IT973192B - Procedimento di separazione selettiva di cianuri da scarichi - Google Patents

Procedimento di separazione selettiva di cianuri da scarichi

Info

Publication number
IT973192B
IT973192B IT33911/72A IT3391172A IT973192B IT 973192 B IT973192 B IT 973192B IT 33911/72 A IT33911/72 A IT 33911/72A IT 3391172 A IT3391172 A IT 3391172A IT 973192 B IT973192 B IT 973192B
Authority
IT
Italy
Prior art keywords
cyanide
waste
procedure
selective separation
selective
Prior art date
Application number
IT33911/72A
Other languages
English (en)
Original Assignee
Rohm & Haas
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 Rohm & Haas filed Critical Rohm & Haas
Application granted granted Critical
Publication of IT973192B publication Critical patent/IT973192B/it

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
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/683—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of complex-forming compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C3/00—Cyanogen; Compounds thereof
    • C01C3/08—Simple or complex cyanides of metals
    • C01C3/12—Simple or complex iron cyanides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Medicinal Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Water Treatment By Sorption (AREA)
  • Removal Of Specific Substances (AREA)
IT33911/72A 1972-01-26 1972-12-29 Procedimento di separazione selettiva di cianuri da scarichi IT973192B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22104072A 1972-01-26 1972-01-26

Publications (1)

Publication Number Publication Date
IT973192B true IT973192B (it) 1974-06-10

Family

ID=22826093

Family Applications (1)

Application Number Title Priority Date Filing Date
IT33911/72A IT973192B (it) 1972-01-26 1972-12-29 Procedimento di separazione selettiva di cianuri da scarichi

Country Status (7)

Country Link
US (1) US3788983A (it)
JP (1) JPS4886783A (it)
CA (1) CA989078A (it)
DE (1) DE2301908A1 (it)
FR (1) FR2169061B1 (it)
GB (1) GB1424032A (it)
IT (1) IT973192B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3869383A (en) * 1971-11-17 1975-03-04 Fuji Photo Film Co Ltd Process for treating waste photographic processing solutions
US4043907A (en) * 1971-11-17 1977-08-23 Fuji Photo Film Co., Ltd. Process for treating waste photographic processing solutions
US3984314A (en) * 1974-04-22 1976-10-05 Rohm And Haas Company Process for selective removal and recovery of cyanide values by ion exchange
JPS5290164A (en) * 1976-01-23 1977-07-28 Kurita Water Ind Ltd Method for treating water containing 6 valment chromium
DE2611596C2 (de) * 1976-03-19 1985-06-20 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Vorrichtung zur Erzeugung von Zündfunken bei hohem Zündspannungsbedarf für Zündanlagen von Brennkraftmaschinen
US4115260A (en) * 1977-04-07 1978-09-19 Rohm And Haas Company Selective removal of iron cyanide anions from fluids containing thiocyanates
US4189381A (en) * 1978-09-07 1980-02-19 Amax Inc. Waste water treatment
US4330511A (en) * 1980-03-17 1982-05-18 Peter F. Loftus Corporation (Illinois) Treatment of blast furnace off-gas
US4267159A (en) * 1980-08-08 1981-05-12 Crane Co. Cyanide recovery
EP0054371B1 (en) * 1980-12-12 1985-03-27 Interox Chemicals Limited Process for detoxification
AT375683B (de) * 1982-06-15 1984-08-27 Wolfram Manner Verfahren zum wiedergewinnen von inhaltsstoffen aus sauren oder angesaeuerten beiz-, aetz- oder galvanoloesungen
DE3424064A1 (de) * 1984-06-29 1986-01-09 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren zur behandlung fotografischer waschwaesser
US4708804A (en) * 1985-06-28 1987-11-24 Resource Technology Associates Method for recovery of cyanide from waste streams
CA1240521A (en) * 1985-09-23 1988-08-16 Carla C. Frey Recovery of cyanide from waste waters by an ion exchange process
CA1333106C (en) * 1989-05-24 1994-11-15 Serena Jane Domvile Process for removal of inorganic and cyanide contaminants from wastewater
CA2057217C (en) * 1990-12-11 1999-08-31 Bruce Edward Holbein A process for the decontamination of toxic, heavy-metal containing soils
CA2090348A1 (en) * 1993-02-25 1994-08-26 Denis Keith Kidby Recovery of zinc values from a solution containing hydrocyanic acid
US8834816B1 (en) * 2011-01-24 2014-09-16 Norman B. Rainer Process for recovering metals from cyanide tailings
WO2018068065A1 (en) * 2016-10-07 2018-04-12 Lanxess (Pty) Ltd. Ion exchange resins for the removal of cyanide

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH473737A (de) * 1964-05-12 1969-06-15 Goetzelmann Ind Abwasser Verfahren zur Aufbereitung von schwermetallhaltigen Abwässern

Also Published As

Publication number Publication date
DE2301908A1 (de) 1973-08-02
GB1424032A (en) 1976-02-04
JPS4886783A (it) 1973-11-15
FR2169061A1 (it) 1973-09-07
US3788983A (en) 1974-01-29
CA989078A (en) 1976-05-11
FR2169061B1 (it) 1976-04-23

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