BR7309641D0 - Processo de tratamento dos concentrados de pirocloros - Google Patents

Processo de tratamento dos concentrados de pirocloros

Info

Publication number
BR7309641D0
BR7309641D0 BR964173A BR964173A BR7309641D0 BR 7309641 D0 BR7309641 D0 BR 7309641D0 BR 964173 A BR964173 A BR 964173A BR 964173 A BR964173 A BR 964173A BR 7309641 D0 BR7309641 D0 BR 7309641D0
Authority
BR
Brazil
Prior art keywords
pyrochloros
concentrates
treating
treating concentrates
Prior art date
Application number
BR964173A
Other languages
English (en)
Inventor
G Charlot
Original Assignee
Sofrem
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 Sofrem filed Critical Sofrem
Publication of BR7309641D0 publication Critical patent/BR7309641D0/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
    • C22B34/00—Obtaining refractory metals
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
    • C22B34/1236—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching
    • C22B34/1259—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching treatment or purification of titanium containing solutions or liquors or slurries
    • 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
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
    • C22B34/1236—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching
    • C22B34/124—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching using acidic solutions or liquors
    • C22B34/125—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching using acidic solutions or liquors containing a sulfur ion as active agent
    • 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
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BR964173A 1972-12-08 1973-12-07 Processo de tratamento dos concentrados de pirocloros BR7309641D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7243692A FR2209847B1 (pt) 1972-12-08 1972-12-08

Publications (1)

Publication Number Publication Date
BR7309641D0 true BR7309641D0 (pt) 1974-08-22

Family

ID=9108390

Family Applications (1)

Application Number Title Priority Date Filing Date
BR964173A BR7309641D0 (pt) 1972-12-08 1973-12-07 Processo de tratamento dos concentrados de pirocloros

Country Status (5)

Country Link
US (1) US3947542A (pt)
BE (1) BE808280A (pt)
BR (1) BR7309641D0 (pt)
CA (1) CA1007055A (pt)
FR (1) FR2209847B1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE49521B1 (en) * 1979-03-15 1985-10-16 Pilkington Brothers Ltd Alkali-resistant glass fibres
FR2469462A1 (fr) * 1979-11-09 1981-05-22 Rhone Poulenc Ind Procede de traitement d'un minerai complexe de titane, zirconium et terres rares
US4493817A (en) * 1983-07-06 1985-01-15 Teck Corporation Process for recovering pyrochlore mineral containing niobium and tantalum
FR2651797A1 (fr) * 1989-09-13 1991-03-15 Rhone Poulenc Chimie Procede de traitement de minerais contenant des terres rares.
US5384105A (en) * 1992-05-29 1995-01-24 Eco Tek, Inc. Metal and fluorine values recovery from mineral ore treatment
CN107099661A (zh) * 2017-06-06 2017-08-29 江西理工大学 一种从烧绿石中提取铌的方法
CN107190141A (zh) * 2017-06-07 2017-09-22 江西理工大学 一种硫酸体系氟盐辅助锰钽矿分解的方法
CN111394579B (zh) * 2020-03-31 2021-06-22 浙江大学 一种稀土元素的提取方法、低共熔溶剂及其制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2885259A (en) * 1955-06-21 1959-05-05 Robert F Mccullough Process for recovery of constituents of ores
US2932555A (en) * 1957-10-04 1960-04-12 Dow Chemical Co Recovery of thorium and rare earths from metallurgical sludges

Also Published As

Publication number Publication date
BE808280A (fr) 1974-06-06
FR2209847B1 (pt) 1977-01-14
FR2209847A1 (pt) 1974-07-05
CA1007055A (fr) 1977-03-22
US3947542A (en) 1976-03-30

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