BE822255A - Procede pour precipiter des complexes d'ions metalliques lourds de polycarboxylates - Google Patents

Procede pour precipiter des complexes d'ions metalliques lourds de polycarboxylates

Info

Publication number
BE822255A
BE822255A BE6044816A BE6044816A BE822255A BE 822255 A BE822255 A BE 822255A BE 6044816 A BE6044816 A BE 6044816A BE 6044816 A BE6044816 A BE 6044816A BE 822255 A BE822255 A BE 822255A
Authority
BE
Belgium
Prior art keywords
precipitting
polycarboxylates
metal ion
heavy metal
ion complexes
Prior art date
Application number
BE6044816A
Other languages
English (en)
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 filed Critical
Publication of BE822255A publication Critical patent/BE822255A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • 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
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • 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
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/303—Complexing agents

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)
  • Removal Of Specific Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BE6044816A 1973-11-15 1974-11-14 Procede pour precipiter des complexes d'ions metalliques lourds de polycarboxylates BE822255A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2356963A DE2356963C3 (de) 1973-11-15 1973-11-15 Verfahren zum Ausfeilen der Schwermetallionen-Komplexe von PoIycarboxylaten

Publications (1)

Publication Number Publication Date
BE822255A true BE822255A (fr) 1975-05-14

Family

ID=5898136

Family Applications (1)

Application Number Title Priority Date Filing Date
BE6044816A BE822255A (fr) 1973-11-15 1974-11-14 Procede pour precipiter des complexes d'ions metalliques lourds de polycarboxylates

Country Status (9)

Country Link
US (1) US3956121A (fr)
JP (1) JPS5214232B2 (fr)
BE (1) BE822255A (fr)
DE (1) DE2356963C3 (fr)
FR (1) FR2251528B1 (fr)
GB (1) GB1483210A (fr)
IT (1) IT1026034B (fr)
NL (1) NL168797C (fr)
SE (1) SE407400B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1074373B (it) * 1976-01-16 1985-04-20 Solvay Processo per la rigenerazione di carta vecchia
US4009103A (en) * 1976-07-12 1977-02-22 Tee-Pak, Inc. Method for improving the filterability of aluminum salts precipitated from aqueous solutions
US4260491A (en) * 1978-11-15 1981-04-07 Amchem Products, Inc. Chrome removal waste treatment process
US5500133A (en) * 1995-02-17 1996-03-19 Betz Laboratories, Inc. Polymeric dithiocarbamate acid salt compositions and method of use
US5523002A (en) * 1995-02-17 1996-06-04 Betz Laboratories, Inc. Polymeric dithiocarbamic acid salt compositions and methods of use
US5766506A (en) * 1996-09-12 1998-06-16 The Dow Chemical Company Hard water compatible phosphate-containing heat transfer fluids
DE19958271C1 (de) * 1999-12-03 2001-08-30 Klaus Kretschmer Zusammensetzung und Verfahren zur Aufbereitung von verunreinigten Wässern und Gewässersedimenten
CN114031239B (zh) * 2022-01-10 2022-04-08 中南大学 一种等离子体熔融烟灰洗脱废水中多金属的分离方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3033214A (en) * 1955-01-20 1962-05-08 Dow Chemical Co Recovery and reuse of complexing agents from spent solutions
US3409415A (en) * 1967-05-31 1968-11-05 Atomic Energy Commission Usa Method of extracting soluble metal complexes using amine solvents
DE1904941A1 (de) * 1969-02-01 1970-08-06 Degussa Polyoxycarbonsaeuren
US3682701A (en) * 1970-02-12 1972-08-08 Lancy Lab Integrated waste water treatment for reusage after cyanide type plating

Also Published As

Publication number Publication date
DE2356963A1 (de) 1975-06-12
NL168797C (nl) 1982-05-17
IT1026034B (it) 1978-09-20
FR2251528B1 (fr) 1976-10-22
US3956121A (en) 1976-05-11
SE7414347L (fr) 1975-05-16
DE2356963B2 (de) 1978-08-10
JPS5080266A (fr) 1975-06-30
NL168797B (nl) 1981-12-16
FR2251528A1 (fr) 1975-06-13
SE407400B (sv) 1979-03-26
GB1483210A (en) 1977-08-17
DE2356963C3 (de) 1979-04-05
NL7413015A (nl) 1975-05-20
JPS5214232B2 (fr) 1977-04-20

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