BRPI0622420A2 - processo de redução - Google Patents

processo de redução

Info

Publication number
BRPI0622420A2
BRPI0622420A2 BRPI0622420A BRPI0622420A BRPI0622420A2 BR PI0622420 A2 BRPI0622420 A2 BR PI0622420A2 BR PI0622420 A BRPI0622420 A BR PI0622420A BR PI0622420 A BRPI0622420 A BR PI0622420A BR PI0622420 A2 BRPI0622420 A2 BR PI0622420A2
Authority
BR
Brazil
Prior art keywords
powder
valve metal
capacitors
vessel
precursor
Prior art date
Application number
BRPI0622420A
Other languages
English (en)
Inventor
Loeffelholz Josua
Hilpert Jurgen
Original Assignee
Starck H C Gmbh
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 Starck H C Gmbh filed Critical Starck H C Gmbh
Publication of BRPI0622420A2 publication Critical patent/BRPI0622420A2/pt
Publication of BRPI0622420B1 publication Critical patent/BRPI0622420B1/pt
Publication of BRPI0622420B8 publication Critical patent/BRPI0622420B8/pt

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
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • 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
    • C22B5/00—General methods of reducing to metals
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
    • C22C27/02—Alloys based on vanadium, niobium, or tantalum
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
    • 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
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Powder Metallurgy (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Fats And Perfumes (AREA)
  • Bipolar Transistors (AREA)

Abstract

processo de redução. a presente invenção refere-se a um processo para produção de um metal de válvula, que compreende a fusão de uma mistura que contém um percursor de metal de válvula e diluente, em um primeiro recipiente, a pós produzidos de acordo com esse processo, bem como ao uso do mesmo.
BRPI0622420A 2005-09-16 2006-09-07 Pó de metal de válvula e uso de um pó de metal de válvula BRPI0622420B8 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102005044280.3 2005-09-16
DE102005044280 2005-09-16
PCT/EP2006/008809 WO2007031246A2 (de) 2005-09-16 2006-09-07 Reduktionsverfahren

Publications (3)

Publication Number Publication Date
BRPI0622420A2 true BRPI0622420A2 (pt) 2018-11-13
BRPI0622420B1 BRPI0622420B1 (pt) 2020-11-24
BRPI0622420B8 BRPI0622420B8 (pt) 2022-07-12

Family

ID=37402670

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0622420A BRPI0622420B8 (pt) 2005-09-16 2006-09-07 Pó de metal de válvula e uso de um pó de metal de válvula

Country Status (16)

Country Link
US (3) US8623112B2 (pt)
EP (2) EP1957684B1 (pt)
JP (1) JP5284094B2 (pt)
KR (1) KR101319435B1 (pt)
CN (2) CN101818267B (pt)
AT (1) ATE491049T1 (pt)
AU (2) AU2006291507B2 (pt)
BR (1) BRPI0622420B8 (pt)
CA (1) CA2622336A1 (pt)
DE (1) DE502006008478D1 (pt)
IL (1) IL189817A0 (pt)
PT (1) PT2169086E (pt)
RU (1) RU2431546C9 (pt)
TW (1) TWI419979B (pt)
WO (1) WO2007031246A2 (pt)
ZA (1) ZA200802073B (pt)

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CN101404212B (zh) * 2008-11-13 2011-09-21 北京七一八友益电子有限责任公司 片式氧化铌固体电解电容器及其制造方法
US8430944B2 (en) * 2008-12-22 2013-04-30 Global Advanced Metals, Usa, Inc. Fine particle recovery methods for valve metal powders
GB0902486D0 (en) 2009-02-13 2009-04-01 Metalysis Ltd A method for producing metal powders
EP2709784A4 (en) 2011-05-16 2015-11-18 Boston Electronic Materials Llc MANUFACTURING AND APPLICATIONS OF POWDERS AND METALLIC ALLOYS
DE102011109756A1 (de) * 2011-08-09 2013-02-14 H.C. Starck Gmbh Verfahren zur Herstellung von Elektrolytkondensatoren aus Ventilmetallpulvern
RU2490347C1 (ru) * 2012-06-01 2013-08-20 Открытое акционерное общество "Чепецкий механический завод" (ОАО ЧМЗ) Способ получения чистого ниобия
JP6086046B2 (ja) * 2013-08-28 2017-03-01 住友金属鉱山株式会社 銀粉の製造方法及び銀粉の製造装置
WO2015100519A1 (zh) * 2013-12-30 2015-07-09 宁夏东方钽业股份有限公司 一种高氮含量电容器级钽粉的制备方法及由其制得的钽粉及钽电容器
EP3112059B1 (en) 2014-02-27 2020-01-15 Ningxia Orient Tantalum Industry Co., Ltd. Preparation of high-purity tantalum powder
CN105084883B (zh) * 2015-08-19 2019-11-19 山东国瓷功能材料股份有限公司 一种高活性镍锌铁氧体材料的制备工艺
JP6362000B1 (ja) * 2017-09-25 2018-07-25 淳 富永 タンタル製造における希釈剤の完全リサイクル
US11393638B2 (en) * 2019-04-29 2022-07-19 Global Advanced Metals Usa, Inc. Ti—Zr alloy powder and anode containing the same
KR102376746B1 (ko) * 2019-11-05 2022-03-21 한국생산기술연구원 금속열환원법을 이용한 탄탈륨의 제련 방법

