CH515996A - Verfahren zur Herstellung von hochreinem Niob und/oder Tantal - Google Patents

Verfahren zur Herstellung von hochreinem Niob und/oder Tantal

Info

Publication number
CH515996A
CH515996A CH838068A CH838068A CH515996A CH 515996 A CH515996 A CH 515996A CH 838068 A CH838068 A CH 838068A CH 838068 A CH838068 A CH 838068A CH 515996 A CH515996 A CH 515996A
Authority
CH
Switzerland
Prior art keywords
tantalum
production
purity niobium
niobium
purity
Prior art date
Application number
CH838068A
Other languages
English (en)
Inventor
Restelli Attilio
Original Assignee
Starck Hermann C Fa
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 Hermann C Fa filed Critical Starck Hermann C Fa
Priority to CH838068A priority Critical patent/CH515996A/de
Priority to BE734012D priority patent/BE734012A/xx
Priority to FR6918191A priority patent/FR2010259A1/fr
Priority to DE19691928149 priority patent/DE1928149A1/de
Priority to US830542A priority patent/US3647420A/en
Priority to GB1266065D priority patent/GB1266065A/en
Publication of CH515996A publication Critical patent/CH515996A/de

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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CH838068A 1968-06-06 1968-06-06 Verfahren zur Herstellung von hochreinem Niob und/oder Tantal CH515996A (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH838068A CH515996A (de) 1968-06-06 1968-06-06 Verfahren zur Herstellung von hochreinem Niob und/oder Tantal
BE734012D BE734012A (de) 1968-06-06 1969-06-03
FR6918191A FR2010259A1 (de) 1968-06-06 1969-06-03
DE19691928149 DE1928149A1 (de) 1968-06-06 1969-06-04 Verfahren zur Herstellung von hochreinem Niob und Tantal
US830542A US3647420A (en) 1968-06-06 1969-06-04 Process for producing high-purity niobium and tantalum
GB1266065D GB1266065A (de) 1968-06-06 1969-06-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH838068A CH515996A (de) 1968-06-06 1968-06-06 Verfahren zur Herstellung von hochreinem Niob und/oder Tantal

Publications (1)

Publication Number Publication Date
CH515996A true CH515996A (de) 1971-11-30

Family

ID=4339418

Family Applications (1)

Application Number Title Priority Date Filing Date
CH838068A CH515996A (de) 1968-06-06 1968-06-06 Verfahren zur Herstellung von hochreinem Niob und/oder Tantal

Country Status (6)

Country Link
US (1) US3647420A (de)
BE (1) BE734012A (de)
CH (1) CH515996A (de)
DE (1) DE1928149A1 (de)
FR (1) FR2010259A1 (de)
GB (1) GB1266065A (de)

Families Citing this family (39)

