IT1192743B - PROCESS FOR THE TREATMENT OF WASTE WATER CONTAINING CYANIDE AND CYANATE - Google Patents

PROCESS FOR THE TREATMENT OF WASTE WATER CONTAINING CYANIDE AND CYANATE

Info

Publication number
IT1192743B
IT1192743B IT2377179A IT2377179A IT1192743B IT 1192743 B IT1192743 B IT 1192743B IT 2377179 A IT2377179 A IT 2377179A IT 2377179 A IT2377179 A IT 2377179A IT 1192743 B IT1192743 B IT 1192743B
Authority
IT
Italy
Prior art keywords
cyanate
treatment
waste water
water containing
containing cyanide
Prior art date
Application number
IT2377179A
Other languages
Italian (it)
Other versions
IT7923771A0 (en
Original Assignee
Tii Corp
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 Tii Corp filed Critical Tii Corp
Publication of IT7923771A0 publication Critical patent/IT7923771A0/en
Application granted granted Critical
Publication of IT1192743B publication Critical patent/IT1192743B/en

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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • B01F23/23311—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
    • B01F23/23342—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer the stirrer being of the centrifugal type, e.g. with a surrounding stator
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/20—Activated sludge processes using diffusers
    • C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
IT2377179A 1978-08-08 1979-06-21 PROCESS FOR THE TREATMENT OF WASTE WATER CONTAINING CYANIDE AND CYANATE IT1192743B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US93195878A 1978-08-08 1978-08-08

Publications (2)

Publication Number Publication Date
IT7923771A0 IT7923771A0 (en) 1979-06-21
IT1192743B true IT1192743B (en) 1988-05-04

Family

ID=25461574

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2377179A IT1192743B (en) 1978-08-08 1979-06-21 PROCESS FOR THE TREATMENT OF WASTE WATER CONTAINING CYANIDE AND CYANATE

Country Status (9)

Country Link
JP (1) JPS5913916B2 (en)
AU (1) AU528719B2 (en)
BE (1) BE878136A (en)
CA (1) CA1116762A (en)
FR (1) FR2438014A1 (en)
GB (1) GB2039874B (en)
IT (1) IT1192743B (en)
NL (1) NL7920024A (en)
WO (1) WO1980000335A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2020949A1 (en) * 1989-07-13 1991-01-14 Solarchem Enterprises Inc. Wastewater treatment process with an ozone contactor
DE4004711A1 (en) * 1990-02-15 1991-08-22 Peter Husten METHOD AND DEVICE FOR THE REMOVAL OF POLLUTANTS FROM SUBSTRATE FORMATIONS IN THE GROUND FLOOR
RU2550189C1 (en) * 2013-12-20 2015-05-10 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский технологический университет "МИСиС" Method for deactivating cyano-containing solutions and pulps

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3391789A (en) * 1965-06-11 1968-07-09 Industrial Filter Pump Mfg Co Waste treatment apparatus
CH490108A (en) * 1969-01-28 1970-05-15 Kerag Kesselschmiede App Und M Device for mixing flowable media
DE1929254A1 (en) * 1969-06-10 1970-12-17 Born Dr Ing Rainer Treatment of concentrated effluent - contng cyanide
FR2129138A5 (en) * 1971-03-16 1972-10-27 Trailigaz
DE2223188A1 (en) * 1971-05-13 1972-11-23 Gunac Ltd Gypsum mass, process for its manufacture and its use
SU394322A1 (en) * 1971-06-01 1973-08-22 О. К. Беспам тной, Е. К. Рошци , Л. Ф. кше METHOD OF SEWAGE CLEANING. CONTAINING CYANIDES
SU469667A1 (en) * 1972-01-03 1975-05-05 Государственный научно-исследовательский и проектный институт по обогащению руд цветных металлов "Казмеханобр" Method of disposal of sewage
US3945918A (en) * 1974-01-10 1976-03-23 Airco, Inc. Methods and apparatus for treating a liquid with a gas
US3920547A (en) * 1974-05-06 1975-11-18 Houston Research Inc Method of destroying cyanides
JPS521756A (en) * 1975-06-24 1977-01-07 Sumikin Kozai Kogyo Kk Rotary vane device to mix substances having different specific graviti es
US4132637A (en) * 1976-09-02 1979-01-02 Fmc Corporation Ozone disinfection in waste water treatment with recycling of ozonation off gas
US4105545A (en) * 1976-09-14 1978-08-08 Treadwell Corp. Process for removing cyanide-containing components from aqueous media

Also Published As

Publication number Publication date
JPS55500552A (en) 1980-08-21
FR2438014A1 (en) 1980-04-30
NL7920024A (en) 1980-05-30
JPS5913916B2 (en) 1984-04-02
WO1980000335A1 (en) 1980-03-06
AU4941379A (en) 1980-02-14
GB2039874B (en) 1983-01-12
IT7923771A0 (en) 1979-06-21
AU528719B2 (en) 1983-05-12
BE878136A (en) 1979-12-03
CA1116762A (en) 1982-01-19
GB2039874A (en) 1980-08-20

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