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US4164417A (en) * 1978-04-28 1979-08-14 Kawecki Berylco Industries, Inc. Process for recovery of niobium values for use in preparing niobium alloy products
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US4149876A (en) * 1978-06-06 1979-04-17 Fansteel Inc. Process for producing tantalum and columbium powder
LU81469A1 (fr) * 1979-07-05 1981-02-03 Luniversite Libre Bruxelles Procede et installation pour la production de metaux reactifs par reduction de leurs halogenures
DE3330455A1 (de) * 1983-08-24 1985-03-14 GfE Gesellschaft für Elektrometallurgie mbH, 4000 Düsseldorf Verfahren zur herstellung von ventilmetallpulver fuer elektrolytkondensatoren und dergleichen
US4684399A (en) * 1986-03-04 1987-08-04 Cabot Corporation Tantalum powder process
AU622147B2 (en) * 1988-02-23 1992-04-02 Geon Company, The Rigid thermoplastic compositions capable of forming articles with matte surface
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
DE4428595A1 (de) * 1994-08-12 1996-02-15 Basf Ag Für die Ammonoxidation geeignete Trägerkatalysatoren
JP2000232065A (ja) * 1999-02-11 2000-08-22 Sharp Corp 半導体基板の製造方法および液晶表示装置用半導体基板の製造方法
TW460883B (en) * 1999-02-16 2001-10-21 Showa Denko Kk Niobium powder, niobium sintered body, capacitor comprised of the sintered body, and method for manufacturing the capacitor
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Also Published As

Publication number Publication date
WO2007031246A2 (de) 2007-03-22
EP1957684B1 (de) 2010-12-08
JP5284094B2 (ja) 2013-09-11
US9030799B2 (en) 2015-05-12
AU2006291507A1 (en) 2007-03-22
CA2622336A1 (en) 2007-03-22
AU2011201793B2 (en) 2012-11-08
EP2169086A1 (de) 2010-03-31
CN101268205A (zh) 2008-09-17
KR20080045255A (ko) 2008-05-22
BRPI0622420B8 (pt) 2022-07-12
RU2431546C2 (ru) 2011-10-20
KR101319435B1 (ko) 2013-10-23
US8623112B2 (en) 2014-01-07
AU2006291507B2 (en) 2011-05-19
TWI419979B (zh) 2013-12-21
ATE491049T1 (de) 2010-12-15
CN101818267A (zh) 2010-09-01
EP2169086B1 (de) 2014-11-12
ZA200802073B (en) 2009-08-26
TW200724692A (en) 2007-07-01
RU2431546C9 (ru) 2013-08-20
JP2009508006A (ja) 2009-02-26
PT2169086E (pt) 2015-02-17
US20080254293A1 (en) 2008-10-16
US9543075B2 (en) 2017-01-10
IL189817A0 (en) 2008-08-07
WO2007031246A3 (de) 2007-07-05
RU2008114222A (ru) 2009-10-27
CN101818267B (zh) 2012-10-31
BRPI0622420B1 (pt) 2020-11-24
AU2011201793A1 (en) 2011-05-12
US20110116965A1 (en) 2011-05-19
US20140302338A1 (en) 2014-10-09
DE502006008478D1 (de) 2011-01-20
EP1957684A2 (de) 2008-08-20

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Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: H.C. STARCK TANTALUM AND NIOBIUM GMBH (DE)

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B25D Requested change of name of applicant approved

Owner name: TANIOBIS GMBH (DE)

B25G Requested change of headquarter approved

Owner name: TANIOBIS GMBH (DE)

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 24/11/2020, OBSERVADAS AS CONDICOES LEGAIS.

B16C Correction of notification of the grant [chapter 16.3 patent gazette]

Free format text: REF. RPI 2603 DE 24/11/2020 QUANTO A DATA DE DEPOSITO.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 18A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2791 DE 02-07-2024 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.