FR2771727B1 - Defluoruration d'eaux usees - Google Patents

Defluoruration d'eaux usees

Info

Publication number
FR2771727B1
FR2771727B1 FR9715332A FR9715332A FR2771727B1 FR 2771727 B1 FR2771727 B1 FR 2771727B1 FR 9715332 A FR9715332 A FR 9715332A FR 9715332 A FR9715332 A FR 9715332A FR 2771727 B1 FR2771727 B1 FR 2771727B1
Authority
FR
France
Prior art keywords
defluoruration
wastewater
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
FR9715332A
Other languages
English (en)
Other versions
FR2771727A1 (fr
Inventor
Jacques Lebeau
Christophe Maury
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.)
STMicroelectronics SA
Original Assignee
SGS Thomson Microelectronics SA
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 SGS Thomson Microelectronics SA filed Critical SGS Thomson Microelectronics SA
Priority to FR9715332A priority Critical patent/FR2771727B1/fr
Priority to IT1998VA000024A priority patent/IT1305979B1/it
Priority to US09/198,417 priority patent/US6436297B1/en
Priority to SG1998005029A priority patent/SG75899A1/en
Publication of FR2771727A1 publication Critical patent/FR2771727A1/fr
Application granted granted Critical
Publication of FR2771727B1 publication Critical patent/FR2771727B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • 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
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/583—Treatment of water, waste water, or sewage by removing specified dissolved compounds by removing fluoride or fluorine compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/915—Fluorine containing

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)
  • Removal Of Specific Substances (AREA)
FR9715332A 1997-11-28 1997-11-28 Defluoruration d'eaux usees Expired - Fee Related FR2771727B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9715332A FR2771727B1 (fr) 1997-11-28 1997-11-28 Defluoruration d'eaux usees
IT1998VA000024A IT1305979B1 (it) 1997-11-28 1998-11-24 Defluorurazione di acqua di rifiuto.
US09/198,417 US6436297B1 (en) 1997-11-28 1998-11-24 Defluoridation of waste water
SG1998005029A SG75899A1 (en) 1997-11-28 1998-11-27 Defluoridation of waste water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9715332A FR2771727B1 (fr) 1997-11-28 1997-11-28 Defluoruration d'eaux usees

Publications (2)

Publication Number Publication Date
FR2771727A1 FR2771727A1 (fr) 1999-06-04
FR2771727B1 true FR2771727B1 (fr) 2000-02-11

Family

ID=9514182

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9715332A Expired - Fee Related FR2771727B1 (fr) 1997-11-28 1997-11-28 Defluoruration d'eaux usees

Country Status (4)

Country Link
US (1) US6436297B1 (fr)
FR (1) FR2771727B1 (fr)
IT (1) IT1305979B1 (fr)
SG (1) SG75899A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPM959994A0 (en) * 1994-11-22 1994-12-15 Ici Australia Operations Proprietary Limited Water treatment process
ES2193854B1 (es) * 2001-11-23 2005-03-01 Elcogas, S.A. Procedimiento para la eliminacion de fluoruro en aguas residuales.
AUPR987802A0 (en) 2002-01-08 2002-01-31 Commonwealth Scientific And Industrial Research Organisation Complexing resins and method for preparation thereof
US20030190426A1 (en) * 2002-04-03 2003-10-09 Deenesh Padhi Electroless deposition method
AU2003901583A0 (en) 2003-04-04 2003-05-01 Orica Australia Pty Ltd A process
JP3801187B2 (ja) * 2003-08-28 2006-07-26 セイコーエプソン株式会社 薬液再処理方法及び、蛍石の製造方法
US7291272B2 (en) * 2004-05-07 2007-11-06 Orica Australia Pty Ltd. Inorganic contaminant removal from water
US7763666B2 (en) 2004-07-28 2010-07-27 Orica Australia Pty Ltd. Plug-flow regeneration process
WO2006076475A2 (fr) * 2005-01-12 2006-07-20 Floran Technologies, Inc. Elimination de fluide de traitement dans des procedes de nettoyage chimiques destines a des installations d'eau potable
EP2249791A4 (fr) 2008-02-08 2014-01-08 Colgate Palmolive Co Compositions et dispositifs
CN101745362B (zh) * 2009-12-30 2012-03-28 申鸿志 一种水体脱氟剂的制备方法及应用
ES2423968B1 (es) * 2012-03-23 2014-08-12 Sacyr Vallehermoso, S.A. Instalación para control en línea de vertidos de agua, procedentes de excavaciones de túneles y similares y método para operación de dicha instalación.
CN111233194A (zh) * 2020-01-15 2020-06-05 东江环保股份有限公司 废液的处理方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2454092A1 (de) 1974-11-14 1976-05-26 Wacker Chemitronic Verfahren zum quantitativen entfernen von restschmelzen
JPS5199853A (fr) * 1975-02-28 1976-09-03 Hitachi Ltd
FR2362083A1 (fr) * 1976-08-19 1978-03-17 Setal Procede de defluoration des eaux industrielles
JPS5843282A (ja) * 1981-09-10 1983-03-12 Hitachi Plant Eng & Constr Co Ltd フツ素含有廃水の処理方法
JPS59373A (ja) * 1982-06-25 1984-01-05 Hitachi Plant Eng & Constr Co Ltd フツ素含有廃水の処理方法
JPS59193190A (ja) * 1983-04-15 1984-11-01 Chiyoda Chem Eng & Constr Co Ltd 石炭火力排煙脱硫排水中のフツ素の除去法
JPH0644074B2 (ja) * 1986-02-18 1994-06-08 動力炉・核燃料開発事業団 ウランおよびフツ素含有廃水の処理方法
DE3805722C1 (en) * 1988-02-24 1989-08-24 Ing. Haecker Maschinen Gmbh, 8594 Arzberg, De Process for purifying glass industry waste waters
JPH0753276B2 (ja) * 1989-10-03 1995-06-07 栗田工業株式会社 フッ化物含有水の処理方法
JPH08197070A (ja) * 1995-01-24 1996-08-06 Kurita Water Ind Ltd フッ素含有水の処理方法
US5876685A (en) * 1996-09-11 1999-03-02 Ipec Clean, Inc. Separation and purification of fluoride from industrial wastes
US6042730A (en) * 1997-03-03 2000-03-28 Lahti; William J. Car wash wastewater treatment

Also Published As

Publication number Publication date
IT1305979B1 (it) 2001-05-23
US20020074296A1 (en) 2002-06-20
FR2771727A1 (fr) 1999-06-04
ITVA980024A1 (it) 2000-05-24
SG75899A1 (en) 2000-10-24
US6436297B1 (en) 2002-08-20

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Legal Events

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CD Change of name or company name
ST Notification of lapse

Effective date: 20070731