BE821310A - Procede pour neutraliser la toxicite des cyanures et des nitriles a l'aide de composes peroxygenes - Google Patents

Procede pour neutraliser la toxicite des cyanures et des nitriles a l'aide de composes peroxygenes

Info

Publication number
BE821310A
BE821310A BE6044789A BE6044789A BE821310A BE 821310 A BE821310 A BE 821310A BE 6044789 A BE6044789 A BE 6044789A BE 6044789 A BE6044789 A BE 6044789A BE 821310 A BE821310 A BE 821310A
Authority
BE
Belgium
Prior art keywords
nitrils
cyanides
neutralizing
toxicity
peroxygen compounds
Prior art date
Application number
BE6044789A
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 BE821310A publication Critical patent/BE821310A/fr

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
    • C02F1/72—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
    • C02F1/766—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine
    • 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

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)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Catalysts (AREA)
  • Removal Of Specific Substances (AREA)
BE6044789A 1973-10-22 1974-10-21 Procede pour neutraliser la toxicite des cyanures et des nitriles a l'aide de composes peroxygenes BE821310A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2352856A DE2352856C3 (de) 1973-10-22 1973-10-22 Verfahren zum Entgiften von Abwässern in denen Cyanide und/oder Cyanhydrine und/oder Nitrile enthalten sind

Publications (1)

Publication Number Publication Date
BE821310A true BE821310A (fr) 1975-04-21

Family

ID=5896070

Family Applications (1)

Application Number Title Priority Date Filing Date
BE6044789A BE821310A (fr) 1973-10-22 1974-10-21 Procede pour neutraliser la toxicite des cyanures et des nitriles a l'aide de composes peroxygenes

Country Status (7)

Country Link
US (1) US3970554A (fr)
AT (1) AT331735B (fr)
BE (1) BE821310A (fr)
CA (1) CA1037166A (fr)
DE (1) DE2352856C3 (fr)
DK (1) DK145178C (fr)
NL (1) NL188465C (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2321455A1 (fr) * 1975-08-22 1977-03-18 Ugine Kuhlmann Nouveau procede d'epuration oxydante des eaux
US4243525A (en) * 1979-03-29 1981-01-06 Fmc Corporation Method for reducing the formation of trihalomethanes in drinking water
DE2916148A1 (de) * 1979-04-20 1980-10-30 Peroxid Chemie Gmbh Verfahren zur oxidativen entgiftung von cyanidhaltigen abwaessern
DE2917714C2 (de) * 1979-05-02 1983-12-22 Degussa Ag, 6000 Frankfurt Verfahren zur Messung mit Redox- oder ionensensitiven Elektroden
EP0054371B1 (fr) * 1980-12-12 1985-03-27 Interox Chemicals Limited Procédé de détoxication
DE3125452C2 (de) * 1981-06-29 1985-09-12 Degussa Ag, 6000 Frankfurt Verfahren zum Entgiften und zum Absenken des CSB und des BSB in kontinuierlichen Abwasserströmen mit wechselnden Gehalten verschiedener oxidierbarer Inhaltsstoffe mit Wasserstoffperoxid
ES528559A0 (es) * 1983-12-30 1985-05-16 Llatas Escrig Ignacio Procedimiento para la depuracion de aguas residuales
US4784765A (en) * 1986-05-02 1988-11-15 Merrill Cohen Aquarium oxygenator
US4743381A (en) * 1987-07-01 1988-05-10 Fmc Corporation Process for oxidizing a cyanide compound
DE3742063A1 (de) * 1987-12-11 1989-06-22 Varta Batterie Verfahren zur entgiftung von abwaessern, die elementares quecksilber enthalten
US4822496A (en) * 1988-08-18 1989-04-18 Degussa Aktiengesellschaft Process for the treatment of effluent containing cyanide and toxic metals, using hydrogen peroxide and trimercaptotriazine
DE4110056A1 (de) * 1991-03-27 1992-10-01 Degussa Verfahren zum entgiften von cyanhydrine und/oder nitrile enthaltenden waessrigen loesungen
DE4110055A1 (de) * 1991-03-27 1992-10-01 Degussa Verfahren zum entgiften cyanidischer waessriger loesungen
US5144093A (en) * 1991-04-29 1992-09-01 Olin Corporation Process for purifying and end-capping polyols made using double metal cyanide catalysts
US5324438A (en) * 1992-11-30 1994-06-28 Cryptonics Corporation Methods of catalytic photooxidation
EP0627269A1 (fr) * 1993-06-01 1994-12-07 ECO-TECH UMWELTTECHNOLOGIE GmbH Procédé de traitement de sols ou de loues contaminés, ou analogues
US5476596A (en) * 1994-06-17 1995-12-19 Uop Oxidation and hydrolysis of cyanides using metal chelates on supports of metal oxide solid solutions
WO2019116080A1 (fr) 2017-12-14 2019-06-20 Arcelormittal Procédé pour le traitement d'eaux usées
EP4341217A1 (fr) * 2021-05-19 2024-03-27 Haley & Aldrich, Inc. Systèmes et procédés de dégradation de substances perfluoroalkylées et polyfluoroalkylées

