FI106791B - Menetelmä käyttökelpoisten tuotteiden valmistamiseksi epäpuhtaasta ferrisulfaattiliuoksesta - Google Patents

Menetelmä käyttökelpoisten tuotteiden valmistamiseksi epäpuhtaasta ferrisulfaattiliuoksesta Download PDF

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Publication number
FI106791B
FI106791B FI982367A FI982367A FI106791B FI 106791 B FI106791 B FI 106791B FI 982367 A FI982367 A FI 982367A FI 982367 A FI982367 A FI 982367A FI 106791 B FI106791 B FI 106791B
Authority
FI
Finland
Prior art keywords
solution
process according
ferric
precipitation
solids
Prior art date
Application number
FI982367A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI982367A0 (fi
FI982367A (fi
Inventor
Timo Kenakkala
Simo Jokinen
Stefan Jaefverstroem
Original Assignee
Kemira Chemicals Oy
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 Kemira Chemicals Oy filed Critical Kemira Chemicals Oy
Publication of FI982367A0 publication Critical patent/FI982367A0/fi
Priority to FI982367A priority Critical patent/FI106791B/fi
Priority to AT99660159T priority patent/ATE243655T1/de
Priority to EP99660159A priority patent/EP0997436B9/en
Priority to DE69909038T priority patent/DE69909038D1/de
Priority to CA002285731A priority patent/CA2285731C/en
Priority to CZ19993710A priority patent/CZ293864B6/cs
Priority to US09/421,742 priority patent/US6270738B1/en
Priority to BR9905602-0A priority patent/BR9905602A/pt
Priority to NO19995253A priority patent/NO323368B1/no
Priority to KR1019990047129A priority patent/KR20000035098A/ko
Priority to PL336334A priority patent/PL192912B1/pl
Publication of FI982367A publication Critical patent/FI982367A/fi
Application granted granted Critical
Publication of FI106791B publication Critical patent/FI106791B/fi

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
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compounds Of Iron (AREA)
  • Removal Of Specific Substances (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
FI982367A 1998-10-30 1998-10-30 Menetelmä käyttökelpoisten tuotteiden valmistamiseksi epäpuhtaasta ferrisulfaattiliuoksesta FI106791B (fi)

Priority Applications (11)

Application Number Priority Date Filing Date Title
FI982367A FI106791B (fi) 1998-10-30 1998-10-30 Menetelmä käyttökelpoisten tuotteiden valmistamiseksi epäpuhtaasta ferrisulfaattiliuoksesta
AT99660159T ATE243655T1 (de) 1998-10-30 1999-10-07 Verfahren zur herstellung von verwendbaren produkten aus einer verunreinigten eisen(iii)- sulfatlösung
EP99660159A EP0997436B9 (en) 1998-10-30 1999-10-07 Process for preparing usable products from an impure ferric sulfate solution
DE69909038T DE69909038D1 (de) 1998-10-30 1999-10-07 Verfahren zur Herstellung von verwendbaren Produkten aus einer verunreinigten Eisen(III)-Sulfatlösung
CA002285731A CA2285731C (en) 1998-10-30 1999-10-08 Process for preparing usable products from an impure ferric sulfate solution
CZ19993710A CZ293864B6 (cs) 1998-10-30 1999-10-19 Způsob přípravy použitelných produktů ze znečištěného roztoku síranu železitého
US09/421,742 US6270738B1 (en) 1998-10-30 1999-10-20 Process for preparing usable products from an impure ferric sulfate solution
BR9905602-0A BR9905602A (pt) 1998-10-30 1999-10-21 Processo para preparação de produtos de utilidade, a partir de uma solução de sulfato férrico impura
NO19995253A NO323368B1 (no) 1998-10-30 1999-10-27 Fremgangsmate ved behandling av en jernsulfatopplosning
KR1019990047129A KR20000035098A (ko) 1998-10-30 1999-10-28 불순 황산 제2철 용액으로부터 유용한 생성물의 제조방법
PL336334A PL192912B1 (pl) 1998-10-30 1999-10-29 Sposób wytwarzania produktu do użytku stanowiącego roztwór do uzdatniania wody z nieoczyszczonego roztworu siarczanu żelazowego

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI982367A FI106791B (fi) 1998-10-30 1998-10-30 Menetelmä käyttökelpoisten tuotteiden valmistamiseksi epäpuhtaasta ferrisulfaattiliuoksesta
FI982367 1998-10-30

Publications (3)

Publication Number Publication Date
FI982367A0 FI982367A0 (fi) 1998-10-30
FI982367A FI982367A (fi) 2000-05-01
FI106791B true FI106791B (fi) 2001-04-12

