BR8502392A - Tratamento de efluente - Google Patents

Tratamento de efluente

Info

Publication number
BR8502392A
BR8502392A BR8502392A BR8502392A BR8502392A BR 8502392 A BR8502392 A BR 8502392A BR 8502392 A BR8502392 A BR 8502392A BR 8502392 A BR8502392 A BR 8502392A BR 8502392 A BR8502392 A BR 8502392A
Authority
BR
Brazil
Prior art keywords
effluent treatment
effluent
treatment
Prior art date
Application number
BR8502392A
Other languages
English (en)
Inventor
Eric August Pierre Devuyst
Bruce Randolph Conrad
Original Assignee
Inco Ltd
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 Inco Ltd filed Critical Inco Ltd
Publication of BR8502392A publication Critical patent/BR8502392A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
    • C22B3/46—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes by substitution, e.g. by cementation
    • 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
    • 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
    • C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
    • 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
    • C02F2101/103—Arsenic compounds
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling
    • 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
    • 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
    • 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
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Removal Of Specific Substances (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
BR8502392A 1984-05-23 1985-05-20 Tratamento de efluente BR8502392A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000454880A CA1241774A (en) 1984-05-23 1984-05-23 Effluent treatment

Publications (1)

Publication Number Publication Date
BR8502392A true BR8502392A (pt) 1986-01-21

Family

ID=4127913

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8502392A BR8502392A (pt) 1984-05-23 1985-05-20 Tratamento de efluente

Country Status (7)

