DE3681003D1 - Verfahren fuer die beseitigung des eisen-zyanid-komplexes. - Google Patents

Verfahren fuer die beseitigung des eisen-zyanid-komplexes.

Info

Publication number
DE3681003D1
DE3681003D1 DE8686202006T DE3681003T DE3681003D1 DE 3681003 D1 DE3681003 D1 DE 3681003D1 DE 8686202006 T DE8686202006 T DE 8686202006T DE 3681003 T DE3681003 T DE 3681003T DE 3681003 D1 DE3681003 D1 DE 3681003D1
Authority
DE
Germany
Prior art keywords
iron
removal
cyanide complex
cyanide
complex
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 - Fee Related
Application number
DE8686202006T
Other languages
English (en)
Inventor
Daniel Clark Baker
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Application granted granted Critical
Publication of DE3681003D1 publication Critical patent/DE3681003D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C02F1/025—Thermal hydrolysis
    • 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

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • 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)
  • Compounds Of Iron (AREA)
  • Removal Of Specific Substances (AREA)
DE8686202006T 1985-12-30 1986-11-14 Verfahren fuer die beseitigung des eisen-zyanid-komplexes. Expired - Fee Related DE3681003D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/814,709 US4654148A (en) 1985-12-30 1985-12-30 Process for the removal of iron cyanide complex or complexes from an aqueous solution

Publications (1)

Publication Number Publication Date
DE3681003D1 true DE3681003D1 (de) 1991-09-26

Family

ID=25215787

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686202006T Expired - Fee Related DE3681003D1 (de) 1985-12-30 1986-11-14 Verfahren fuer die beseitigung des eisen-zyanid-komplexes.

Country Status (3)

Country Link
US (1) US4654148A (de)
EP (1) EP0228104B1 (de)
DE (1) DE3681003D1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4790940A (en) * 1986-11-26 1988-12-13 Radian Corporation Process for wastewater treatment
US5047167A (en) * 1987-12-30 1991-09-10 Lever Brothers Company, Division Of Conopco, Inc. Clear viscoelastic detergent gel compositions containing alkyl polyglycosides
US5215728A (en) * 1990-12-20 1993-06-01 Ari Technologies Inc. Method and apparatus for removal of h2s from a process gas, including thiosulfate and/or cyanide salt decomposition
US5167940A (en) * 1990-12-20 1992-12-01 Ari Technologies Inc. Process and apparatus for removal of H2 S from a process gas including polyvalent metal removal and decomposition of salts and complexes
US5376749A (en) * 1993-10-05 1994-12-27 The Western Company Of North America Stabilized ammonium polysulfide solutions and process utilizing same
US20050154069A1 (en) * 2004-01-13 2005-07-14 Syntroleum Corporation Fischer-Tropsch process in the presence of nitrogen contaminants
US7022742B2 (en) * 2004-04-08 2006-04-04 Syntroleum Corporation Process to control nitrogen-containing compounds in synthesis gas
US8668887B2 (en) * 2012-08-07 2014-03-11 Exxonmobil Research And Engineering Company In situ generation of polysulfide ions using elemental sulfur for improved corrosion control, cyanide management, mercury management, arsine management and performance and reliability of acid gas removal equipment

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5314953A (en) * 1976-07-26 1978-02-10 Toa Douro Kougiyou Kk Treating method of cyan containing sludge
JPS5556878A (en) * 1978-10-20 1980-04-26 Sumikin Coke Co Ltd Removing method for hydrogen sulfide and cyanogen in gas liquor
US4508683A (en) * 1982-03-15 1985-04-02 Doll Brian E Control of cyanides in FCC reactor by injection of ammonium polysulfide
CA1223375A (en) * 1982-10-13 1987-06-23 Colin W.A. Muir Treating cyanide-containing effluents
DE3310712C3 (de) * 1983-03-24 1994-02-24 Metallgesellschaft Ag Verfahren zum Behandeln eines wasserhaltigen Kondensats
US4505881A (en) * 1983-11-29 1985-03-19 Shell Oil Company Ammonium polysulfide removal of HCN from gaseous streams, with subsequent production of NH3, H2 S, and CO2

Also Published As

Publication number Publication date
EP0228104A3 (en) 1989-08-30
EP0228104B1 (de) 1991-08-21
US4654148A (en) 1987-03-31
EP0228104A2 (de) 1987-07-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee