FI961249A - Process for improving the usefulness of a water treatment chemical and coagulant - Google Patents

Process for improving the usefulness of a water treatment chemical and coagulant Download PDF

Info

Publication number
FI961249A
FI961249A FI961249A FI961249A FI961249A FI 961249 A FI961249 A FI 961249A FI 961249 A FI961249 A FI 961249A FI 961249 A FI961249 A FI 961249A FI 961249 A FI961249 A FI 961249A
Authority
FI
Finland
Prior art keywords
coagulant
usefulness
improving
water treatment
treatment chemical
Prior art date
Application number
FI961249A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI102160B1 (en
FI961249A0 (en
FI102160B (en
Inventor
Simo Jokinen
Eero Aitta
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
Priority to FI961249A priority Critical patent/FI102160B/en
Publication of FI961249A0 publication Critical patent/FI961249A0/en
Priority to PCT/FI1997/000173 priority patent/WO1997034836A1/en
Priority to AU21609/97A priority patent/AU2160997A/en
Publication of FI961249A publication Critical patent/FI961249A/en
Application granted granted Critical
Publication of FI102160B1 publication Critical patent/FI102160B1/en
Publication of FI102160B publication Critical patent/FI102160B/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (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)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
FI961249A 1996-03-18 1996-03-18 A method for improving the usability of a water treatment chemical and a precipitant FI102160B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI961249A FI102160B (en) 1996-03-18 1996-03-18 A method for improving the usability of a water treatment chemical and a precipitant
PCT/FI1997/000173 WO1997034836A1 (en) 1996-03-18 1997-03-17 A method for improving the applicability of a water treatment chemical, and a coagulant
AU21609/97A AU2160997A (en) 1996-03-18 1997-03-17 A method for improving the applicability of a water treatment chemical, and a coagulant

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI961249A FI102160B (en) 1996-03-18 1996-03-18 A method for improving the usability of a water treatment chemical and a precipitant
FI961249 1996-03-18

Publications (4)

Publication Number Publication Date
FI961249A0 FI961249A0 (en) 1996-03-18
FI961249A true FI961249A (en) 1997-09-19
FI102160B1 FI102160B1 (en) 1998-10-30
FI102160B FI102160B (en) 1998-10-30

Family

ID=8545681

Family Applications (1)

Application Number Title Priority Date Filing Date
FI961249A FI102160B (en) 1996-03-18 1996-03-18 A method for improving the usability of a water treatment chemical and a precipitant

Country Status (3)

Country Link
AU (1) AU2160997A (en)
FI (1) FI102160B (en)
WO (1) WO1997034836A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9703662D0 (en) * 1997-02-21 1997-04-09 Tioxide Group Services Ltd Treatment of a solution containing iron salts
FI106791B (en) 1998-10-30 2001-04-12 Kemira Chemicals Oy Process for preparing useful products from an impure ferric sulphate solution
FI117337B (en) * 2004-12-16 2006-09-15 Kemira Oyj A method for removing manganese from water
CN100420636C (en) * 2006-11-24 2008-09-24 北京工业大学 Coagulation method for removing trace phosphorus in water
CN100420637C (en) * 2006-12-01 2008-09-24 北京工业大学 Method for removing trace phosphorus by coagulant
WO2010043473A1 (en) * 2008-10-17 2010-04-22 Unilever Nv Water purification composition

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1517542B2 (en) * 1966-02-10 1976-12-09 August Klüber Apparatebau und Wasseraufbereitung GmbH, 6905 Schriesheim PROCESS AND SYSTEM FOR WATER DEMANGANIZATION
FR1518716A (en) * 1966-12-21 1968-03-29 Accumulateurs Fixes A method of making an alkaline iron oxysulphate and a method of making high purity, very porous ferric oxide therefrom
DE1642479B1 (en) * 1968-01-08 1972-03-09 Krupp Gmbh METHOD OF REMOVAL OF IRON AND MANGANE WATER
DE2408051A1 (en) * 1974-02-20 1975-08-21 Kronos Titan Gmbh Removing manganese from water - by treatment with oxidising agent and with sodium aluminate
SE440897B (en) * 1983-03-15 1985-08-26 Boliden Ab DISPERSION OF WATER PURIFICATION ENDAMAL CONTAINING IRON (II) + SULPHATE HEATHYDRATE

Also Published As

Publication number Publication date
WO1997034836A1 (en) 1997-09-25
FI102160B1 (en) 1998-10-30
FI961249A0 (en) 1996-03-18
FI102160B (en) 1998-10-30
AU2160997A (en) 1997-10-10

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Legal Events

Date Code Title Description
MM Patent lapsed