IL161385A0 - Purification of phosphoric acid plant pond water - Google Patents

Purification of phosphoric acid plant pond water

Info

Publication number
IL161385A0
IL161385A0 IL16138502A IL16138502A IL161385A0 IL 161385 A0 IL161385 A0 IL 161385A0 IL 16138502 A IL16138502 A IL 16138502A IL 16138502 A IL16138502 A IL 16138502A IL 161385 A0 IL161385 A0 IL 161385A0
Authority
IL
Israel
Prior art keywords
purification
phosphoric acid
pond water
acid plant
plant pond
Prior art date
Application number
IL16138502A
Original Assignee
Imc Global Operations Inc
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 claimed from US10/082,564 external-priority patent/US6758976B2/en
Application filed by Imc Global Operations Inc filed Critical Imc Global Operations Inc
Publication of IL161385A0 publication Critical patent/IL161385A0/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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • 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
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5254—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using magnesium compounds and phosphoric acid for removing ammonia
    • 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
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/105—Phosphorus compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/12—Halogens or halogen-containing compounds
    • C02F2101/14—Fluorine or fluorine-containing compounds

Landscapes

  • 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)
  • Inorganic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
IL16138502A 2001-10-25 2002-10-22 Purification of phosphoric acid plant pond water IL161385A0 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US35335901P 2001-10-25 2001-10-25
US10/082,564 US6758976B2 (en) 2001-10-25 2002-02-21 Simplified purification of phosphoric acid plant pond water
US10/082,841 US6758977B2 (en) 2001-10-25 2002-02-21 Purification of phosphoric acid plant pond water
PCT/US2002/033775 WO2003035557A1 (en) 2001-10-25 2002-10-22 Purification of phosphoric acid plant pond water

Publications (1)

Publication Number Publication Date
IL161385A0 true IL161385A0 (en) 2004-09-27

Family

ID=27374296

Family Applications (1)

Application Number Title Priority Date Filing Date
IL16138502A IL161385A0 (en) 2001-10-25 2002-10-22 Purification of phosphoric acid plant pond water

Country Status (7)

Country Link
EP (1) EP1438264A1 (en)
CN (1) CN1608034A (en)
BR (1) BR0213525A (en)
CA (1) CA2463361A1 (en)
IL (1) IL161385A0 (en)
MA (1) MA26396A1 (en)
WO (1) WO2003035557A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100383057C (en) * 2005-08-31 2008-04-23 刘天暘 Method for removing impurities in phosphoric acid and deposition purificant used in the method
US8206592B2 (en) 2005-12-15 2012-06-26 Siemens Industry, Inc. Treating acidic water
CN106746088A (en) * 2016-12-23 2017-05-31 程艳青 A kind of processing system and handling process of fluorine-containing trade effluent

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1045258A (en) * 1974-04-03 1978-12-26 Ronald J. Hirko Recovery of fluorine and phosphate values from waste water
US4171342A (en) * 1974-04-03 1979-10-16 Occidental Chemical Company Recovery of calcium fluoride from phosphate operation waste water
US5316748A (en) * 1991-03-14 1994-05-31 Palm Gordon F Phosphoric acid manufacturing with converted waters

Also Published As

Publication number Publication date
CN1608034A (en) 2005-04-20
BR0213525A (en) 2004-10-19
MA26396A1 (en) 2004-12-01
CA2463361A1 (en) 2003-05-01
EP1438264A1 (en) 2004-07-21
WO2003035557A1 (en) 2003-05-01

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