SG110202A1 - Method of treating wastewater containing flouride ion - Google Patents

Method of treating wastewater containing flouride ion

Info

Publication number
SG110202A1
SG110202A1 SG200405957A SG200405957A SG110202A1 SG 110202 A1 SG110202 A1 SG 110202A1 SG 200405957 A SG200405957 A SG 200405957A SG 200405957 A SG200405957 A SG 200405957A SG 110202 A1 SG110202 A1 SG 110202A1
Authority
SG
Singapore
Prior art keywords
wastewater containing
treating wastewater
flouride
ion
flouride ion
Prior art date
Application number
SG200405957A
Inventor
Kajiwara Shoichiro
Gotou Toshiyuki
Yamada Youzou
Original Assignee
Mitsubishi Gas Chemical Co
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 Mitsubishi Gas Chemical Co filed Critical Mitsubishi Gas Chemical Co
Publication of SG110202A1 publication Critical patent/SG110202A1/en

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
    • C02F1/58—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
    • 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
    • C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
    • 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
    • C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
    • C02F2103/346—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from semiconductor processing, e.g. waste water from polishing of wafers

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)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
SG200405957A 2003-09-16 2004-09-13 Method of treating wastewater containing flouride ion SG110202A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003323118A JP4232019B2 (en) 2003-09-16 2003-09-16 Treatment method for fluorine-containing wastewater

Publications (1)

Publication Number Publication Date
SG110202A1 true SG110202A1 (en) 2005-04-28

Family

ID=34454283

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200405957A SG110202A1 (en) 2003-09-16 2004-09-13 Method of treating wastewater containing flouride ion

Country Status (4)

Country Link
JP (1) JP4232019B2 (en)
KR (1) KR101082714B1 (en)
SG (1) SG110202A1 (en)
TW (1) TWI365172B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6053261B2 (en) * 2011-07-07 2016-12-27 三菱瓦斯化学株式会社 Treatment method for boron-containing wastewater
JP6053260B2 (en) * 2011-07-07 2016-12-27 三菱瓦斯化学株式会社 Treatment method for wastewater containing boron and fluorine
JP6822732B2 (en) * 2017-03-23 2021-01-27 住友金属鉱山エンジニアリング株式会社 Treatment method of fluorine-containing wastewater

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05185074A (en) * 1992-01-07 1993-07-27 Sanyo Chem Ind Ltd Treating agent for multivalent metal-containing water and treatment of the same
KR20010033053A (en) 1997-12-15 2001-04-25 쯔쇼산교쇼 고교기쥬쯔인쵸가 다이효스루 니혼고꾸 Method of removing harmful ions and remover for use in the same
JP3621963B2 (en) 1999-07-23 2005-02-23 独立行政法人産業技術総合研究所 Method for removing harmful ions and remover used therefor
JP3364833B2 (en) * 1999-10-12 2003-01-08 独立行政法人産業技術総合研究所 How to remove fluorine ions
JP4077143B2 (en) * 2000-07-31 2008-04-16 日本特殊陶業株式会社 Chromate drainage treatment method
JP2002059174A (en) 2000-08-23 2002-02-26 National Institute Of Advanced Industrial & Technology Method of removing fluoride ion and removing agent for the same
JP4034218B2 (en) * 2002-03-25 2008-01-16 有限会社ウエステック Wastewater treatment method
JP3949042B2 (en) * 2002-10-01 2007-07-25 オルガノ株式会社 Method for removing fluorine or phosphorus

Also Published As

Publication number Publication date
TW200513442A (en) 2005-04-16
JP2005087835A (en) 2005-04-07
JP4232019B2 (en) 2009-03-04
KR101082714B1 (en) 2011-11-15
TWI365172B (en) 2012-06-01
KR20050027966A (en) 2005-03-21

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