ATE73432T1 - Verfahren fuer die behandlung von kaustischen cyaniden und metalle enthaltenden abfaellen. - Google Patents

Verfahren fuer die behandlung von kaustischen cyaniden und metalle enthaltenden abfaellen.

Info

Publication number
ATE73432T1
ATE73432T1 AT89302480T AT89302480T ATE73432T1 AT E73432 T1 ATE73432 T1 AT E73432T1 AT 89302480 T AT89302480 T AT 89302480T AT 89302480 T AT89302480 T AT 89302480T AT E73432 T1 ATE73432 T1 AT E73432T1
Authority
AT
Austria
Prior art keywords
effluent
reactor
offgases
effluent line
mineral acid
Prior art date
Application number
AT89302480T
Other languages
English (en)
Inventor
Curtis D Cooley
Bruce L Brandenburg
Claude E Ellis
Original Assignee
Zimpro Environmental 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 Zimpro Environmental Inc filed Critical Zimpro Environmental Inc
Application granted granted Critical
Publication of ATE73432T1 publication Critical patent/ATE73432T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/06—Treatment of sludge; Devices therefor by oxidation
    • C02F11/08—Wet air oxidation
    • 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)
  • Removal Of Specific Substances (AREA)
AT89302480T 1988-10-06 1989-03-14 Verfahren fuer die behandlung von kaustischen cyaniden und metalle enthaltenden abfaellen. ATE73432T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/254,070 US4812243A (en) 1988-10-06 1988-10-06 Process for treating caustic cyanide metal wastes
EP89302480A EP0362978B1 (de) 1988-10-06 1989-03-14 Verfahren für die Behandlung von kaustischen Cyaniden und Metalle enthaltenden Abfällen

Publications (1)

Publication Number Publication Date
ATE73432T1 true ATE73432T1 (de) 1992-03-15

Family

ID=22962818

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89302480T ATE73432T1 (de) 1988-10-06 1989-03-14 Verfahren fuer die behandlung von kaustischen cyaniden und metalle enthaltenden abfaellen.

Country Status (7)

Country Link
US (1) US4812243A (de)
EP (1) EP0362978B1 (de)
JP (1) JPH02102788A (de)
KR (1) KR900006243A (de)
AT (1) ATE73432T1 (de)
DE (1) DE68900973D1 (de)
ES (1) ES2030266T3 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5160637A (en) * 1990-10-19 1992-11-03 Alcan International Limited Apparatus and method for hydrolysis of cyanide-containing liquids
US5217623A (en) * 1991-05-30 1993-06-08 Northwestern Flavors, Inc. Method of detoxifying cyanide waste
US5100560A (en) * 1991-05-31 1992-03-31 Abb Lummus Crest Inc. Apparatus and method for supercritical water oxidation
US5183577A (en) * 1992-01-06 1993-02-02 Zimpro Passavant Environmental Systems, Inc. Process for treatment of wastewater containing inorganic ammonium salts
US5262060A (en) * 1992-03-04 1993-11-16 Zimpro Passavant Environmental Systems, Inc. Wet oxidation of ammonium salt containing liquors
EP0568736A1 (de) * 1992-05-06 1993-11-10 WASTE TREATMENT PATENTS & RESEARCH N.V. Verfahren für die gemeinsame Verarbeitung von organischen Abfällen und verbrauchtem Salpetersäure enthaltendem Waschwasser
US5250193A (en) * 1992-07-28 1993-10-05 Air Products And Chemicals, Inc. Wet oxidation of aqueous streams
US5324439A (en) * 1993-03-19 1994-06-28 Industrial Technology Research Institute Process for the recovery of metal from cyanide-containing liquid wastes
US5354482A (en) * 1993-05-07 1994-10-11 Merichem Company Process and apparatus for oxidizing industrial spent caustic and effecting gas-liquid mass transfer and separation
US6444130B1 (en) 2000-10-30 2002-09-03 Fmc Properties,Llc. Process for rendering waste from electric furnace production of phosphorus non-hazardous
US7850822B2 (en) * 2003-10-29 2010-12-14 Siemens Water Technologies Holding Corp. System and method of wet oxidation of a viscose process stream
US20050171390A1 (en) * 2003-12-17 2005-08-04 Usfilter Corporation Wet oxidation process and system
DE102006062387A1 (de) * 2006-12-19 2008-06-26 Wieland Dental + Technik Gmbh & Co. Kg Verfahren und Vorrichtung zur Behandlung von cyanid- und/oder komplexbildnerhaltigen Lösungen
US20090172290A1 (en) * 2007-12-31 2009-07-02 Wang Jason H Replacing stored content to make room for additional content
US9090487B2 (en) 2012-10-26 2015-07-28 Siemens Energy, Inc. Water treatment apparatus incorporating wet air regeneration and powdered activated carbon treatment

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3917460A (en) * 1970-08-31 1975-11-04 Ass Pulp & Paper Mills Wet combustion of waste liquors
US3849536A (en) * 1970-08-31 1974-11-19 Ass Pulp & Paper Mills Wet combustion of waste liquors
US4174280A (en) * 1974-07-17 1979-11-13 Sterling Drug Inc. Oxidation process
US4070281A (en) * 1974-08-05 1978-01-24 Asahi Kasei Kogyo Kabushiki Kaisha Method for treating waste water
US4059514A (en) * 1975-01-24 1977-11-22 Elkem-Spigerverket A/S Method for purification of industrial waste water
GB1518038A (en) * 1975-12-19 1978-07-19 Sterling Drug Inc Process for removing calcium oxalate scale
JPS607557B2 (ja) * 1980-05-22 1985-02-25 三菱電線工業株式会社 ニッケルシアン化合物含有液の処理方法
US4350599A (en) * 1980-12-29 1982-09-21 Sterling Drug Inc. Process for treatment of caustic waste liquors
DE3316265A1 (de) * 1982-07-31 1984-02-02 Bayer Ag, 5090 Leverkusen Verfahren zur reinigung von abwaessern
SE451915B (sv) * 1984-03-09 1987-11-02 Studsvik Energiteknik Ab Forfarande for dekontaminering av tryckvattenreaktorer
US4692252A (en) * 1986-03-24 1987-09-08 Vertech Treatment Systems, Inc. Method of removing scale from wet oxidation treatment apparatus
US4713177A (en) * 1986-12-19 1987-12-15 Vertech Treatment Systems, Inc. Process for mitigating scale formation in tube reaction apparatus

Also Published As

Publication number Publication date
EP0362978B1 (de) 1992-03-11
EP0362978A1 (de) 1990-04-11
JPH02102788A (ja) 1990-04-16
US4812243A (en) 1989-03-14
KR900006243A (ko) 1990-05-07
DE68900973D1 (de) 1992-04-16
ES2030266T3 (es) 1992-10-16

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee