HK6895A - Powders and products of tantalum,niobium and their alloys - Google Patents

Powders and products of tantalum,niobium and their alloys Download PDF

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Publication number
HK6895A
HK6895A HK6895A HK6895A HK6895A HK 6895 A HK6895 A HK 6895A HK 6895 A HK6895 A HK 6895A HK 6895 A HK6895 A HK 6895A HK 6895 A HK6895 A HK 6895A
Authority
HK
Hong Kong
Prior art keywords
powder
metal
niobium
tantalum
oxygen
Prior art date
Application number
HK6895A
Other languages
English (en)
Inventor
Kumar Prabhat
Original Assignee
Cabot Corporation
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 Cabot Corporation filed Critical Cabot Corporation
Publication of HK6895A publication Critical patent/HK6895A/xx

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
HK6895A 1989-06-26 1995-01-19 Powders and products of tantalum,niobium and their alloys HK6895A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37161889A 1989-06-26 1989-06-26

Publications (1)

Publication Number Publication Date
HK6895A true HK6895A (en) 1995-01-27

Family

ID=23464697

Family Applications (1)

Application Number Title Priority Date Filing Date
HK6895A HK6895A (en) 1989-06-26 1995-01-19 Powders and products of tantalum,niobium and their alloys

Country Status (9)

Country Link
JP (1) JP2801370B2 (OSRAM)
AT (1) AT406349B (OSRAM)
AU (1) AU628578B2 (OSRAM)
BR (1) BR9002518A (OSRAM)
DE (1) DE4019305C2 (OSRAM)
ES (1) ES2020131A6 (OSRAM)
FR (1) FR2648826A1 (OSRAM)
GB (1) GB2233349B (OSRAM)
HK (1) HK6895A (OSRAM)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2894661B2 (ja) * 1992-08-20 1999-05-24 昭和キャボットスーパーメタル株式会社 タンタル材料及びその製造方法
EP1075884A3 (en) * 1996-11-07 2005-10-05 Cabot Corporation Niobium powders and niobium electrolytic capacitors
US5869196A (en) * 1996-12-20 1999-02-09 Composite Material Technology, Inc. Constrained filament electrolytic anode and process of fabrication
ES2171872T3 (es) * 1997-06-20 2002-09-16 Rolex Montres Espiral autocompensadora para oscilador mecanico de balancin-espiral para dispositivo de movimiento de relojeria y procedimiento de fabricacion de la espiral.
DE19831280A1 (de) * 1998-07-13 2000-01-20 Starck H C Gmbh Co Kg Verfahren zur Herstellung von Erdsäuremetallpulvern, insbesondere Niobpulvern
KR100398539B1 (ko) 1998-06-29 2003-09-19 가부시끼가이샤 도시바 스퍼터 타겟
BR0204587A (pt) * 2002-11-04 2004-06-29 Cbmm Sa Processo de produção de pó de nióbio e/ou de tântalo de elevada área superficial
TWI341337B (en) * 2003-01-07 2011-05-01 Cabot Corp Powder metallurgy sputtering targets and methods of producing same
CN1744961A (zh) * 2003-01-31 2006-03-08 H.C.施塔克公司 难熔金属退火带
EP1880035B1 (en) * 2005-05-05 2021-01-20 Höganäs Germany GmbH Method for coating a substrate surface and coated product
DE102006002342A1 (de) * 2006-01-18 2007-07-26 Kompetenzzentrum Neue Materialien Nordbayern Gmbh Werkzeug
DE102010002695A1 (de) 2010-03-09 2011-09-15 Robert Bosch Gmbh Verfahren zur Auswertung eines analogen Signals
CN111819016A (zh) * 2018-03-05 2020-10-23 全球先进金属美国股份有限公司 球形钽粉末、含其的产品以及其制造方法
CN114192791B (zh) * 2021-12-15 2023-10-24 宁夏东方钽业股份有限公司 采用碱土金属还原氧化钽生产电容器用钽粉的方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB881997A (en) * 1958-06-13 1961-11-08 Nat Res Corp Production of tantalum powder
GB870930A (en) * 1958-08-07 1961-06-21 Union Carbide Corp Improvements in and relating to the production of columbium and tantalum
FR1471183A (fr) * 1965-12-31 1967-03-03 Kuhlmann Ets Procédé pour l'obtention de poudres métalliques ou composites par réduction directe des halogénures correspondants
CH515996A (de) * 1968-06-06 1971-11-30 Starck Hermann C Fa Verfahren zur Herstellung von hochreinem Niob und/oder Tantal
US3697255A (en) * 1970-11-17 1972-10-10 Western Electric Co Scrap tantalum reclamation process
US4062679A (en) * 1973-03-29 1977-12-13 Fansteel Inc. Embrittlement-resistant tantalum wire
JPS5731907B2 (OSRAM) * 1973-06-26 1982-07-07
US4141720A (en) * 1978-05-16 1979-02-27 Nrc, Inc. Tantalum powder reclaiming
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
US4462845A (en) * 1982-02-17 1984-07-31 Scm Corporation Oxygen-free dispersion-strengthened copper and process for making same
US4508563A (en) * 1984-03-19 1985-04-02 Sprague Electric Company Reducing the oxygen content of tantalum
JPS61284501A (ja) * 1985-06-10 1986-12-15 Showa Kiyabotsuto Suupaa Metal Kk タンタル粉末の製造方法
JPS62103335A (ja) * 1985-10-30 1987-05-13 Toyo Soda Mfg Co Ltd 超高純度金属ニオブ
US4722826A (en) * 1986-09-15 1988-02-02 Inco Alloys International, Inc. Production of water atomized powder metallurgy products
AT386612B (de) * 1987-01-28 1988-09-26 Plansee Metallwerk Kriechfeste legierung aus hochschmelzendem metall und verfahren zu ihrer herstellung
US4722756A (en) * 1987-02-27 1988-02-02 Cabot Corp Method for deoxidizing tantalum material
US4740238A (en) * 1987-03-26 1988-04-26 Fansteel Inc. Platelet-containing tantalum powders
US4923531A (en) * 1988-09-23 1990-05-08 Rmi Company Deoxidation of titanium and similar metals using a deoxidant in a molten metal carrier

Also Published As

Publication number Publication date
JP2801370B2 (ja) 1998-09-21
FR2648826A1 (fr) 1990-12-28
AU628578B2 (en) 1992-09-17
AU5624790A (en) 1991-01-03
DE4019305C2 (de) 2002-04-25
DE4019305A1 (de) 1991-01-10
ES2020131A6 (es) 1991-07-16
GB9010282D0 (en) 1990-06-27
GB2233349A (en) 1991-01-09
GB2233349B (en) 1994-03-02
JPH0336229A (ja) 1991-02-15
ATA135090A (de) 1999-09-15
AT406349B (de) 2000-04-25
BR9002518A (pt) 1991-08-13
FR2648826B1 (OSRAM) 1994-11-25

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20060508