FR1275859A - Procédé d'élaboration du niobium - Google Patents

Procédé d'élaboration du niobium

Info

Publication number
FR1275859A
FR1275859A FR846499A FR846499A FR1275859A FR 1275859 A FR1275859 A FR 1275859A FR 846499 A FR846499 A FR 846499A FR 846499 A FR846499 A FR 846499A FR 1275859 A FR1275859 A FR 1275859A
Authority
FR
France
Prior art keywords
production process
niobium production
niobium
production
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
Application number
FR846499A
Other languages
English (en)
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.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba 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 Ciba Geigy AG, Ciba AG filed Critical Ciba Geigy AG
Priority to FR846499A priority Critical patent/FR1275859A/fr
Application granted granted Critical
Publication of FR1275859A publication Critical patent/FR1275859A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/34—Electrolytic production, recovery or refining of metals by electrolysis of melts of metals not provided for in groups C25C3/02 - C25C3/32
    • 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
    • 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)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
FR846499A 1960-12-09 1960-12-09 Procédé d'élaboration du niobium Expired FR1275859A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR846499A FR1275859A (fr) 1960-12-09 1960-12-09 Procédé d'élaboration du niobium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR846499A FR1275859A (fr) 1960-12-09 1960-12-09 Procédé d'élaboration du niobium

Publications (1)

Publication Number Publication Date
FR1275859A true FR1275859A (fr) 1961-11-10

Family

ID=8744466

Family Applications (1)

Application Number Title Priority Date Filing Date
FR846499A Expired FR1275859A (fr) 1960-12-09 1960-12-09 Procédé d'élaboration du niobium

Country Status (1)

Country Link
FR (1) FR1275859A (fr)

Similar Documents

Publication Publication Date Title
BE600588A (fr) Procédé de production de pyridyl-alkyl-cétones
FR1298546A (fr) Procédé d'enrichissement de talc
FR1339448A (fr) Procédé de production d'urée
OA01403A (fr) Procédé de fabrication de l'a-tocophéryl-quinone.
BE602260A (fr) Procédé de production d'acrylates et de méthacrylates.
BE602539A (fr) Procédé de fabrication d'arylaminopyrazoles
BE609703A (fr) Procédé de production continue d'un tube
FR1206096A (fr) Procédé d'étirage
BE606175A (fr) Procédé de production de polymères d'acrylonitrile
FR1279456A (fr) Procédé de production d'oxytétracycline
BE610867A (fr) Procédé de fabrication d'acylhydrazinonaphtalènes
BE598053A (fr) Procédé d'élaboration du niobium.
FR1257448A (fr) Procédé de production d'epsilon-caprolactames
FR1284985A (fr) Procédé de fabrication d'électrodes
FR1275874A (fr) Procédé de production de l'uranium
FR1262372A (fr) Procédé d'hydrobromuration
FR1287094A (fr) Procédé de production de l'hydrazine
FR1250047A (fr) Procédé d'époxydation
BE607056A (fr) Procédé pour la production de triarylphosphines
FR1277482A (fr) Procédé pour la production de méthényl-4-4'-bis
FR1171543A (fr) Procédé d'éthinylation de 17-céto-stéroïdes
FR1262439A (fr) Procédé d'hydrofugation
FR1270928A (fr) Procédé de production d'arène-métal-carbonyles
BE604813A (fr) Procédé de fabrication d'amides
FR1250164A (fr) Procédé pour la production d'omega-laurinolactame