* 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
US4113479A (en) * 1976-02-27 1978-09-12 Amax Inc. Vacuum smelting process for producing ferrotungsten
US5242481A (en) * 1989-06-26 1993-09-07 Cabot Corporation Method of making powders and products of tantalum and niobium
ES2020131A6 (es) * 1989-06-26 1991-07-16 Cabot Corp Procedimiento para la produccion de polvos de tantalo, niobio y sus aleaciones.
US6165623A (en) 1996-11-07 2000-12-26 Cabot Corporation Niobium powders and niobium electrolytic capacitors
US6051326A (en) * 1997-04-26 2000-04-18 Cabot Corporation Valve metal compositions and method
US6051044A (en) 1998-05-04 2000-04-18 Cabot Corporation Nitrided niobium powders and niobium electrolytic capacitors
CZ303684B6 (cs) * 1998-05-06 2013-03-06 H. C. Starck Inc. Slitinový prásek, zpusob jeho výroby, anoda kondenzátoru z tohoto slitinového prásku a kondenzátor, a prásek slitiny niobu a tantalu
DE19831280A1 (de) * 1998-07-13 2000-01-20 Starck H C Gmbh Co Kg Verfahren zur Herstellung von Erdsäuremetallpulvern, insbesondere Niobpulvern
US6171363B1 (en) * 1998-05-06 2001-01-09 H. C. Starck, Inc. Method for producing tantallum/niobium metal powders by the reduction of their oxides with gaseous magnesium
US6462934B2 (en) 1998-09-16 2002-10-08 Cabot Corporation Methods to partially reduce a niobium metal oxide and oxygen reduced niobium oxides
US6391275B1 (en) 1998-09-16 2002-05-21 Cabot Corporation Methods to partially reduce a niobium metal oxide and oxygen reduced niobium oxides
US6416730B1 (en) * 1998-09-16 2002-07-09 Cabot Corporation Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides
DE19847012A1 (de) * 1998-10-13 2000-04-20 Starck H C Gmbh Co Kg Niobpulver und Verfahren zu dessen Herstellung
US6348113B1 (en) * 1998-11-25 2002-02-19 Cabot Corporation High purity tantalum, products containing the same, and methods of making the same
KR100650621B1 (ko) * 1999-02-16 2006-11-27 쇼와 덴코 가부시키가이샤 니오브분말, 니오브소결체, 그 소결체를 사용한 축전지 및 그 축전지의 제조방법
MXPA01009477A (es) * 1999-03-19 2002-06-04 Cabot Corp Elaboracion de polvo de niobio y de otros metales mediante molienda.
US6375704B1 (en) 1999-05-12 2002-04-23 Cabot Corporation High capacitance niobium powders and electrolytic capacitor anodes
US6576099B2 (en) 2000-03-23 2003-06-10 Cabot Corporation Oxygen reduced niobium oxides
EP1287172B1 (de) * 2000-05-22 2008-10-29 Cabot Corporation Hochreines niobmetall und erzeugnisse daraus und verfahren zu dessen herstellung
US6849104B2 (en) * 2000-10-10 2005-02-01 H. C. Starck Inc. Metalothermic reduction of refractory metal oxides
PT1334498E (pt) * 2000-11-06 2006-12-29 Cabot Corp Oxidos de metais de valvula modificados com reduzido teor de oxigenio
US7655214B2 (en) * 2003-02-26 2010-02-02 Cabot Corporation Phase formation of oxygen reduced valve metal oxides and granulation methods
US7445679B2 (en) * 2003-05-16 2008-11-04 Cabot Corporation Controlled oxygen addition for metal material
JP4773355B2 (ja) * 2003-05-19 2011-09-14 キャボット コーポレイション ニオブ酸化物及び酸素が低減したニオブ酸化物の製造方法
US7354472B2 (en) * 2004-06-21 2008-04-08 H.C. Starck Inc. Metalothermic reduction of refractory metal oxides
US20080105082A1 (en) * 2004-09-29 2008-05-08 Shekhter Leonid N Magnesium Removal From Magnesium Reduced Metal Powders
US7431751B2 (en) * 2004-09-29 2008-10-07 H.C. Starck Inc. Magnesium removal from magnesium reduced metal powders
JP4743507B2 (ja) * 2004-11-29 2011-08-10 昭和電工株式会社 固体電解コンデンサ用多孔質陽極体、その製造方法、及び固体電解コンデンサ
US7099143B1 (en) * 2005-05-24 2006-08-29 Avx Corporation Wet electrolytic capacitors
US7511943B2 (en) * 2006-03-09 2009-03-31 Avx Corporation Wet electrolytic capacitor containing a cathode coating
US7480130B2 (en) * 2006-03-09 2009-01-20 Avx Corporation Wet electrolytic capacitor
US7554792B2 (en) * 2007-03-20 2009-06-30 Avx Corporation Cathode coating for a wet electrolytic capacitor
US7460356B2 (en) * 2007-03-20 2008-12-02 Avx Corporation Neutral electrolyte for a wet electrolytic capacitor
US7649730B2 (en) * 2007-03-20 2010-01-19 Avx Corporation Wet electrolytic capacitor containing a plurality of thin powder-formed anodes
US8246903B2 (en) * 2008-09-09 2012-08-21 H.C. Starck Inc. Dynamic dehydriding of refractory metal powders
JP5010706B2 (ja) * 2010-04-01 2012-08-29 三井金属鉱業株式会社 タンタルの回収方法
RU2465097C1 (ru) * 2011-05-04 2012-10-27 Федеральное государственное бюджетное учреждение науки Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра Российской академии наук (ИХТРЭМС КНЦ РАН) Способ получения порошка тантала
CN104439264B (zh) * 2014-12-19 2017-01-04 九江有色金属冶炼有限公司 一种铌条的制备方法及其制备的铌条

