ZA906487B - Process for the treatment of ores containing rare earths - Google Patents

Process for the treatment of ores containing rare earths

Info

Publication number
ZA906487B
ZA906487B ZA906487A ZA906487A ZA906487B ZA 906487 B ZA906487 B ZA 906487B ZA 906487 A ZA906487 A ZA 906487A ZA 906487 A ZA906487 A ZA 906487A ZA 906487 B ZA906487 B ZA 906487B
Authority
ZA
South Africa
Prior art keywords
treatment
rare earths
containing rare
ores containing
ores
Prior art date
Application number
ZA906487A
Inventor
Francinet Cailly
Cailly Francinet
Yves Mottot
Mottot Yves
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 ZA906487B publication Critical patent/ZA906487B/en

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
ZA906487A 1989-09-13 1990-08-16 Process for the treatment of ores containing rare earths ZA906487B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8911990A FR2651798A1 (en) 1989-09-13 1989-09-13 PROCESS FOR TREATING ORES CONTAINING RARE EARTH.

Publications (1)

Publication Number Publication Date
ZA906487B true ZA906487B (en) 1991-09-25

Family

ID=9385431

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA906487A ZA906487B (en) 1989-09-13 1990-08-16 Process for the treatment of ores containing rare earths

Country Status (7)

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

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 (en) * 1993-05-12 1995-08-11 Rhone Poulenc Chimie PROCESS FOR TREATING COMPOSITIONS CONTAINING PRECIOUS METALS AND OTHER VALUABLE ELEMENTS FOR THEIR RECOVERY.
JP4730903B2 (en) * 2006-03-01 2011-07-20 三井金属鉱業株式会社 Method for recovering raw materials for cerium-based abrasives
WO2016011540A1 (en) * 2014-07-21 2016-01-28 Search Minerals Inc. Acid leaching of rare earth elements
DE102014218346A1 (en) * 2014-09-12 2016-03-17 Siemens Aktiengesellschaft A method of digesting an eudialyte mineral
CN112080654B (en) * 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) Method for recovering acid and silicon from phosphorus rare earth chemical concentrate leachate

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH190151A (en) * 1935-02-08 1937-04-15 Soc D Produits Chimiques Des T Process for the separation of cerium from other rare earth metals.
AT167625B (en) * 1949-11-23 1951-02-10 Fattinger Kommanditgesellschaf Process for processing monazite sand

Also Published As

Publication number Publication date
JPH03236426A (en) 1991-10-22
FR2651798A1 (en) 1991-03-15
AU6233490A (en) 1991-03-21
CA2025151A1 (en) 1991-03-14
BR9004542A (en) 1991-09-10
EP0422970A1 (en) 1991-04-17

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