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2105835A (en) * 1932-12-13 1938-01-18 Katadyn Inc Sterilizing liquid
FR1560450A (fr) * 1968-01-16 1969-03-21
US3617567A (en) * 1969-05-15 1971-11-02 Du Pont Destruction of cyanide in aqueous solutions
US3617582A (en) * 1970-03-02 1971-11-02 Du Pont Process for detoxifying cyanide waste waters
US3702298A (en) * 1970-09-10 1972-11-07 Eco Sciences Inc Method of disinfecting with divalent and trivalent metal germicide
FR2126567A5 (fr) * 1971-02-11 1972-10-06 Ugilor
US3772194A (en) * 1972-06-21 1973-11-13 Eastman Kodak Co Silver catalyzed oxidation of complex metal cyanides

Also Published As

Publication number Publication date
CA1037166A (fr) 1978-08-22
AT331735B (de) 1976-08-25
US3970554A (en) 1976-07-20
NL188465C (nl) 1992-07-01
ATA848974A (de) 1975-11-15
DK145178C (da) 1983-02-28
DK145178B (da) 1982-09-27
DE2352856A1 (de) 1975-04-30
NL188465B (nl) 1992-02-03
DE2352856C3 (de) 1978-09-28
NL7412248A (nl) 1975-04-24
DK546874A (fr) 1975-06-16
DE2352856B2 (de) 1976-10-07

Similar Documents

Publication Publication Date Title
BE821310A (fr) Procede pour neutraliser la toxicite des cyanures et des nitriles a l'aide de composes peroxygenes
RO72141A (fr) Procede et reacteur pour la synthese de l'ammoniac
RO76393A (fr) Procede pour la preparation des n-(2'-pyrolidilmethyle)-2-methoxy-4-amino-5-alkylsulfonylebenzamides
FR2498182B1 (fr) Procede de production d'amides n-substitues
RO79840A (fr) Procede pour la preparation de grenailles stabilisees a teneur d'ammonium
BE827439A (fr) Procede pour l'obtention catalytique de pyridines a partir d'alcynes et de nitriles
BE843346A (fr) Procede de production de cyanures d'acyles
FR2346323A1 (fr) Procede de production de cyanures d'acyle utilises comme matieres premieres pour la synthese d'herbicides
BE829029A (fr) Procede pour l'epuration des eaux residuaires a l'aide de charbon active
FR2277780A1 (fr) Procede biologique d'elimination de l'azote ammoniacal des eaux residuaires
BE802606A (fr) Procede d'epuration des eaux residuaires sulfurees
BE812079A (fr) Procede de preparation de l'hexamethylene diamine
BE813251A (fr) Procede pour prolonger l'effet de composes pharmaceutiques
FR2325439A1 (fr) Procede et installation pour traiter des surfaces a l'aide de liquides
RO66060A (fr) Procede pour la preparation des composes d'acide 7-beta-amino-7-alpha-methoxycephalosporanique
BE877195A (fr) Procede pour l'elimination selective des impuretes
FR2347315A1 (fr) Procede pour eliminer les composes azotes d'eaux residuaires de la production de l'acrylonitrile
FR2296612A1 (fr) Procede d'hydrolyse d'un compose choisi parmi les nitriles, les imides, les amides et leurs melanges
BE820662A (fr) Procede photochimique pour la preparation de composes d'addition des hydrocarbures
BE810675A (fr) Procede d'elaboration des aciers au chrome
BE820905A (fr) Procede d'hydrolyse de nitriles
RO83714A (fr) 0412 p105905811130 6 procede pour la preparation des n-(halogenmethyle)-acylamides
BE820695A (fr) Procede et station d'epuration pour eaux residuaires a l'aide de boue activee
FR2467842B1 (fr) Procede pour la production d'iminodiacetonitrile
BE818031A (fr) Procede de trempe superficielle d'aciers a l'aide d'impulsions de courtes durees

Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: DEUTSCHE GOLD-UND SILBER-SCHEIDEANSTALT VORMALS R

Effective date: 19941021