Family

ID=8552825

Family Applications (1)

Application Number Title Priority Date Filing Date
FI982367A FI106791B (fi) 1998-10-30 1998-10-30 Menetelmä käyttökelpoisten tuotteiden valmistamiseksi epäpuhtaasta ferrisulfaattiliuoksesta

Country Status (11)

Country Link
US (1) US6270738B1 (no)
EP (1) EP0997436B9 (no)
KR (1) KR20000035098A (no)
AT (1) ATE243655T1 (no)
BR (1) BR9905602A (no)
CA (1) CA2285731C (no)
CZ (1) CZ293864B6 (no)
DE (1) DE69909038D1 (no)
FI (1) FI106791B (no)
NO (1) NO323368B1 (no)
PL (1) PL192912B1 (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19958271C1 (de) * 1999-12-03 2001-08-30 Klaus Kretschmer Zusammensetzung und Verfahren zur Aufbereitung von verunreinigten Wässern und Gewässersedimenten
KR100373136B1 (ko) * 2000-07-25 2003-02-25 주식회사 세정하이테크 폐수의 질소 및 인 제거용 화학적 처리제 및 이를 이용한폐수의 처리방법
FI118177B (fi) * 2004-09-24 2007-08-15 Kemira Oyj Menetelmä rautaoksihydroksidia sisältävän adsorbenttimateriaalin valmistamiseksi, adsorbenttimateriaali sekä sen käyttö
DE102007032418B4 (de) * 2007-07-10 2014-01-09 Hans-Jörg Bonath Verfahren zur Abtrennung von Grünsalz aus titandioxidhaltiger Aufschlusslösung
CN102120623B (zh) * 2011-01-28 2012-11-28 重庆大学 一种聚合硫酸铝铁絮凝剂的制备方法
CN106115790B (zh) * 2016-06-24 2017-11-07 中国科学院地球化学研究所 一种在高温高压下制备菱镁铁矿的方法
CN110937581B (zh) * 2019-12-18 2022-08-19 江苏南大环保科技有限公司 一种副产硫酸盐中有机物高效去除的精制方法
FI129345B (en) 2019-12-19 2021-12-15 Crisolteq Ltd A method for treating a pickling acid regeneration precipitate

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899300A (en) * 1959-08-11 Method for extracting nickel from
US3816593A (en) * 1971-11-30 1974-06-11 W Massey Method of regenerating waste pickle liquor
US4305914A (en) * 1977-05-09 1981-12-15 Electrolytic Zinc Company Process for precipitating iron as jarosite with a low non-ferrous metal content
US4231993A (en) * 1979-06-11 1980-11-04 The United States Of America As Represented By The Secretary Of The Interior Recovery of metal values from lead smelter matte
US4707349A (en) * 1986-02-28 1987-11-17 Hjersted Norman B Process of preparing a preferred ferric sulfate solution, and product
GB9404191D0 (en) 1994-03-04 1994-04-20 Imperial College Preparations and uses of polyferric sulphate
FI97290C (fi) * 1994-12-30 1996-11-25 Kemira Chemicals Oy Menetelmä jätevesilietteen käsittelemiseksi
FI102160B (fi) 1996-03-18 1998-10-30 Kemira Oyj Menetelmä vedenpuhdistuskemikaalin käyttökelpoisuuden parantamiseksi j a saostusaine
FI103034B1 (fi) * 1996-04-16 1999-04-15 Kemira Chemicals Oy Menetelmä ferrirautaa sisältävien vedenpuhdistusliuosten valmistamiseksi sekä saatujen tuotteiden käyttö
GB9703662D0 (en) * 1997-02-21 1997-04-09 Tioxide Group Services Ltd Treatment of a solution containing iron salts

Also Published As

Publication number Publication date
DE69909038D1 (de) 2003-07-31
FI982367A0 (fi) 1998-10-30
KR20000035098A (ko) 2000-06-26
CA2285731C (en) 2009-09-01
BR9905602A (pt) 2000-08-29
CZ293864B6 (cs) 2004-08-18
CZ371099A3 (cs) 2000-05-17
EP0997436B9 (en) 2004-01-14
ATE243655T1 (de) 2003-07-15
NO323368B1 (no) 2007-04-10
PL192912B1 (pl) 2006-12-29
US6270738B1 (en) 2001-08-07
NO995253L (no) 2000-05-02
FI982367A (fi) 2000-05-01
NO995253D0 (no) 1999-10-27
EP0997436A1 (en) 2000-05-03
EP0997436B1 (en) 2003-06-25
CA2285731A1 (en) 2000-04-30
PL336334A1 (en) 2000-05-08

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