DE3686738D1 - Verfahren zum herstellen von hochreinem niob. - Google Patents

Verfahren zum herstellen von hochreinem niob.

Info

Publication number
DE3686738D1
DE3686738D1 DE8686107443T DE3686738T DE3686738D1 DE 3686738 D1 DE3686738 D1 DE 3686738D1 DE 8686107443 T DE8686107443 T DE 8686107443T DE 3686738 T DE3686738 T DE 3686738T DE 3686738 D1 DE3686738 D1 DE 3686738D1
Authority
DE
Germany
Prior art keywords
niob
high purity
producing high
producing
purity
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE8686107443T
Other languages
English (en)
Other versions
DE3686738T2 (de
Inventor
Keiichiro Nishizawa
Hajime Sudo
Masayuki Kudo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tosoh Corp
Original Assignee
Tosoh Corp
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 Tosoh Corp filed Critical Tosoh Corp
Application granted granted Critical
Publication of DE3686738D1 publication Critical patent/DE3686738D1/de
Publication of DE3686738T2 publication Critical patent/DE3686738T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C22B34/20—Obtaining niobium, tantalum or vanadium
    • C22B34/24—Obtaining niobium or tantalum
    • 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
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • C22B4/005—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys using plasma jets

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Chemical Vapour Deposition (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
DE8686107443T 1985-06-03 1986-06-02 Verfahren zum herstellen von hochreinem niob. Expired - Fee Related DE3686738T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60118774A JPS61276975A (ja) 1985-06-03 1985-06-03 超高純度金属ニオブの製造法

Publications (2)

Publication Number Publication Date
DE3686738D1 true DE3686738D1 (de) 1992-10-22
DE3686738T2 DE3686738T2 (de) 1993-01-28

Family

ID=14744740

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686107443T Expired - Fee Related DE3686738T2 (de) 1985-06-03 1986-06-02 Verfahren zum herstellen von hochreinem niob.

Country Status (6)

Country Link
US (1) US4720300A (de)
EP (1) EP0204298B1 (de)
JP (1) JPS61276975A (de)
BR (1) BR8602566A (de)
CA (1) CA1276072C (de)
DE (1) DE3686738T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5234674A (en) * 1991-06-27 1993-08-10 Teledyne Industries, Inc. Process for the preparation of metal carbides
AU2294392A (en) * 1991-06-27 1993-01-25 Teledyne Industries, Inc. Process for the preparation of metal hydrides
EP0591390A4 (en) * 1991-06-27 1994-08-24 Teledyne Ind Method for the preparation of niobium nitride
US5188810A (en) * 1991-06-27 1993-02-23 Teledyne Industries, Inc. Process for making niobium oxide
US5322548A (en) * 1991-06-27 1994-06-21 Teledyne Industries, Inc. Recovery of niobium metal
US5211921A (en) * 1991-06-27 1993-05-18 Teledyne Industries, Inc. Process of making niobium oxide
US6007597A (en) * 1997-02-28 1999-12-28 Teledyne Industries, Inc. Electron-beam melt refining of ferroniobium
KR100600908B1 (ko) 1998-06-29 2006-07-13 가부시끼가이샤 도시바 스퍼터 타겟
JP2006524751A (ja) * 2003-04-25 2006-11-02 キャボット　コーポレイション 焼結バルブ金属材料の形成方法
US9322081B2 (en) 2011-07-05 2016-04-26 Orchard Material Technology, Llc Retrieval of high value refractory metals from alloys and mixtures
RU2709307C1 (ru) * 2019-03-06 2019-12-17 ООО "ЭПОС-Инжиниринг" Кристаллизатор для электрошлакового переплава

