BE681427A - - Google Patents

Info

Publication number
BE681427A
BE681427A BE681427DA BE681427A BE 681427 A BE681427 A BE 681427A BE 681427D A BE681427D A BE 681427DA BE 681427 A BE681427 A BE 681427A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE681427A publication Critical patent/BE681427A/xx

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
    • H01G9/042—Electrodes or formation of dielectric layers thereon characterised by the material
    • 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
    • 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
    • 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
    • B22F9/30—Making metallic powder or suspensions thereof using chemical processes with decomposition of metal compounds, e.g. by pyrolysis
    • 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
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/045—Alloys based on refractory metals
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Powder Metallurgy (AREA)
  • Carbon And Carbon Compounds (AREA)
BE681427D 1965-05-25 1966-05-23 BE681427A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH727965 1965-05-25

Publications (1)

Publication Number Publication Date
BE681427A true BE681427A (en) 1966-11-23

Family

ID=4322630

Family Applications (1)

Application Number Title Priority Date Filing Date
BE681427D BE681427A (en) 1965-05-25 1966-05-23

Country Status (4)

Country Link
US (1) US3415639A (en)
BE (1) BE681427A (en)
GB (1) GB1094283A (en)
NL (1) NL6607155A (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH457869A (en) * 1966-02-02 1968-06-15 Ciba Geigy Process for the production of tantalum metal powder, in particular for capacitor purposes
JPS5241465B1 (en) * 1967-10-25 1977-10-18
CH515996A (en) * 1968-06-06 1971-11-30 Starck Hermann C Fa Process for the production of high-purity niobium and / or tantalum
US3473915A (en) * 1968-08-30 1969-10-21 Fansteel Inc Method of making tantalum metal powder
US3635693A (en) * 1969-01-27 1972-01-18 Starck Hermann C Fa Method of producing tantalum or niobium powder from compact bodies
US3914507A (en) * 1970-03-20 1975-10-21 Sherritt Gordon Mines Ltd Method of preparing metal alloy coated composite powders
US4062679A (en) * 1973-03-29 1977-12-13 Fansteel Inc. Embrittlement-resistant tantalum wire
US3867129A (en) * 1974-02-05 1975-02-18 Metallurgie Hoboken Anodically oxidizable metal powder
US4017302A (en) * 1976-02-04 1977-04-12 Fansteel Inc. Tantalum metal powder
US4445931A (en) * 1980-10-24 1984-05-01 The United States Of America As Represented By The Secretary Of The Interior Production of metal powder
US4508563A (en) * 1984-03-19 1985-04-02 Sprague Electric Company Reducing the oxygen content of tantalum
EP1075884A3 (en) * 1996-11-07 2005-10-05 Cabot Corporation Niobium powders and niobium electrolytic capacitors
IL145498A (en) * 1999-03-19 2005-05-17 Cabot Corp Making niobium and other metal powders by milling
WO2003106082A1 (en) * 2002-06-13 2003-12-24 財団法人生産技術研究奨励会 Method for producing metal powder and formed product of raw material for metal
CN104439264B (en) * 2014-12-19 2017-01-04 九江有色金属冶炼有限公司 The preparation method of a kind of niobium bar and the niobium bar of preparation thereof
CN106825589B (en) * 2016-12-30 2018-07-17 西安交通大学青岛研究院 A kind of mechanical alloying preparation method of niobium metal powder
CN107297497B (en) * 2017-06-21 2019-04-05 炎陵县今成钽铌有限公司 A kind of preparation process of niobium item
CN117020215A (en) * 2021-12-15 2023-11-10 宁夏东方钽业股份有限公司 Method for producing tantalum powder for capacitor by adopting alkaline earth metal to reduce tantalum oxide
CN114210973B (en) * 2021-12-15 2023-03-24 宁夏东方钽业股份有限公司 Production method of tantalum powder and tantalum powder obtained by same

Family Cites Families (3)

* 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
US3203793A (en) * 1963-01-28 1965-08-31 Du Pont Porous columbium and tantalum materials
US3295951A (en) * 1965-02-02 1967-01-03 Nat Res Corp Production of metals

Also Published As

Publication number Publication date
US3415639A (en) 1968-12-10
NL6607155A (en) 1966-11-28
GB1094283A (en) 1967-12-06

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