Country Link
US (1) US4622149A (pt)
AU (1) AU570389B2 (pt)
BR (1) BR8502392A (pt)
CA (1) CA1241774A (pt)
GB (1) GB2159141B (pt)
MX (1) MX164877B (pt)
ZA (1) ZA853258B (pt)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5154836A (en) * 1986-11-17 1992-10-13 Ensci, Inc. Process for treating contaminants in aqueous-based materials
CA1321429C (en) * 1987-06-23 1993-08-17 Ernest Goodwin Process for the removal of cyanide and other impurities from solution
CA1333106C (en) * 1989-05-24 1994-11-15 Serena Jane Domvile Process for removal of inorganic and cyanide contaminants from wastewater
US4960580A (en) * 1989-10-31 1990-10-02 E. I. Du Pont De Nemours And Company Process for purifying hydrogen fluoride
US5015396A (en) * 1990-09-11 1991-05-14 The Boc Group, Inc. Removal of cyanide from aqueous streams
US5252003A (en) * 1990-10-29 1993-10-12 International Technology Corporation Attenuation of arsenic leaching from particulate material
US5169615A (en) * 1990-10-30 1992-12-08 Jennings Melvin A Processes for removing cyanide from mill tailings
US5178775A (en) * 1990-12-17 1993-01-12 Degussa Ag Cost effective process for detoxification of cyanide-containing effluents
US5120453A (en) * 1990-12-24 1992-06-09 Uop Oxidative removal of cyanide from aqueous streams
US5137640A (en) * 1991-05-06 1992-08-11 Allied-Signal Inc. Process for the separation of arsenic acid from a sulfuric acid-containing solution
US5141647A (en) * 1991-12-27 1992-08-25 Bhadra Amal K Control of odor and septicity of sewage
US5350516A (en) * 1991-12-27 1994-09-27 Bhadra Amal K Control of odor and septicity and purification of sewage and wastewater
US5266203A (en) * 1992-01-30 1993-11-30 Arrowhead Industrial Water, Inc. Method for treating process streams containing cyanide and heavy metals
US5368703A (en) * 1992-05-12 1994-11-29 Anco Environmental Processes, Inc. Method for arsenic removal from wastewater
US5348662A (en) * 1992-05-14 1994-09-20 Elf Atochem North America, Inc. Process for removing heavy metals from aqueous solutions
US5358643A (en) * 1994-02-08 1994-10-25 Mcclintock William W Treatment method for removing arsenic from arsenic contaminated water
US5762891A (en) * 1996-02-27 1998-06-09 Hazen Research, Inc. Process for stabilization of arsenic
US5820966A (en) * 1997-12-09 1998-10-13 Inco Limited Removal of arsenic from iron arsenic and sulfur dioxide containing solutions
AU748593B2 (en) * 1998-07-31 2002-06-06 Australian Nuclear Science & Technology Organisation Iron-catalysed oxidation of manganese and other inorganic species in aqueous solutions
AUPP500898A0 (en) * 1998-07-31 1998-08-27 Australian Nuclear Science & Technology Organisation Iron-catalysed oxidation of manganese and other inorganic species in aqueous solutions
US6368510B2 (en) 1998-09-25 2002-04-09 Friot Corporation Method and apparatus for the removal of arsenic from water
US6177015B1 (en) * 1999-10-18 2001-01-23 Inco Limited Process for reducing the concentration of dissolved metals and metalloids in an aqueous solution
US6774277B2 (en) * 2000-03-07 2004-08-10 Waste Management, Inc. Methods of destruction of cyanide in cyanide-containing waste
US6802980B1 (en) * 2001-06-20 2004-10-12 Sandia Corporation Arsenic removal in conjunction with lime softening
US7790653B2 (en) * 2001-10-11 2010-09-07 South Dakota School Of Mines & Technology Method and composition to reduce the amounts of arsenic in water
US6863825B2 (en) 2003-01-29 2005-03-08 Union Oil Company Of California Process for removing arsenic from aqueous streams
US20060231498A1 (en) * 2005-04-13 2006-10-19 Brian Hart Reactive filtration
US20080011686A1 (en) * 2006-07-13 2008-01-17 Rajiv Manohar Banavalie Method and composition for removing contaminants from an aqueous solution
US8066874B2 (en) 2006-12-28 2011-11-29 Molycorp Minerals, Llc Apparatus for treating a flow of an aqueous solution containing arsenic
US7641801B2 (en) 2007-02-28 2010-01-05 Vale Inco Limited Method for removing manganese from nickel laterite waste liquors
US8349764B2 (en) 2007-10-31 2013-01-08 Molycorp Minerals, Llc Composition for treating a fluid
US8252087B2 (en) 2007-10-31 2012-08-28 Molycorp Minerals, Llc Process and apparatus for treating a gas containing a contaminant
US7799224B2 (en) 2008-01-30 2010-09-21 Siemens Water Technologies Corp. Wastewater treatment methods
US20110233146A1 (en) * 2009-09-25 2011-09-29 Siemens Water Technologies Corp. Synergistic wastewater odor control composition, systems, and related methods therefor
US8430112B2 (en) 2010-07-13 2013-04-30 Siemens Industry, Inc. Slurry feed system and method
US8968646B2 (en) 2011-02-18 2015-03-03 Evoqua Water Technologies Llc Synergistic methods for odor control
US9233863B2 (en) 2011-04-13 2016-01-12 Molycorp Minerals, Llc Rare earth removal of hydrated and hydroxyl species
EP3113859A4 (en) 2014-03-07 2017-10-04 Secure Natural Resources LLC Cerium (iv) oxide with exceptional arsenic removal properties
EP3604234A1 (en) 2018-08-02 2020-02-05 Solvay Sa Removal of stable metal-cyanide complexes and metallic ions from water effluent
WO2019207075A1 (en) 2018-04-25 2019-10-31 Solvay Sa Removal of stable metal-cyanide complexes and metallic ions from water stream
CN110342688A (zh) * 2019-08-12 2019-10-18 贵州紫金矿业股份有限公司 污酸综合运用于氰渣无害化处理的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1571847A (en) * 1974-01-02 1980-07-23 Systems Eng & Mfg Waste water treatment
ES438937A1 (es) * 1975-06-30 1977-02-16 Borax Cons Ltd Un procedimiento para la eliminacion de arsenico de solucio-nes acuosas acidas que lo contienen.
JPS53123559A (en) * 1977-04-05 1978-10-28 Niigata Eng Co Ltd Method of treating waste water containig low density cyanide
US4211646A (en) * 1977-10-31 1980-07-08 Texaco Inc. Waste water process
ZA82372B (en) * 1981-01-28 1982-11-24 Inco Ltd Process for the removal of canide from aqueous solutions
GB2091713B (en) * 1981-01-28 1984-03-21 Inco Ltd Process for the removal of cyanide from aqueous solutions
JPS57165088A (en) * 1981-04-01 1982-10-09 Kyosei Kagaku Kk Purification of cyanogen-contng. waste water
CA1223375A (en) * 1982-10-13 1987-06-23 Colin W.A. Muir Treating cyanide-containing effluents
JPH0714513B2 (ja) * 1982-11-16 1995-02-22 古河電気工業株式会社 鉄を含むシアン廃液の処理方法

Also Published As

Publication number Publication date
GB2159141A (en) 1985-11-27
CA1241774A (en) 1988-09-06
GB2159141B (en) 1988-06-22
AU570389B2 (en) 1988-03-10
AU4253785A (en) 1985-11-28
ZA853258B (en) 1985-12-24
GB8512061D0 (en) 1985-06-19
US4622149A (en) 1986-11-11
MX164877B (es) 1992-09-29

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Legal Events

Date Code Title Description
TE Change of address
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 20/05/2000