CA1038511A - Extraction du phosphore en presence dans les eaux-vannes - Google Patents

Extraction du phosphore en presence dans les eaux-vannes

Info

Publication number
CA1038511A
CA1038511A CA209,063A CA209063A CA1038511A CA 1038511 A CA1038511 A CA 1038511A CA 209063 A CA209063 A CA 209063A CA 1038511 A CA1038511 A CA 1038511A
Authority
CA
Canada
Prior art keywords
process according
sewage
copolymer
waste
polyelectrolyte
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA209,063A
Other languages
English (en)
Inventor
Kenneth G. Andrew
John R. Field
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ciba Specialty Chemicals Water Treatments Ltd
Original Assignee
Allied Colloids Ltd
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 Allied Colloids Ltd filed Critical Allied Colloids Ltd
Application granted granted Critical
Publication of CA1038511A publication Critical patent/CA1038511A/fr
Expired legal-status Critical Current

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
    • 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)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Removal Of Specific Substances (AREA)
CA209,063A 1973-09-14 1974-09-12 Extraction du phosphore en presence dans les eaux-vannes Expired CA1038511A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4336173A GB1443192A (en) 1973-09-14 1973-09-14 Removal of phosphate from waste water

Publications (1)

Publication Number Publication Date
CA1038511A true CA1038511A (fr) 1978-09-12

Family

ID=10428438

Family Applications (1)

Application Number Title Priority Date Filing Date
CA209,063A Expired CA1038511A (fr) 1973-09-14 1974-09-12 Extraction du phosphore en presence dans les eaux-vannes

Country Status (7)

Country Link
JP (1) JPS5076849A (fr)
CA (1) CA1038511A (fr)
CH (1) CH594567A5 (fr)
DE (1) DE2443889A1 (fr)
GB (1) GB1443192A (fr)
IT (1) IT1019264B (fr)
SE (1) SE7411592L (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5719713B2 (fr) * 1974-12-23 1982-04-23
DE3825281A1 (de) * 1988-07-26 1990-02-01 Alfred Albert Faellungsmittel, insbesondere zur phosphatelimination in abwaessern
DE3904575A1 (de) * 1989-02-15 1990-08-16 Nalco Chemical Co Verfahren zur eliminierung von phosphaten und organisch gebundenem phosphor aus abwaessern und zulaufwaessern
DE4031069A1 (de) * 1990-10-02 1992-04-09 Alfred Albert Mittel zur nitrifikation und/oder denitrifikation von fluessigkeiten
JP6839979B2 (ja) * 2016-12-30 2021-03-10 Ｍｔアクアポリマー株式会社 高分子凝集剤及びその製造方法、並びに該高分子凝集剤を用いる汚泥の脱水方法、並びに高分子凝集剤の凝集性能の評価方法

Also Published As

Publication number Publication date
GB1443192A (en) 1976-07-21
JPS5076849A (fr) 1975-06-23
IT1019264B (it) 1977-11-10
CH594567A5 (fr) 1978-01-13
SE7411592L (fr) 1975-03-17
DE2443889A1 (de) 1975-04-03

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