BR6790890D0 - Processo para purificacao de cinzas de pirita e de pirrotila de metais nao ferrosos - Google Patents

Processo para purificacao de cinzas de pirita e de pirrotila de metais nao ferrosos

Info

Publication number
BR6790890D0
BR6790890D0 BR19089067A BR19089067A BR6790890D0 BR 6790890 D0 BR6790890 D0 BR 6790890D0 BR 19089067 A BR19089067 A BR 19089067A BR 19089067 A BR19089067 A BR 19089067A BR 6790890 D0 BR6790890 D0 BR 6790890D0
Authority
BR
Brazil
Prior art keywords
purification
ferrous metals
ferrous
metals
Prior art date
Application number
BR19089067A
Other languages
English (en)
Inventor
U Colombo
L Mini
G Sironi
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Publication of BR6790890D0 publication Critical patent/BR6790890D0/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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/04—Working-up slag
    • 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
    • C22B1/02—Roasting processes
    • C22B1/08—Chloridising roasting
    • 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
    • C22B1/02—Roasting processes
    • C22B1/10—Roasting processes in fluidised form
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/001—Dry processes
    • C22B7/002—Dry processes by treating with halogens, sulfur or compounds thereof; by carburising, by treating with hydrogen (hydriding)
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
    • 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)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BR19089067A 1966-06-30 1967-06-28 Processo para purificacao de cinzas de pirita e de pirrotila de metais nao ferrosos BR6790890D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1963666 1966-06-30

Publications (1)

Publication Number Publication Date
BR6790890D0 true BR6790890D0 (pt) 1973-12-27

Family

ID=11159937

Family Applications (1)

Application Number Title Priority Date Filing Date
BR19089067A BR6790890D0 (pt) 1966-06-30 1967-06-28 Processo para purificacao de cinzas de pirita e de pirrotila de metais nao ferrosos

Country Status (7)

Country Link
US (1) US3499754A (pt)
BE (1) BE700677A (pt)
BR (1) BR6790890D0 (pt)
DE (1) DE1558423A1 (pt)
FI (1) FI47905C (pt)
NL (1) NL6708794A (pt)
SE (1) SE338167B (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3894927A (en) * 1972-11-27 1975-07-15 Deepsea Ventures Inc Recovery of metal values from ocean floor nodule ores by halidation in molten salt bath
FI64644C (fi) * 1978-05-11 1983-12-12 Outokumpu Oy Foerfarande foer rostning och klorering av finfoerdelade jaernmalmer och/eller -koncentrat innehaollande icke-jaernmetaller
FI64645C (fi) * 1980-08-20 1983-12-12 Outokumpu Oy Foerfarande och anordning foer klorerande foeraongning av metaller som foerorenar oxidiska jaernmalmer eller -koncentrat
GB8518746D0 (en) * 1985-07-24 1985-08-29 Fray D J Zinc recovery
CN104046783B (zh) * 2014-07-04 2016-04-13 西安建筑科技大学 一种回收氰化尾渣中金、银和铅的方法
CN104402062A (zh) * 2014-11-14 2015-03-11 贵州大学 一种硫铁矿烧渣制备三氯化铁的方法
WO2018091361A1 (en) 2016-11-15 2018-05-24 Tcm Research Ltd. Extraction methods from refractory ores
CN112813277B (zh) * 2020-12-28 2022-01-11 中南大学 一种铜冶炼渣氯化焙烧分离回收有价金属的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US501559A (en) * 1893-07-18 Process of extracting metals from compound ores
US2067874A (en) * 1932-08-29 1937-01-12 Bethlehem Mines Corp Treatment of iron ores containing nickel
US2094275A (en) * 1934-11-05 1937-09-28 Hughes Mitchell Processes Inc Method of treating an ore material
US2681855A (en) * 1951-06-04 1954-06-22 Osakeyhtio Vuoksenniska Aktieb Process for chlorinating ores
US2843472A (en) * 1956-05-08 1958-07-15 Bethlehem Steel Corp Treatment of material containing iron
FR1187508A (fr) * 1956-12-05 1959-09-11 Basf Ag Procédé pour l'élimination de l'arsenic et de l'antimoine des résidus du grillage de minerais de fer sulfurés, en particulier des résidus du grillage de pyrites, et pour l'obtention par calcination chlorurante, des métaux non ferreux que renferment ces résidus
US2870003A (en) * 1957-06-17 1959-01-20 Ontario Research Foundation Method of converting hematite to magnetite
US3227545A (en) * 1962-09-26 1966-01-04 Independence Foundation Metallurgical process

Also Published As

Publication number Publication date
FI47905B (pt) 1974-01-02
BE700677A (pt) 1967-12-29
SE338167B (pt) 1971-08-30
NL6708794A (pt) 1968-01-02
US3499754A (en) 1970-03-10
DE1558423A1 (de) 1970-03-19
FI47905C (fi) 1974-04-10

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