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BR8902373A - Processo para a fabricacao de metais e ligas de metal,processo para a pre-fabricacao de metais e aplicacao - Google Patents

Processo para a fabricacao de metais e ligas de metal,processo para a pre-fabricacao de metais e aplicacao

Info

Publication number
BR8902373A
BR8902373A BR898902373A BR8902373A BR8902373A BR 8902373 A BR8902373 A BR 8902373A BR 898902373 A BR898902373 A BR 898902373A BR 8902373 A BR8902373 A BR 8902373A BR 8902373 A BR8902373 A BR 8902373A
Authority
BR
Brazil
Prior art keywords
metals
prefabrication
manufacture
application
metal alloys
Prior art date
Application number
BR898902373A
Other languages
English (en)
Inventor
Gerhard Brueckmann
Harald Scholz
Alok Choudhury
Original Assignee
Leybold Ag
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 Leybold Ag filed Critical Leybold Ag
Publication of BR8902373A publication Critical patent/BR8902373A/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
    • C22B34/30—Obtaining chromium, molybdenum or tungsten
    • C22B34/32—Obtaining chromium
    • 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
    • C22B34/1263—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 metallic titanium from titanium compounds, e.g. by reduction
    • C22B34/1268—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 metallic titanium from titanium compounds, e.g. by reduction using alkali or alkaline-earth metals or amalgams
    • 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
    • C22B34/14—Obtaining zirconium or hafnium
    • 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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BR898902373A 1988-05-24 1989-05-24 Processo para a fabricacao de metais e ligas de metal,processo para a pre-fabricacao de metais e aplicacao BR8902373A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19883817553 DE3817553A1 (de) 1988-05-24 1988-05-24 Verfahren zum herstellen von titan und zirkonium

Publications (1)

Publication Number Publication Date
BR8902373A true BR8902373A (pt) 1990-01-16

Family

ID=6354986

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898902373A BR8902373A (pt) 1988-05-24 1989-05-24 Processo para a fabricacao de metais e ligas de metal,processo para a pre-fabricacao de metais e aplicacao

Country Status (5)

Country Link
EP (1) EP0343378A1 (pt)
JP (1) JPH0225526A (pt)
CN (1) CN1037929A (pt)
BR (1) BR8902373A (pt)
DE (1) DE3817553A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101550494B (zh) * 2008-03-31 2011-06-08 北京有色金属研究总院 一种制备稀土金属的方法
CN101624659B (zh) * 2009-01-06 2011-06-15 李健民 制备低含氧金属锆的方法
CN104120288B (zh) * 2014-07-21 2016-01-20 东北大学 一种直接热还原连续制备金属钐的方法
CN104152695B (zh) * 2014-07-21 2016-06-22 东北大学 一种直接热还原连续制备金属铥的方法
CN105907960B (zh) * 2016-04-22 2018-08-21 王树立 铅精矿和锌阳极泥联合资源化处理的方法
CN111575743A (zh) * 2020-05-26 2020-08-25 中国恩菲工程技术有限公司 生产金属铅的方法
JP7617270B2 (ja) * 2020-11-17 2025-01-17 ケーエスエム テクノロジー カンパニー リミテッド フッ化物系電解質を用いた高融点金属酸化物の還元方法およびシステム

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE441640C (de) * 1927-03-09 Westinghouse Lamp Co Ausscheiden von Metallen aus ihren Metallverbindungen
US1704257A (en) * 1923-02-12 1929-03-05 Westinghouse Lamp Co Method of preparing refractory metals
US1738669A (en) * 1927-11-09 1929-12-10 Westinghouse Lamp Co Method of reducing rare refractory-metal oxides
US2537068A (en) * 1946-11-26 1951-01-09 Westinghouse Electric Corp Manufacture of zirconium
FR1112441A (fr) * 1953-09-23 1956-03-14 Ethyl Corp Perfectionnements relatifs à la préparation des métaux réfractaires
US2904428A (en) * 1954-09-22 1959-09-15 Chicago Dev Corp Method of reducing titanium oxide
GB798750A (en) * 1955-04-01 1958-07-23 Dominion Magnesium Ltd Improvements in the purification or production of titanium
BE549070A (pt) * 1955-07-20
FR2052082A5 (pt) * 1969-07-11 1971-04-09 Commissariat Energie Atomique
FR2119174A6 (en) * 1970-12-23 1972-08-04 Commissariat Energie Atomique Recovery of high melting metals from oxides directly - using a magnesium and a fluoride slag
EP0170372B1 (en) * 1984-07-03 1988-08-17 General Motors Corporation Metallothermic reduction of rare earth oxides with calcium metal
US4578242A (en) * 1984-07-03 1986-03-25 General Motors Corporation Metallothermic reduction of rare earth oxides
US4680055A (en) * 1986-03-18 1987-07-14 General Motors Corporation Metallothermic reduction of rare earth chlorides
AT389899B (de) * 1986-08-19 1990-02-12 Treibacher Chemische Werke Ag Verfahren zur herstellung von se-metallen und se-haltigen legierungen

Also Published As

Publication number Publication date
DE3817553A1 (de) 1989-11-30
JPH0225526A (ja) 1990-01-29
EP0343378A1 (de) 1989-11-29
CN1037929A (zh) 1989-12-13

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Legal Events

Date Code Title Description
FD3 Appl. lapsed due to non-payment of renewal fee