ZA905224B - Process for reducing the cyanide content of a solution - Google Patents

Process for reducing the cyanide content of a solution

Info

Publication number
ZA905224B
ZA905224B ZA905224A ZA905224A ZA905224B ZA 905224 B ZA905224 B ZA 905224B ZA 905224 A ZA905224 A ZA 905224A ZA 905224 A ZA905224 A ZA 905224A ZA 905224 B ZA905224 B ZA 905224B
Authority
ZA
South Africa
Prior art keywords
reducing
solution
cyanide content
cyanide
content
Prior art date
Application number
ZA905224A
Other languages
English (en)
Inventor
Michael Charles Costello
Charles Costello Michael
Douglas Gordon Rogers
Gordon Rogers Douglas
Philip John Guerney
John Guerney Philip
Original Assignee
Minproc Tech
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 Minproc Tech filed Critical Minproc Tech
Publication of ZA905224B publication Critical patent/ZA905224B/xx

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
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/586—Treatment of water, waste water, or sewage by removing specified dissolved compounds by removing ammoniacal nitrogen
    • 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
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • 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
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/903—Nitrogenous
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/903—Nitrogenous
    • Y10S210/904—-CN containing

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physical Water Treatments (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Removal Of Specific Substances (AREA)
  • Enzymes And Modification Thereof (AREA)
ZA905224A 1989-07-05 1990-07-04 Process for reducing the cyanide content of a solution ZA905224B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPJ509789 1989-07-05

Publications (1)

Publication Number Publication Date
ZA905224B true ZA905224B (en) 1991-04-24

Family

ID=3774037

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA905224A ZA905224B (en) 1989-07-05 1990-07-04 Process for reducing the cyanide content of a solution

Country Status (8)

Country Link
US (1) US5120451A (xx)
EP (1) EP0432250B1 (xx)
CA (1) CA2035880A1 (xx)
DE (1) DE69004544T2 (xx)
ES (1) ES2066210T3 (xx)
NZ (1) NZ234380A (xx)
WO (1) WO1991000248A1 (xx)
ZA (1) ZA905224B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5271849A (en) * 1992-03-20 1993-12-21 Devries Frederick W Process for treating waste containing cyanates
DE10116371A1 (de) 2001-04-03 2002-10-10 A C K Aqua Concept Gmbh Karlsr Verfahren zur Weiterbehandlung von Cyanidentgiftungen
TW200300131A (en) * 2001-11-08 2003-05-16 Nihon Parkerizing Process for treating hydrogen ion-containing waste liquid
CN101274806B (zh) * 2007-03-30 2010-09-29 北京清华紫光英力化工技术有限责任公司 一种含有cn-并含有nh3或nh4+废水的资源化新方法
WO2013140299A2 (en) * 2012-03-20 2013-09-26 Mintails Mining S A (Pty) Limited Treatment of acid mine drainage

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2766100A (en) * 1952-06-06 1956-10-09 Olin Mathieson Method for separating sodium cyanate from sodium cyanate-sodium carbonate mixture
GB895740A (en) * 1957-05-25 1962-05-09 Degussa Process and apparatus for continuously detoxicating waste liquors
US3592586A (en) * 1969-02-17 1971-07-13 Franke Plating Works Method for treating cyanide wastes
BE794877A (fr) * 1972-02-04 1973-05-29 Elkem Spigerverket As Procede et appareil pour l'epuration des eaux usees industrielles
US4070281A (en) * 1974-08-05 1978-01-24 Asahi Kasei Kogyo Kabushiki Kaisha Method for treating waste water
DE2529647C3 (de) * 1975-07-03 1979-12-06 Bayer Ag, 5090 Leverkusen Verfahren zur Reinigung von Abwässern der Hydrazinherstellung
US4029557A (en) * 1975-10-15 1977-06-14 Thiokol Corporation Treatment of water containing cyanide
US4105545A (en) * 1976-09-14 1978-08-08 Treadwell Corp. Process for removing cyanide-containing components from aqueous media
SU650983A1 (ru) * 1977-07-15 1979-03-05 Московский Филиал Ордена Трудового Красного Знамени Институт Нефтехимической И Газовой Промышленности Им. И.М.Губкина Способ получени димеров этилена и пропилена
JPS5549191A (en) * 1978-10-03 1980-04-09 Hitachi Plant Eng & Constr Co Ltd Purifying treatment method of waste water
ZA817073B (en) * 1980-10-30 1982-09-29 Uss Eng & Consult Chlorination of wastewater
US4366064A (en) * 1980-10-30 1982-12-28 United States Steel Corporation Treatment of blast furnace wastewater
JPS5892492A (ja) * 1981-11-27 1983-06-01 Dainichi Nippon Cables Ltd 青化第１銅イオンを含むシアン液の処理方法
JPS5932993A (ja) * 1982-08-19 1984-02-22 Mitsui Toatsu Chem Inc シアンイオン含有物の処理法
US4752400A (en) * 1986-06-25 1988-06-21 Viking Industries Separation of metallic and cyanide ions from electroplating solutions

Also Published As

Publication number Publication date
NZ234380A (en) 1991-05-28
CA2035880A1 (en) 1991-01-06
DE69004544T2 (de) 1994-03-10
EP0432250B1 (en) 1993-11-10
US5120451A (en) 1992-06-09
EP0432250A1 (en) 1991-06-19
DE69004544D1 (de) 1993-12-16
ES2066210T3 (es) 1995-03-01
EP0432250A4 (en) 1991-12-11
WO1991000248A1 (en) 1991-01-10

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