ZA919906B - Process for working up aqueous solutions containing hydrogen sulfide,hydrogen cyanide and ammonia - Google Patents

Process for working up aqueous solutions containing hydrogen sulfide,hydrogen cyanide and ammonia

Info

Publication number
ZA919906B
ZA919906B ZA919906A ZA919906A ZA919906B ZA 919906 B ZA919906 B ZA 919906B ZA 919906 A ZA919906 A ZA 919906A ZA 919906 A ZA919906 A ZA 919906A ZA 919906 B ZA919906 B ZA 919906B
Authority
ZA
South Africa
Prior art keywords
ammonia
aqueous solutions
working
solutions containing
hydrogen sulfide
Prior art date
Application number
ZA919906A
Other languages
English (en)
Inventor
Thomas Muller
Muller Thomas
Ulrich Gerhardus
Gerhardus Ulrich
Klaus Poloszyk
Poloszyk Klaus
Wolfgang Brunke
Brunke Wolfgang
Rolf-Dieter Fischer
Fischer Rolf-Dieter
Norbert Leder
Leder Norbert
Peter Schneller
Schneller Peter
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of ZA919906B publication Critical patent/ZA919906B/xx

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
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/586—Treatment of water, waste water, or sewage by removing specified dissolved compounds by removing ammoniacal nitrogen
    • 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
    • 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)
  • Physical Water Treatments (AREA)
  • Removal Of Specific Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Catalysts (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Treating Waste Gases (AREA)
ZA919906A 1990-12-22 1991-12-17 Process for working up aqueous solutions containing hydrogen sulfide,hydrogen cyanide and ammonia ZA919906B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4041569A DE4041569A1 (de) 1990-12-22 1990-12-22 Verfahren zur aufarbeitung schwefelwasserstoff, cyanwasserstoff und ammoniak enthaltender waessriger loesungen

Publications (1)

Publication Number Publication Date
ZA919906B true ZA919906B (en) 1992-10-28

Family

ID=6421284

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA919906A ZA919906B (en) 1990-12-22 1991-12-17 Process for working up aqueous solutions containing hydrogen sulfide,hydrogen cyanide and ammonia

Country Status (13)

Country Link
US (1) US5236557A (cs)
EP (1) EP0492329B1 (cs)
JP (1) JPH0773699B2 (cs)
AT (1) ATE94514T1 (cs)
AU (1) AU643101B2 (cs)
BR (1) BR9105403A (cs)
CA (1) CA2057362C (cs)
CZ (1) CZ281446B6 (cs)
DE (2) DE4041569A1 (cs)
ES (1) ES2048548T3 (cs)
PL (1) PL168020B1 (cs)
RU (1) RU2078054C1 (cs)
ZA (1) ZA919906B (cs)

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Also Published As

Publication number Publication date
CA2057362C (en) 1999-02-16
EP0492329A1 (de) 1992-07-01
EP0492329B1 (de) 1993-09-15
CA2057362A1 (en) 1992-06-23
BR9105403A (pt) 1992-08-25
RU2078054C1 (ru) 1997-04-27
DE59100385D1 (de) 1993-10-21
ATE94514T1 (de) 1993-10-15
PL168020B1 (en) 1995-12-30
PL292799A1 (en) 1992-08-10
CZ281446B6 (cs) 1996-10-16
US5236557A (en) 1993-08-17
AU8988791A (en) 1992-06-25
JPH04277074A (ja) 1992-10-02
CS383291A3 (en) 1992-08-12
JPH0773699B2 (ja) 1995-08-09
ES2048548T3 (es) 1994-03-16
AU643101B2 (en) 1993-11-04
DE4041569A1 (de) 1992-06-25

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