NO820082L - Vandig dispersjon for vannrensing og fremgangsmaate ved fremstilling derav - Google Patents

Vandig dispersjon for vannrensing og fremgangsmaate ved fremstilling derav

Info

Publication number
NO820082L
NO820082L NO820082A NO820082A NO820082L NO 820082 L NO820082 L NO 820082L NO 820082 A NO820082 A NO 820082A NO 820082 A NO820082 A NO 820082A NO 820082 L NO820082 L NO 820082L
Authority
NO
Norway
Prior art keywords
iron
dispersant
sulfate
mixture
dispersion according
Prior art date
Application number
NO820082A
Other languages
English (en)
Norwegian (no)
Inventor
Gertrud Margareta Lindahl
Original Assignee
Boliden Ab
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 Boliden Ab filed Critical Boliden Ab
Publication of NO820082L publication Critical patent/NO820082L/no

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
    • C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical 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
    • C02F1/52—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
    • C02F1/5227—Processes for facilitating the dissolution of solid flocculants in water
    • 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
    • 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)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Colloid Chemistry (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Water Treatment By Sorption (AREA)
NO820082A 1981-01-13 1982-01-12 Vandig dispersjon for vannrensing og fremgangsmaate ved fremstilling derav NO820082L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8100161A SE8100161L (sv) 1981-01-13 1981-01-13 Pumpbar vattenreningskomposition innehallande jern(ii)sulfat och forfarande for dess framstellning

Publications (1)

Publication Number Publication Date
NO820082L true NO820082L (no) 1982-07-14

Family

ID=20342863

Family Applications (1)

Application Number Title Priority Date Filing Date
NO820082A NO820082L (no) 1981-01-13 1982-01-12 Vandig dispersjon for vannrensing og fremgangsmaate ved fremstilling derav

Country Status (6)

Country Link
US (1) US4402851A (fr)
EP (1) EP0056793A1 (fr)
DK (1) DK11482A (fr)
FI (1) FI820078L (fr)
NO (1) NO820082L (fr)
SE (1) SE8100161L (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR79057B (fr) * 1982-09-24 1984-10-02 Blue Circle Ind Plc
SE440897B (sv) * 1983-03-15 1985-08-26 Boliden Ab Dispersion for vattenreningsendamal innehallande jern(ii)+sulfatheptahydratt
GB8409410D0 (en) * 1984-04-11 1984-05-23 Hydro Int Ltd Water treatment
DE3532031A1 (de) * 1985-09-09 1987-03-12 Eppler Dieter Verfahren zum reduzieren der carbonathaerte von wasser
SE455943B (sv) * 1986-05-27 1988-08-22 Boliden Ab Flerkernigt basiskt me?723?72+-hydroxisulfatkomplex i fast form samt forfarande for dess framstellning
JPS6377122A (ja) * 1986-09-19 1988-04-07 Matsushita Electric Ind Co Ltd 半導体装置の製造方法
US5171453A (en) * 1986-09-19 1992-12-15 Rhone-Poulenc Chimie Water clarification/purification
US5308502A (en) * 1992-12-17 1994-05-03 Tandy Coporation Method for waste treatment of organic strippers containing metals
US5330658A (en) * 1993-03-17 1994-07-19 Westinghouse Electric Corporation Solution decontamination method using precipitation and flocculation techniques
US5916447A (en) * 1996-10-15 1999-06-29 Eka Chemicals Ab Method for water treatment
US6800129B2 (en) 2003-01-30 2004-10-05 W. R. Grace & Co.-Conn. High solids pumpable cement additives
CN110540277A (zh) * 2019-02-27 2019-12-06 湖北文理学院 一种生活废水处理剂的制备方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1440253A (en) * 1920-05-15 1922-12-26 John T Travers Method of treating polluted liquid
US2362409A (en) * 1939-02-23 1944-11-07 Unifloc Reagents Ltd Reagent for softening water and the flocculation of suspended solids therein
US2771342A (en) * 1953-12-02 1956-11-20 American Cyanamid Co Production of non-caking copperas
US3082173A (en) * 1958-08-04 1963-03-19 Howard J Horvitz Coagulating aid and method of treating water therewith
US3097163A (en) * 1958-08-25 1963-07-09 Riddick Thomas Moore Treatment of water in municipal and industrial water systems
US3183186A (en) * 1962-04-11 1965-05-11 Thomas H Oster Sludge conditioning
DE1285416B (de) 1963-07-20 1968-12-12 Abend Verfahren zum Abtrennen schwer filtrierbarer Metallhydroxyde oder Metallsulfate aus entgifteten Abwaessern
DE1642850A1 (de) 1967-05-16 1971-03-11 Metallgesellschaft Ag Verfahren zur Entwaesserung von organischen Schlaemmen durch Zentrifugation
US3607742A (en) * 1969-06-30 1971-09-21 William C Steigerwald Jr Method and composition for phosphate removal
DE2021826A1 (de) 1970-05-05 1971-11-25 Bamag Verfahrenstechnik Gmbh Verfahren zur Aufbereitung von Latexabwasser
SE354054B (fr) 1970-05-13 1973-02-26 Natur Och Miljoevardsteknik Nm
US4209396A (en) * 1974-01-02 1980-06-24 Filters International Inc. Methods for use in water purification particularly sewage treatment
CH613917A5 (en) 1975-06-10 1979-10-31 Schweizerische Sodafabrik Process for purifying waste water or for treating water
GB1486495A (en) * 1975-09-18 1977-09-21 Anglian Water Authority Process and apparatus for forming silicate products
FR2363354A1 (fr) 1976-09-03 1978-03-31 Elf Aquitaine Traitement des boues residuelles de forages du sol
US4180459A (en) * 1977-12-16 1979-12-25 Industrial Filter & Pump Mfg. Co. Process of making agricultural product from organic sewage sludge
IT1099079B (it) * 1978-09-14 1985-09-18 Euteco Spa Trattamento degli affluenti degli impianti adibiti alla produzione di titanio biossido con il procedimento al solfato

Also Published As

Publication number Publication date
FI820078A7 (fi) 1982-07-14
SE8100161L (sv) 1982-07-14
DK11482A (da) 1982-07-14
FI820078L (fi) 1982-07-14
EP0056793A1 (fr) 1982-07-28
US4402851A (en) 1983-09-06

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