ATE404704T1 - Verfahren zur verringerung der emission von schwefel- und arsenwasserstoff bei der nassaufbereitung von erzen - Google Patents

Verfahren zur verringerung der emission von schwefel- und arsenwasserstoff bei der nassaufbereitung von erzen

Info

Publication number
ATE404704T1
ATE404704T1 AT03713850T AT03713850T ATE404704T1 AT E404704 T1 ATE404704 T1 AT E404704T1 AT 03713850 T AT03713850 T AT 03713850T AT 03713850 T AT03713850 T AT 03713850T AT E404704 T1 ATE404704 T1 AT E404704T1
Authority
AT
Austria
Prior art keywords
hydrogen sulfide
ores
wet processing
during wet
reducing emissions
Prior art date
Application number
AT03713850T
Other languages
English (en)
Inventor
Robert Hard
Original Assignee
Cabot 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 Cabot Corp filed Critical Cabot Corp
Application granted granted Critical
Publication of ATE404704T1 publication Critical patent/ATE404704T1/de

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
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • C22B3/10—Hydrochloric acid, other halogenated acids or salts thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G35/00—Compounds of tantalum
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • 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
    • C22B34/00—Obtaining refractory metals
    • C22B34/20—Obtaining niobium, tantalum or vanadium
    • C22B34/24—Obtaining niobium or tantalum
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Electroluminescent Light Sources (AREA)
  • Gas-Filled Discharge Tubes (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
AT03713850T 2002-03-04 2003-03-03 Verfahren zur verringerung der emission von schwefel- und arsenwasserstoff bei der nassaufbereitung von erzen ATE404704T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/091,377 US6800259B2 (en) 2002-03-04 2002-03-04 Methods to control H2S and arsine emissions

Publications (1)

Publication Number Publication Date
ATE404704T1 true ATE404704T1 (de) 2008-08-15

Family

ID=27804121

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03713850T ATE404704T1 (de) 2002-03-04 2003-03-03 Verfahren zur verringerung der emission von schwefel- und arsenwasserstoff bei der nassaufbereitung von erzen

Country Status (8)

Country Link
US (1) US6800259B2 (de)
EP (1) EP1481103B1 (de)
CN (1) CN100436614C (de)
AT (1) ATE404704T1 (de)
AU (1) AU2003217879A1 (de)
CA (1) CA2478033A1 (de)
DE (1) DE60322842D1 (de)
WO (1) WO2003076671A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114293036A (zh) * 2021-12-24 2022-04-08 南方锰业集团有限责任公司大新锰矿分公司 一种高硫碳酸锰矿浸出过程抑制硫化氢产生的方法

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1802242A (en) 1926-05-20 1931-04-21 Intermetal Corp Production of oxy compounds of tantalum and columbium from the ores
US2023059A (en) * 1933-11-13 1935-12-03 Packers Supply Company Ltd Metal strap joint and method of making the same
US2880060A (en) 1957-02-28 1959-03-31 Horizons Inc Separation of niobium and tantalum values
US3658511A (en) 1969-12-22 1972-04-25 Kawecki Berylco Ind Upgrading the tantalum and columbium contents of oxidic metallurgical products
US3789581A (en) 1972-04-27 1974-02-05 Gulf Research Development Co Process for initial removal of sulfur compounds from gaseous hydrocarbon feedstocks before removal of arsenic therefrom
US3782076A (en) 1972-04-27 1974-01-01 Gulf Research Development Co Process for reducing the arsenic content of gaseous hydrocarbon streams by use of supported lead oxide
US3812652A (en) 1972-04-27 1974-05-28 Gulf Research Development Co Process for regenerating metal oxides used in the removal of arsenic from gaseous streams
US4182744A (en) 1978-08-04 1980-01-08 Teledyne Industries, Inc. Extracting columbium-tantalum values from pyrochlore ores
JPS5853698B2 (ja) 1979-06-19 1983-11-30 三菱化学株式会社 タンタル濃縮物の製造法
DE2927835A1 (de) 1979-07-10 1981-06-04 Hermann C. Starck Berlin, 1000 Berlin Verfahren zur rueckgewinnung von fluorwasserstoffsaeure und deponierfaehigen rueckstaenden bei der verarbeitung niob- und/oder tantal-haltiger rohstoffe
CA1179509A (en) 1981-09-01 1984-12-18 Ernest Peters Iron-copper separation by reduction leaching
US4663130A (en) 1983-11-14 1987-05-05 Cabot Corporation Process for dissolving tantalum/columbium materials containing alkali metal impurities
US4495158A (en) 1984-02-29 1985-01-22 Gte Products Corporation Process for the recovery of tantalum values
US4605812A (en) 1984-06-05 1986-08-12 Phillips Petroleum Company Process for removal of arsenic from gases
US4593148A (en) 1985-03-25 1986-06-03 Phillips Petroleum Company Process for removal of arsine impurities from gases containing arsine and hydrogen sulfide
DE3869480D1 (de) * 1987-06-01 1992-04-30 Japan Pionics Verfahren zum reinigen von abgas.
GB8714232D0 (en) 1987-06-17 1987-07-22 Ici Plc Sulphur compounds removal
US4877920A (en) 1988-06-08 1989-10-31 Sun Refining And Marketing Company Process for removing arsine impurities in process streams
US5023059A (en) 1988-11-02 1991-06-11 Bielecki Edwin J Recovery of metal values and hydrofluoric acid from tantalum and columbium waste sludge
US4962272A (en) 1989-05-30 1990-10-09 Aristech Chemical Corporation Treatment of arsine removal catalysts
US5182088A (en) 1990-09-07 1993-01-26 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Removal of gaseous hydrides
JPH0625771A (ja) 1991-05-02 1994-02-01 Baraito Kogyo Kk アルカリ土類金属塩化物の製造並びに銅有価成分の回収方法
US5384105A (en) 1992-05-29 1995-01-24 Eco Tek, Inc. Metal and fluorine values recovery from mineral ore treatment
US5674463A (en) * 1994-08-25 1997-10-07 The Boc Group, Inc. Process for the purification of carbon dioxide
US5658541A (en) 1995-03-16 1997-08-19 Monsato Company Process for removal of divalent sulfur compounds from waste gases
RU2097128C1 (ru) 1995-07-25 1997-11-27 Частное индивидуальное научно-производственное предприятие "Катализ" Катализатор окисления сернистых соединений
US6338832B1 (en) 1995-10-12 2002-01-15 Cabot Corporation Process for producing niobium and tantalum compounds
GB9607066D0 (en) 1996-04-03 1996-06-05 Ici Plc Purification process
JPH10103211A (ja) * 1996-09-30 1998-04-21 Toshiba Corp 水力機械の給気装置
AU8077698A (en) 1997-08-18 1999-02-25 Wmc Resources Limited Leaching of a nickel sulphide concentrate
AU2460199A (en) 1998-01-26 1999-08-09 Tda Research, Inc. Catalysts for the selective oxidation of hydrogen sulfide to sulfur
US6348113B1 (en) 1998-11-25 2002-02-19 Cabot Corporation High purity tantalum, products containing the same, and methods of making the same

Also Published As

Publication number Publication date
AU2003217879A1 (en) 2003-09-22
US6800259B2 (en) 2004-10-05
US20030165416A1 (en) 2003-09-04
EP1481103A1 (de) 2004-12-01
CN100436614C (zh) 2008-11-26
CN1646712A (zh) 2005-07-27
DE60322842D1 (de) 2008-09-25
EP1481103B1 (de) 2008-08-13
WO2003076671A1 (en) 2003-09-18
CA2478033A1 (en) 2003-09-18

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