ES8503313A1 - Un procedimiento para destruir cianuro en una solucion acuosa de un complejo de cianuro de hierro - Google Patents
Un procedimiento para destruir cianuro en una solucion acuosa de un complejo de cianuro de hierroInfo
- Publication number
- ES8503313A1 ES8503313A1 ES525784A ES525784A ES8503313A1 ES 8503313 A1 ES8503313 A1 ES 8503313A1 ES 525784 A ES525784 A ES 525784A ES 525784 A ES525784 A ES 525784A ES 8503313 A1 ES8503313 A1 ES 8503313A1
- Authority
- ES
- Spain
- Prior art keywords
- destruction
- solution
- iron cyanide
- cyanide complexes
- iron
- 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
Links
- 230000006378 damage Effects 0.000 title abstract 2
- NAVJNPDLSKEXSP-UHFFFAOYSA-N Fe(CN)2 Chemical class N#C[Fe]C#N NAVJNPDLSKEXSP-UHFFFAOYSA-N 0.000 title 1
- 239000000243 solution Substances 0.000 abstract 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 2
- 230000005855 radiation Effects 0.000 abstract 2
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- PANJMBIFGCKWBY-UHFFFAOYSA-N iron tricyanide Chemical compound N#C[Fe](C#N)C#N PANJMBIFGCKWBY-UHFFFAOYSA-N 0.000 abstract 1
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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- 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
-
- 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)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Physical Water Treatments (AREA)
Abstract
PROCEDIMIENTO PARA DESTRUIR CIANURO EN UNA SOLUCION ACUOSA DE UN COMPLEJO DE CIANURO DE HIERRO.COMPRENDE LAS SIGUIENTES OPERACIONES: PRIMERA, SE AJUSTA EL PH DE LA SOLUCION ACUOSA A UN VALOR POR ENCIMA DE 11; SEGUNDA, SE IRRADIA LA SOLUCION, EN AUSENCIA DE PEROXIDO DE HIDROGENO, CON RADIACION ACTINICA DE 200 A 335 NANOMETROS; TERCERA, SE AN/ADE A LA SOLUCION FORMADA AL MENOS 1,1 GRAMOS DE PEROXIDO DE HIDROGENO POR GRAMO DE COMPLEJO DE CIANURO DE HIERRO; CUARTA, SE REDUCE EL PH DE LA SOLUCION A UN VALOR COMPRENDIDO ENTRE 8 Y 11; Y POR ULTIMO, SE DEJA REACCIONAR LA SOLUCION FORMADA, HASTA QUE SE DESTRUYA LA TOTALIDAD DEL ION CIANURO LIBRE.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/421,601 US4446029A (en) | 1982-09-22 | 1982-09-22 | Destruction of iron cyanide complexes |
Publications (2)
Publication Number | Publication Date |
---|---|
ES525784A0 ES525784A0 (es) | 1985-02-16 |
ES8503313A1 true ES8503313A1 (es) | 1985-02-16 |
Family
ID=23671240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES525784A Expired ES8503313A1 (es) | 1982-09-22 | 1983-09-21 | Un procedimiento para destruir cianuro en una solucion acuosa de un complejo de cianuro de hierro |
Country Status (3)
Country | Link |
---|---|
US (1) | US4446029A (es) |
JP (1) | JPS6040917B2 (es) |
ES (1) | ES8503313A1 (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3440086A1 (de) * | 1984-11-02 | 1986-05-15 | Hoechst Ag, 6230 Frankfurt | Verfahren zur rueckgewinnung von edelmetallen aus ihren cyanidkomplexen |
US4804631A (en) * | 1986-05-02 | 1989-02-14 | The Metropolitan Sanitary District Of Greater Chicago | Method and apparatus for measuring cyanide |
US5043080A (en) * | 1990-02-26 | 1991-08-27 | Solarchem Enterprises Inc. | Treating contaminated effluents and groundwaters |
US5120453A (en) * | 1990-12-24 | 1992-06-09 | Uop | Oxidative removal of cyanide from aqueous streams |
US5178772A (en) * | 1991-11-15 | 1993-01-12 | Chemical Waste Management, Inc. | Process for destruction of metal complexes by ultraviolet irradiation |
DE4138421C2 (de) * | 1991-11-22 | 1993-12-02 | Degussa | Verfahren zum Abbau von Schadstoffen in Wasser mittels Wasserstoffperoxid unter UV-Bestrahlung |
US7144514B2 (en) * | 2002-09-09 | 2006-12-05 | Texaco, Inc. | Cyanide and formate destruction with ultra violet light |
US20110189049A1 (en) * | 2008-05-09 | 2011-08-04 | Martin Beaulieu | Method for treating odors |
RU2659056C1 (ru) * | 2017-02-13 | 2018-06-27 | Федеральное государственное бюджетное учреждение науки Байкальский институт природопользования Сибирского отделения Российской академии наук (БИП СО РАН) | Способ очистки сточных вод от устойчивых цианистых соединений |
EP3604234A1 (en) * | 2018-08-02 | 2020-02-05 | Solvay Sa | Removal of stable metal-cyanide complexes and metallic ions from water effluent |
WO2019207075A1 (en) * | 2018-04-25 | 2019-10-31 | Solvay Sa | Removal of stable metal-cyanide complexes and metallic ions from water stream |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3147213A (en) * | 1961-07-11 | 1964-09-01 | Western Electric Co | Radiation decomposition of waste cyanide solutions |
US3617567A (en) * | 1969-05-15 | 1971-11-02 | Du Pont | Destruction of cyanide in aqueous solutions |
US3649493A (en) * | 1969-07-10 | 1972-03-14 | Midwest Research Inst | Process of purifying water with active halogen compound and actini radiations |
US3617582A (en) * | 1970-03-02 | 1971-11-02 | Du Pont | Process for detoxifying cyanide waste waters |
US3837800A (en) * | 1971-05-06 | 1974-09-24 | Meltzer H | Method and apparatus for purifying fluids |
JPS516462B2 (es) * | 1972-01-10 | 1976-02-27 | ||
US3920547A (en) * | 1974-05-06 | 1975-11-18 | Houston Research Inc | Method of destroying cyanides |
US3926803A (en) * | 1975-01-06 | 1975-12-16 | Dow Chemical Co | Cyanide enhancement of the photooxidation of acetic acid |
US4012321A (en) * | 1975-03-25 | 1977-03-15 | The United States Of America As Represented By The Secretary Of The Navy | Oxidation of refractory organics in aqueous waste streams by hydrogen peroxide and ultraviolet light |
US4045316A (en) * | 1975-05-27 | 1977-08-30 | Shintech Incorporated | Photochemical process for decontaminating gaseous or vaporous streams |
FR2321455A1 (fr) * | 1975-08-22 | 1977-03-18 | Ugine Kuhlmann | Nouveau procede d'epuration oxydante des eaux |
JPS5415354A (en) * | 1977-07-07 | 1979-02-05 | Nippon Sangyo Gijutsu Kk | Method of and device for purifying waste water containing cyanogen |
-
1982
- 1982-09-22 US US06/421,601 patent/US4446029A/en not_active Expired - Fee Related
-
1983
- 1983-08-30 JP JP58157306A patent/JPS6040917B2/ja not_active Expired
- 1983-09-21 ES ES525784A patent/ES8503313A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES525784A0 (es) | 1985-02-16 |
JPS5959290A (ja) | 1984-04-05 |
JPS6040917B2 (ja) | 1985-09-13 |
US4446029A (en) | 1984-05-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19960603 |