CH457869A - Verfahren zur Herstellung von Tantalmetallpulver, insbesondere für Kondensatorzwecke - Google Patents

Verfahren zur Herstellung von Tantalmetallpulver, insbesondere für Kondensatorzwecke

Info

Publication number
CH457869A
CH457869A CH143866A CH143866A CH457869A CH 457869 A CH457869 A CH 457869A CH 143866 A CH143866 A CH 143866A CH 143866 A CH143866 A CH 143866A CH 457869 A CH457869 A CH 457869A
Authority
CH
Switzerland
Prior art keywords
production
metal powder
tantalum metal
capacitor purposes
capacitor
Prior art date
Application number
CH143866A
Other languages
English (en)
Inventor
Gustav Dr Daendliker
Original Assignee
Ciba Geigy
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 filed Critical Ciba Geigy
Priority to CH143866A priority Critical patent/CH457869A/de
Priority to GB2015/67A priority patent/GB1171760A/en
Priority to US609001A priority patent/US3499753A/en
Priority to DE1558398A priority patent/DE1558398C3/de
Priority to FR92636A priority patent/FR1540937A/fr
Priority to NL6701561A priority patent/NL6701561A/xx
Priority to SE1417/67A priority patent/SE319013B/xx
Priority to BE693486D priority patent/BE693486A/xx
Publication of CH457869A publication Critical patent/CH457869A/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/04—Electrodes or formation of dielectric layers thereon
    • H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
    • H01G9/052—Sintered electrodes
    • H01G9/0525—Powder therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
CH143866A 1966-02-02 1966-02-02 Verfahren zur Herstellung von Tantalmetallpulver, insbesondere für Kondensatorzwecke CH457869A (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CH143866A CH457869A (de) 1966-02-02 1966-02-02 Verfahren zur Herstellung von Tantalmetallpulver, insbesondere für Kondensatorzwecke
GB2015/67A GB1171760A (en) 1966-02-02 1967-01-13 Process for the Preparation of Tantalum Powder.
US609001A US3499753A (en) 1966-02-02 1967-01-13 Process for the preparation of tantalum powder
DE1558398A DE1558398C3 (de) 1966-02-02 1967-01-25 Verfahren zur Hef stellung von Tantalmetallpulver
FR92636A FR1540937A (fr) 1966-02-02 1967-01-26 Procédé de préparation de tantale métallique en poudre
NL6701561A NL6701561A (de) 1966-02-02 1967-02-01
SE1417/67A SE319013B (de) 1966-02-02 1967-02-01
BE693486D BE693486A (de) 1966-02-02 1967-02-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH143866A CH457869A (de) 1966-02-02 1966-02-02 Verfahren zur Herstellung von Tantalmetallpulver, insbesondere für Kondensatorzwecke

Publications (1)

Publication Number Publication Date
CH457869A true CH457869A (de) 1968-06-15

Family

ID=4210459

Family Applications (1)

Application Number Title Priority Date Filing Date
CH143866A CH457869A (de) 1966-02-02 1966-02-02 Verfahren zur Herstellung von Tantalmetallpulver, insbesondere für Kondensatorzwecke

Country Status (7)

Country Link
US (1) US3499753A (de)
BE (1) BE693486A (de)
CH (1) CH457869A (de)
DE (1) DE1558398C3 (de)
GB (1) GB1171760A (de)
NL (1) NL6701561A (de)
SE (1) SE319013B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5241465B1 (de) * 1967-10-25 1977-10-18
CH515996A (de) * 1968-06-06 1971-11-30 Starck Hermann C Fa Verfahren zur Herstellung von hochreinem Niob und/oder Tantal
US3775096A (en) * 1973-01-15 1973-11-27 Interior Production of niobium and tantalum
DE3130392C2 (de) * 1981-07-31 1985-10-17 Hermann C. Starck Berlin, 1000 Berlin Verfahren zur Herstellung reiner agglomerierter Ventilmetallpulver für Elektrolytkondensatoren, deren Verwendung und Verfahren zur Herstellung von Sinteranoden
KR101711033B1 (ko) * 2016-05-30 2017-02-28 에이치알엠알(주) 탄탈륨 분말 및 탄탈륨 분말의 제조방법

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA657781A (en) * 1963-02-12 Schussler Mortimer Tantalum powder and process for making same
US3323914A (en) * 1964-08-18 1967-06-06 Nat Res Corp Production of tantalum anodes
US3295951A (en) * 1965-02-02 1967-01-03 Nat Res Corp Production of metals
GB1094283A (en) * 1965-05-25 1967-12-06 Ciba Ltd Method for the manufacture of tantalum and/or niobium powder
US3418106A (en) * 1968-01-31 1968-12-24 Fansteel Inc Refractory metal powder

Also Published As

Publication number Publication date
NL6701561A (de) 1967-08-03
GB1171760A (en) 1969-11-26
DE1558398B2 (de) 1974-04-18
BE693486A (de) 1967-08-01
DE1558398A1 (de) 1970-03-19
DE1558398C3 (de) 1974-11-14
US3499753A (en) 1970-03-10
SE319013B (de) 1969-12-22

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