
    • C02F1/5281—Installations for water purification using chemical agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
GB0101249A 1998-07-17 1999-07-14 Method for treating a fluorine-containing waste water and treating apparatus Withdrawn GB2354516A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP20359298 1998-07-17
PCT/JP1999/003789 WO2000003952A1 (en) 1998-07-17 1999-07-14 Method for treating a fluorine-containing waste water and treating apparatus

Publications (2)

Publication Number Publication Date
GB0101249D0 true GB0101249D0 (en) 2001-02-28
GB2354516A GB2354516A (en) 2001-03-28

Family

ID=16476629

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0101249A Withdrawn GB2354516A (en) 1998-07-17 1999-07-14 Method for treating a fluorine-containing waste water and treating apparatus

Country Status (4)

Country Link
KR (1) KR20010071946A (en)
CN (1) CN1311759A (en)
GB (1) GB2354516A (en)
WO (1) WO2000003952A1 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100588667B1 (en) * 2001-04-16 2006-06-13 동부일렉트로닉스 주식회사 Recycle method for semiconductor waste
KR100756838B1 (en) * 2001-08-20 2007-09-07 동부일렉트로닉스 주식회사 Waste-water treatment method
JP3801187B2 (en) * 2003-08-28 2006-07-26 セイコーエプソン株式会社 Chemical reprocessing method and fluorite manufacturing method
JP4368249B2 (en) * 2004-06-01 2009-11-18 三洋電機株式会社 Treatment apparatus and treatment method of water to be treated using the same
CN100351185C (en) * 2004-10-28 2007-11-28 力晶半导体股份有限公司 Method for treating fluorine-containing waste water
CN1304301C (en) * 2005-06-03 2007-03-14 天津大学 Process for micro filtering combined fluorine removing by aluminate coagulating
KR100680567B1 (en) * 2005-11-22 2007-02-08 삼창기업 주식회사 System and method for controlling work of sludge collecting apparatus
KR101442937B1 (en) * 2010-03-18 2014-09-22 쿠리타 고교 가부시키가이샤 Method for starting high-density-sludge generating water treatment device
CN102001766B (en) * 2010-10-29 2012-05-23 湖州欣格膜科技有限公司 Defluorinating method of photovoltaic wastewater
CN102070267A (en) * 2010-11-30 2011-05-25 湖北大峪口化工有限责任公司 Method for treating high-concentration acidic wastewater containing phosphorus and fluorine
KR101273168B1 (en) * 2011-06-21 2013-06-17 주식회사 이코니 Treatment process for fluorine compounds containing water
CN102491555A (en) * 2011-12-01 2012-06-13 核工业北京化工冶金研究院 Method for removing fluorine in acid uranium process wastewater
JP5868153B2 (en) * 2011-12-07 2016-02-24 オルガノ株式会社 Coagulation sedimentation equipment
CN103848513B (en) * 2012-11-28 2016-03-02 苏州市环境保护有限公司 A kind of fluorine-containing wastewater treatment method based on Fenton oxidation reaction
CN103833116B (en) * 2014-03-03 2016-06-15 江苏永葆环保科技股份有限公司 A kind of production method and application that utilizes waste hydrochloric acid, aluminium-containing sludge to prepare defluorinating agent
JP6508747B2 (en) * 2015-07-30 2019-05-08 Ｎｅｃファシリティーズ株式会社 Method and apparatus for treating fluorine-containing wastewater
CN107555661B (en) * 2017-10-13 2020-08-25 贵州大学 Deep purification method for phosphorus and fluorine coexisting wastewater
CN108033534B (en) * 2017-11-17 2020-07-31 江苏永冠给排水设备有限公司 Preparation method of defluorination solution and process for removing fluorine ions in water
JP6982759B2 (en) * 2018-02-13 2021-12-17 三菱重工パワー環境ソリューション株式会社 Water treatment system
CN108314166A (en) * 2018-03-22 2018-07-24 昆山明宽环保节能科技有限公司 A kind of neutralization alkaline agent and neutralisation treatment technique for Removal of Phosphorus in Wastewater and fluoride waste
CN113247931A (en) * 2021-07-14 2021-08-13 赛恩斯环保股份有限公司 Resource treatment method for high-ammonia high-salt waste liquid in rare earth industry

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6097091A (en) * 1983-10-31 1985-05-30 Kurita Water Ind Ltd Treatment of fluoride ion-containing water
JPH0736911B2 (en) * 1993-03-11 1995-04-26 日本電気株式会社 Fluorine-containing wastewater treatment method
JP3112613B2 (en) * 1994-03-30 2000-11-27 オルガノ株式会社 Treatment of wastewater containing fluorine and phosphorus
JP3196640B2 (en) * 1996-06-12 2001-08-06 栗田工業株式会社 Fluorine removal equipment

Also Published As

Publication number Publication date
WO2000003952A1 (en) 2000-01-27
CN1311759A (en) 2001-09-05
GB2354516A (en) 2001-03-28
KR20010071946A (en) 2001-07-31

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)