BR9004542A - Processo de tratamento de minerios contendo compostos de terras raras - Google Patents

Processo de tratamento de minerios contendo compostos de terras raras

Info

Publication number
BR9004542A
BR9004542A BR9004542A BR9004542A BR9004542A BR 9004542 A BR9004542 A BR 9004542A BR 9004542 A BR9004542 A BR 9004542A BR 9004542 A BR9004542 A BR 9004542A BR 9004542 A BR9004542 A BR 9004542A
Authority
BR
Brazil
Prior art keywords
treating
containing compounds
mines containing
rare land
rare
Prior art date
Application number
BR9004542A
Other languages
English (en)
Inventor
Francinet Cailly
Yves Mottot
Original Assignee
Rhone Poulenc Chimie
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 Rhone Poulenc Chimie filed Critical Rhone Poulenc Chimie
Publication of BR9004542A publication Critical patent/BR9004542A/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
    • C22B59/00—Obtaining rare earth metals
    • 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
    • C22B3/08—Sulfuric acid, other sulfurated acids or salts thereof
    • 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)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
BR9004542A 1989-09-13 1990-09-12 Processo de tratamento de minerios contendo compostos de terras raras BR9004542A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8911990A FR2651798A1 (fr) 1989-09-13 1989-09-13 Procede de traitement de minerais contenant des terres rares.

Publications (1)

Publication Number Publication Date
BR9004542A true BR9004542A (pt) 1991-09-10

Family

ID=9385431

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9004542A BR9004542A (pt) 1989-09-13 1990-09-12 Processo de tratamento de minerios contendo compostos de terras raras

Country Status (7)

Country Link
EP (1) EP0422970A1 (pt)
JP (1) JPH03236426A (pt)
AU (1) AU6233490A (pt)
BR (1) BR9004542A (pt)
CA (1) CA2025151A1 (pt)
FR (1) FR2651798A1 (pt)
ZA (1) ZA906487B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5356457A (en) * 1991-12-18 1994-10-18 Corporacion Nacional Del Cobre De Chile Hydrometallurgical process for the treatment of copper-bearing ore
FR2705102B1 (fr) * 1993-05-12 1995-08-11 Rhone Poulenc Chimie Procede de traitement de compositions contenant des metaux precieux et autres elements de valeur en vue de leur recuperation.
JP4730903B2 (ja) * 2006-03-01 2011-07-20 三井金属鉱業株式会社 セリウム系研摩材用原料の回収方法
CN107208177A (zh) * 2014-07-21 2017-09-26 搜索矿物公司 稀土元素的酸浸提
DE102014218346A1 (de) * 2014-09-12 2016-03-17 Siemens Aktiengesellschaft Verfahren zum Aufschließen eines Eudialytminerals
CN112080654B (zh) * 2020-09-25 2022-08-16 贵州省地质矿产中心实验室(贵州省矿产品黄金宝石制品质量检验站) 一种磷稀土化学精矿浸出液中回收酸和硅的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH190151A (fr) * 1935-02-08 1937-04-15 Soc D Produits Chimiques Des T Procédé de séparation du cérium d'avec D'autres métaux des terres rares.
AT167625B (de) * 1949-11-23 1951-02-10 Fattinger Kommanditgesellschaf Verfahren zur Aufarbeitung von Monazitsand

Also Published As

Publication number Publication date
ZA906487B (en) 1991-09-25
EP0422970A1 (fr) 1991-04-17
AU6233490A (en) 1991-03-21
CA2025151A1 (fr) 1991-03-14
FR2651798A1 (fr) 1991-03-15
JPH03236426A (ja) 1991-10-22

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