ATE411859T1 - Herstellungsverfahren für metallpulver und verfahren zur evaluierung von rohmaterial oder salzverdünnung zur verwendung darin - Google Patents

Herstellungsverfahren für metallpulver und verfahren zur evaluierung von rohmaterial oder salzverdünnung zur verwendung darin

Info

Publication number
ATE411859T1
ATE411859T1 AT03769986T AT03769986T ATE411859T1 AT E411859 T1 ATE411859 T1 AT E411859T1 AT 03769986 T AT03769986 T AT 03769986T AT 03769986 T AT03769986 T AT 03769986T AT E411859 T1 ATE411859 T1 AT E411859T1
Authority
AT
Austria
Prior art keywords
tantalum
salt
evaluation
niobium
raw material
Prior art date
Application number
AT03769986T
Other languages
English (en)
Inventor
Kazuya Maeda
Syuichi Takeda
Original Assignee
Cabot Supermetals K K
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=32211825&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE411859(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cabot Supermetals K K filed Critical Cabot Supermetals K K
Application granted granted Critical
Publication of ATE411859T1 publication Critical patent/ATE411859T1/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
    • B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
    • 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
    • C22B5/00—General methods of reducing to metals
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
AT03769986T 2002-11-01 2003-10-29 Herstellungsverfahren für metallpulver und verfahren zur evaluierung von rohmaterial oder salzverdünnung zur verwendung darin ATE411859T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002319848A JP4236906B2 (ja) 2002-11-01 2002-11-01 金属粉末の製造方法およびこれに使用する原料または希釈塩の評価方法

Publications (1)

Publication Number Publication Date
ATE411859T1 true ATE411859T1 (de) 2008-11-15

Family

ID=32211825

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03769986T ATE411859T1 (de) 2002-11-01 2003-10-29 Herstellungsverfahren für metallpulver und verfahren zur evaluierung von rohmaterial oder salzverdünnung zur verwendung darin

Country Status (8)

Country Link
US (1) US20060005664A1 (de)
EP (1) EP1563932B1 (de)
JP (1) JP4236906B2 (de)
CN (1) CN1720114B (de)
AT (1) ATE411859T1 (de)
AU (1) AU2003280614A1 (de)
DE (1) DE60324314D1 (de)
WO (1) WO2004039523A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7981191B2 (en) * 2007-10-15 2011-07-19 Hi-Temp Specialty Metals, Inc. Method for the production of tantalum powder using reclaimed scrap as source material
CN102380619A (zh) * 2011-10-10 2012-03-21 肇庆多罗山蓝宝石稀有金属有限公司 一种降低钠还原法生产的钽粉中杂质含量的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2517180C3 (de) * 1975-04-18 1979-04-19 Fa. Hermann C. Starck Berlin, 1000 Berlin Verfahren zur kontinuierlichen Herstellung von feinem hochkapazitiven Erdsäuremetallpulver für Elektrolytkondensatoren
US4149876A (en) * 1978-06-06 1979-04-17 Fansteel Inc. Process for producing tantalum and columbium powder
US5234491A (en) * 1990-05-17 1993-08-10 Cabot Corporation Method of producing high surface area, low metal impurity
JPH04329808A (ja) * 1991-04-30 1992-11-18 Showa Kiyabotsuto Suupaa Metal Kk タンタル粉末の製造方法
US5442978A (en) * 1994-05-19 1995-08-22 H. C. Starck, Inc. Tantalum production via a reduction of K2TAF7, with diluent salt, with reducing agent provided in a fast series of slug additions
DE19847012A1 (de) * 1998-10-13 2000-04-20 Starck H C Gmbh Co Kg Niobpulver und Verfahren zu dessen Herstellung
JP2004143477A (ja) * 2002-10-22 2004-05-20 Cabot Supermetal Kk ニオブ粉末およびその製造方法、並びにそれを用いた固体電解コンデンサ
JP4329808B2 (ja) * 2006-11-13 2009-09-09 セイコーエプソン株式会社 液体供給装置及び液体噴射装置

Also Published As

Publication number Publication date
AU2003280614A1 (en) 2004-05-25
JP4236906B2 (ja) 2009-03-11
CN1720114A (zh) 2006-01-11
EP1563932A1 (de) 2005-08-17
EP1563932A4 (de) 2006-10-25
JP2004156060A (ja) 2004-06-03
DE60324314D1 (de) 2008-12-04
WO2004039523A1 (ja) 2004-05-13
EP1563932B1 (de) 2008-10-22
US20060005664A1 (en) 2006-01-12
CN1720114B (zh) 2011-03-23

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