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR563413A (fr) * 1923-03-08 1923-12-05 Perfectionnements apportés aux amortisseurs
DE431389C (de) * 1925-03-14 1926-07-07 Philips Gloellampenfabrieken N Verfahren zum Niederschlagen von Metallen auf einen gluehenden Koerper
DE863997C (de) * 1951-03-02 1953-01-22 Degussa Abscheidung von Elementen mit metallaehnlichem Charakter aus ihren Verbindungen
DE893197C (de) * 1951-08-09 1953-10-15 Heraeus Gmbh W C Verfahren zur Anreicherung und Trennung der Elemente Niob und Tantal
US2766112A (en) * 1952-11-17 1956-10-09 Heraeus Gmbh W C Production of metallic tantalum and metallic niobium from mixtures of compounds thereof
GB792638A (en) * 1953-09-04 1958-04-02 Nat Res Dev Improvements in or relating to the preparation of titanium and other metals from their weakly-bonded covalent halides
US2885281A (en) * 1954-11-22 1959-05-05 Mallory Sharon Metals Corp Method of producing hafnium-free "crystal-bar" zirconium from a crude source of zirconium
US2934426A (en) * 1957-08-05 1960-04-26 Quebec Metallurg Ind Ltd Recovery of high purity pentachlorides of niobium and tantalum from mixtures thereof
US2941867A (en) * 1957-10-14 1960-06-21 Du Pont Reduction of metal halides
NL101577C (de) * 1957-12-31 1900-01-01
US3269830A (en) * 1962-04-06 1966-08-30 Cons Mining & Smelting Co Production of niobium from niobium pentachloride
US3230077A (en) * 1962-11-05 1966-01-18 Du Pont Production of refractory metals
AU415625B2 (en) * 1965-11-02 1971-07-27 Commonwealth Scientific And Industrial Research Organization Production of metals from their halides
SE312007B (de) * 1967-02-23 1969-06-30 Nordstjernan Rederi Ab
US3738824A (en) * 1971-03-18 1973-06-12 Plasmachem Method and apparatus for production of metallic powders

Also Published As

Publication number Publication date
DE3686738T2 (de) 1993-01-28
BR8602566A (pt) 1987-02-03
JPS61276975A (ja) 1986-12-06
EP0204298A2 (de) 1986-12-10
US4720300A (en) 1988-01-19
EP0204298B1 (de) 1992-09-16
CA1276072C (en) 1990-11-13
EP0204298A3 (en) 1989-04-19

Similar Documents

Publication Publication Date Title
DE3675080D1 (de) Verfahren zum herstellen von graphitfolien.
DE3667496D1 (de) Verfahren zum herstellen von metallischen produkten.
DE3688009D1 (de) Verfahren zum herstellen von kieselsaeure hoher reinheit.
DE3684676D1 (de) Verfahren zum herstellen von halbleitersubstraten.
DE3881860D1 (de) Verfahren zum herstellen von profilelementen.
DE3784836D1 (de) Verfahren zum herstellen von schichtstoffteilen.
DE3576900D1 (de) Verfahren zum herstellen von gedruckten schaltungen.
DE3673102D1 (de) Verfahren zum stabilisieren von organopolysiloxanen.
DE3777786D1 (de) Verfahren zum herstellen von bauart-modellen.
DE3483258D1 (de) Verfahren zum herstellen von polster-artikeln.
AT383543B (de) Verfahren zum herstellen von reliefbildern
DE3771670D1 (de) Verfahren zum entschleimen von triglyceridoelen.
DE3481412D1 (de) Apparat zum herstellen von etiketten.
DE3686738D1 (de) Verfahren zum herstellen von hochreinem niob.
DE3682568D1 (de) Verfahren zum herstellen von elektrischen dickschichtkomponenten.
DE3668607D1 (de) Verfahren zum herstellen von sialonpulvern.
DE3771026D1 (de) Verfahren zum erzeugen von phosphatueberzuegen.
DE3766635D1 (de) Verfahren zum praegen von filmen.
DE3585126D1 (de) Verfahren zum herstellen von trennbaren reissverschluessen.
ATA377751A (de) Verfahren zum herstellen von isolierscheiben
DE3671204D1 (de) Verfahren zum herstellen von silanen.
DE3861603D1 (de) Verfahren zum herstellen von halbleiterbauelementen.
ATA127985A (de) Verfahren zum herstellen von gebaeuden
DE3577109D1 (de) Verfahren zum herstellen von spannstaehlen.
DE3575885D1 (de) Verfahren zum herstellen von ausnehmungen.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee