AT304388B - Verfahren zum Entgiften von cyanidhältigen Abwässern - Google Patents

Verfahren zum Entgiften von cyanidhältigen Abwässern

Info

Publication number
AT304388B
AT304388B AT176871A AT176871A AT304388B AT 304388 B AT304388 B AT 304388B AT 176871 A AT176871 A AT 176871A AT 176871 A AT176871 A AT 176871A AT 304388 B AT304388 B AT 304388B
Authority
AT
Austria
Prior art keywords
detoxification
cyanide
waste water
containing waste
water
Prior art date
Application number
AT176871A
Other languages
English (en)
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of AT304388B publication Critical patent/AT304388B/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/16—Regeneration of process solutions
    • C25D21/20—Regeneration of process solutions of rinse-solutions
    • 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/722—Oxidation by peroxides
    • 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
    • C02F2101/16—Nitrogen compounds, e.g. ammonia
    • C02F2101/18—Cyanides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Removal Of Specific Substances (AREA)
  • Processing Of Solid Wastes (AREA)
AT176871A 1970-03-02 1971-03-02 Verfahren zum Entgiften von cyanidhältigen Abwässern AT304388B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1587070A 1970-03-02 1970-03-02

Publications (1)

Publication Number Publication Date
AT304388B true AT304388B (de) 1973-01-10

Family

ID=21774098

Family Applications (1)

Application Number Title Priority Date Filing Date
AT176871A AT304388B (de) 1970-03-02 1971-03-02 Verfahren zum Entgiften von cyanidhältigen Abwässern

Country Status (10)

Country Link
US (1) US3617582A (de)
AT (1) AT304388B (de)
BE (1) BE763590A (de)
CH (1) CH562760A5 (de)
DE (1) DE2109939A1 (de)
ES (1) ES388674A1 (de)
FR (1) FR2084046A5 (de)
GB (1) GB1351016A (de)
NL (1) NL7102755A (de)
SE (1) SE359802B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3855124A (en) * 1971-11-22 1974-12-17 Gen Electric Process and apparatus for the purification of an aqueous waste stream from a silicone-polymer producing plant
DE2352856C3 (de) * 1973-10-22 1978-09-28 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zum Entgiften von Abwässern in denen Cyanide und/oder Cyanhydrine und/oder Nitrile enthalten sind
FR2286111A2 (fr) * 1974-09-26 1976-04-23 Degussa Procede d'epuration d'eaux residuaires contenant du formaldehyde
DE2657192B1 (de) * 1976-12-17 1978-06-08 Degussa Verfahren zur Reinigung phenol- und phenol-/formaldehydhaltiger Abwaesser
US4210530A (en) * 1979-02-22 1980-07-01 Purdue Research Foundation Treatment of metal plating wastes with an unexpanded vermiculite cation exchange column
EP0054371B1 (de) * 1980-12-12 1985-03-27 Interox Chemicals Limited Verfahren zum Entgiften
US4446029A (en) * 1982-09-22 1984-05-01 Fmc Corporation Destruction of iron cyanide complexes
DE4110055A1 (de) * 1991-03-27 1992-10-01 Degussa Verfahren zum entgiften cyanidischer waessriger loesungen
DE4344598A1 (de) * 1993-12-24 1995-06-29 Degussa Verfahren zur Steuerung der Entgiftung cyanidischer Abwässer
US5595713A (en) * 1994-09-08 1997-01-21 The Babcock & Wilcox Company Hydrogen peroxide for flue gas desulfurization
US5762808A (en) * 1995-05-09 1998-06-09 Research Corporation Technologies, Inc. Destruction of electron affinic contaminants during water treatment using free radical processes
MXPA03009217A (es) * 2001-04-09 2005-03-07 Ak Properties Inc Aparato y metodo para remover peroxido de hidrogeno del licor de bano quimico para limpiar metales gastado.
JP4656379B2 (ja) * 2004-07-14 2011-03-23 栗田工業株式会社 鉄シアン化合物含有廃水の処理方法
RU2611237C1 (ru) * 2015-09-09 2017-02-21 Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" Способ очистки цианистых растворов от комплексов цветных металлов перед процессом сорбции

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3395946A (en) * 1965-10-23 1968-08-06 Caterpillar Tractor Co Hydraulic brake circuit for dual vehicles
FR1560450A (de) * 1968-01-16 1969-03-21
FR1564915A (de) * 1968-03-14 1969-04-25

Also Published As

Publication number Publication date
BE763590A (fr) 1971-09-01
FR2084046A5 (de) 1971-12-17
CH562760A5 (de) 1975-06-13
NL7102755A (de) 1971-09-06
DE2109939A1 (de) 1971-09-16
GB1351016A (en) 1974-04-24
ES388674A1 (es) 1974-05-01
SE359802B (de) 1973-09-10
US3617582A (en) 1971-11-02

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee