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WO1992008675A3 - Procede de detoxification de dechets cyanures - Google Patents

Procede de detoxification de dechets cyanures Download PDF

Info

Publication number
WO1992008675A3
WO1992008675A3 PCT/US1991/008477 US9108477W WO9208675A3 WO 1992008675 A3 WO1992008675 A3 WO 1992008675A3 US 9108477 W US9108477 W US 9108477W WO 9208675 A3 WO9208675 A3 WO 9208675A3
Authority
WO
WIPO (PCT)
Prior art keywords
detoxyfying
cyanide waste
waste
cyanide
sugar
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.)
Ceased
Application number
PCT/US1991/008477
Other languages
English (en)
Other versions
WO1992008675A2 (fr
Inventor
Michael J Greenberg
Roy L Whistler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Northwestern Flavors Inc
Original Assignee
Northwestern Flavors Inc
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 Northwestern Flavors Inc filed Critical Northwestern Flavors Inc
Publication of WO1992008675A2 publication Critical patent/WO1992008675A2/fr
Publication of WO1992008675A3 publication Critical patent/WO1992008675A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • C02F1/70—Treatment of water, waste water, or sewage by reduction
    • 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
    • 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)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

Procédé de détoxification de déchets cyanurés utilisant un sucre réactif ayant une fonctionnalité aldose. On mélange le sucre réactif aux déchets cyanurés afin de produire de l'acide de sucre, un composé non toxique et sans danger pour l'environnement.
PCT/US1991/008477 1991-05-30 1991-11-13 Procede de detoxification de dechets cyanures Ceased WO1992008675A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US708,664 1991-05-30
US07/708,664 US5217623A (en) 1991-05-30 1991-05-30 Method of detoxifying cyanide waste

Publications (2)

Publication Number Publication Date
WO1992008675A2 WO1992008675A2 (fr) 1992-05-29
WO1992008675A3 true WO1992008675A3 (fr) 1992-07-09

Family

ID=24846709

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1991/008477 Ceased WO1992008675A2 (fr) 1991-05-30 1991-11-13 Procede de detoxification de dechets cyanures

Country Status (3)

Country Link
US (1) US5217623A (fr)
AU (1) AU1263492A (fr)
WO (1) WO1992008675A2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5294449A (en) * 1992-04-09 1994-03-15 Wm. Wrigley Jr. Company Composition of anti-cavity chewing gum and method of fighting tooth decay by using erythrose as anticaries agent
US5760199A (en) * 1995-07-13 1998-06-02 Akzo Nobel Nv Polysaccharide acid amide comprising fatty alkyl group in amide

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3730192A (en) * 1971-01-25 1973-05-01 L Gilbert Method for inhibiting staining of electrodeposited coatings formed in a cyanide containing bath
US4071448A (en) * 1972-09-18 1978-01-31 Mitsui Toatsu Chemicals, Incorporated Method for treatment of cyanide-containing waste water

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3534677C1 (de) * 1985-09-28 1987-04-30 Degussa Verfahren zur Reinigung von Industriegasen
SU1468871A1 (ru) * 1986-08-15 1989-03-30 Иркутский политехнический институт Способ биохимической очистки сточных вод от цианидов
US4790940A (en) * 1986-11-26 1988-12-13 Radian Corporation Process for wastewater treatment
US4802995A (en) * 1987-06-05 1989-02-07 Rostoker, Inc. Method for decomposing the cyanide radical in cyanide-bearing wastes or materials
JP2608459B2 (ja) * 1988-05-20 1997-05-07 豊秋 久保田 廃液の処理方法
US4877519A (en) * 1988-06-28 1989-10-31 Cyanide Destruct Systems, Inc. Reactor and heat exchanger system for cyanide waste water treatment
US4812243A (en) * 1988-10-06 1989-03-14 Zimpro/Passavant Inc. Process for treating caustic cyanide metal wastes

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3730192A (en) * 1971-01-25 1973-05-01 L Gilbert Method for inhibiting staining of electrodeposited coatings formed in a cyanide containing bath
US4071448A (en) * 1972-09-18 1978-01-31 Mitsui Toatsu Chemicals, Incorporated Method for treatment of cyanide-containing waste water

Also Published As

Publication number Publication date
AU1263492A (en) 1992-06-11
WO1992008675A2 (fr) 1992-05-29
US5217623A (en) 1993-06-08

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