FI884264A0 - Foerfarande foer rening av avfallsvatten. - Google Patents

Foerfarande foer rening av avfallsvatten.

Info

Publication number
FI884264A0
FI884264A0 FI884264A FI884264A FI884264A0 FI 884264 A0 FI884264 A0 FI 884264A0 FI 884264 A FI884264 A FI 884264A FI 884264 A FI884264 A FI 884264A FI 884264 A0 FI884264 A0 FI 884264A0
Authority
FI
Finland
Prior art keywords
avfallsvatten
foerfarande foer
foer rening
rening
foerfarande
Prior art date
Application number
FI884264A
Other languages
English (en)
Other versions
FI884264A (fi
Inventor
Aloys Huettermann
Annegret Haars
Oleg Milstein
Helmut Zanker
Original Assignee
Pfleiderer Fa G A
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 Pfleiderer Fa G A filed Critical Pfleiderer Fa G A
Publication of FI884264A0 publication Critical patent/FI884264A0/fi
Publication of FI884264A publication Critical patent/FI884264A/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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5209—Regulation methods for flocculation or precipitation
    • 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
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material

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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
FI884264A 1987-09-18 1988-09-16 Foerfarande foer rening av avfallsvatten. FI884264A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873731513 DE3731513A1 (de) 1987-09-18 1987-09-18 Verfahren zur reinigung von abwaessern

Publications (2)

Publication Number Publication Date
FI884264A0 true FI884264A0 (fi) 1988-09-16
FI884264A FI884264A (fi) 1989-03-19

Family

ID=6336374

Family Applications (1)

Application Number Title Priority Date Filing Date
FI884264A FI884264A (fi) 1987-09-18 1988-09-16 Foerfarande foer rening av avfallsvatten.

Country Status (4)

Country Link
EP (1) EP0307944A1 (fi)
DE (1) DE3731513A1 (fi)
FI (1) FI884264A (fi)
NO (1) NO883641L (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4018287A1 (de) * 1990-06-07 1991-12-12 Sued Chemie Ag Flockungsmittel
DE4218667A1 (de) * 1992-06-05 1993-12-09 Dorr Oliver Deutschland Verfahren zur Fällung von Stärke

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3947354A (en) * 1973-03-16 1976-03-30 The United States Of America As Represented By The Secretary Of Agriculture Removal of heavy metal ions from wastewater
DE2412452C3 (de) * 1974-03-15 1981-01-08 Benckiser-Knapsack Gmbh, 6802 Ladenburg Verfahren zum Entfernen von ölen, Lösungsmitteln und Lackstoffen aus Abwasser
JPS5613099A (en) * 1979-07-10 1981-02-07 Nichireki Chem Ind Co Ltd Treating method of sludge
US4678585A (en) * 1981-12-30 1987-07-07 American Cyanamid Company Process for alumina recovery
US4710298A (en) * 1984-04-24 1987-12-01 Sanyo Chemical Industries, Ltd. Auxiliary for dewatering of sludge
AT381484B (de) * 1985-02-27 1986-10-27 Lukeneder Adolf Verfahren zum ausfaellen von geloesten sulfiden aus sulfidhaltigen abwaessern

Also Published As

Publication number Publication date
NO883641D0 (no) 1988-08-16
EP0307944A1 (de) 1989-03-22
NO883641L (no) 1989-03-20
FI884264A (fi) 1989-03-19
DE3731513C2 (fi) 1990-12-20
DE3731513A1 (de) 1989-03-30

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: G.A. PFLEIDERER UNTERNEHMENSVERWALTUNG G