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US26294A (en) * 1859-11-29 Improvement in horse hay-rakes
BE589231A (de) * 1959-03-31
US3144328A (en) * 1960-05-17 1964-08-11 Mallory & Co Inc P R Method of producing porous sintered tantalum anodes
US3114629A (en) * 1960-10-10 1963-12-17 Union Carbide Corp Production of columbium and tantalum
GB1094283A (en) * 1965-05-25 1967-12-06 Ciba Ltd Method for the manufacture of tantalum and/or niobium powder
CH457869A (de) * 1966-02-02 1968-06-15 Ciba Geigy Verfahren zur Herstellung von Tantalmetallpulver, insbesondere für Kondensatorzwecke

Also Published As

Publication number Publication date
US3647420A (en) 1972-03-07
BE734012A (de) 1969-11-17
DE1928149A1 (de) 1969-12-11
GB1266065A (de) 1972-03-08
DE1928149B2 (de) 1971-01-21
FR2010259A1 (de) 1970-02-13

Similar Documents

Publication Publication Date Title
CH515996A (de) Verfahren zur Herstellung von hochreinem Niob und/oder Tantal
CH505005A (de) Verfahren zur Herstellung eines Garantieverschlusses und nach diesem Verfahren hergestellter Garantieverschluss
AT315521B (de) Verfahren zur Gewinnung von Niob und/oder Tantal
AT293133B (de) Verfahren zur Schutzbeschichtung von Niob und Nioblegierungen
AT332541B (de) Verfahren zur herstellung injizierbarer praparate des tc99m-ions oder in113m-ions
AT291935B (de) Verfahren zur Herstellung von hochsinterfähigem Urandioxyd
CH498859A (de) Verfahren zur Herstellung von Thiadiazolyl-harnstoffen
AT300218B (de) Verfahren zur Herstellung von neuen Steroidoxazolidinen und/oder Steroidoxazolidino-oxazinen
CH542243A (de) Verfahren zur Herstellung von Vanadiumoxitrialkoholaten
CH377325A (de) Verfahren zur Herstellung von Niob- und Tantalpentoxyd
CH553772A (de) Verfahren zur herstellung von 3-aminocardenoliden und deren verwendung zur herstellung der entsprechenden 3acylaminocardenolide.
CH493329A (de) Verfahren zur Herstellung von Laminaten und deren Verwendung
CH484113A (de) Verfahren zur Herstellung von Isoindolonen und deren Verwendung
AT292015B (de) Verfahren zur Herstellung von Titanestern
AT290493B (de) Verfahren zur Herstellung von Nitrobenzalfluoriden
CH512544A (de) Verfahren zur Herstellung von Polydimercapto-s-triazinen und deren Verwendung als Klebstoffe
CH535270A (de) Verfahren zur Herstellung von Copolykondensaten
AT309628B (de) Verfahren zur Herstellung von dekorativen und/oder Schutz-Überzügen
CH460261A (de) Verfahren zur Herstellung von Tantalpulver
ATA939572A (de) Verfahren zur herstellung von penicillinen und cephalosporinen
CH511785A (de) Verfahren zur kontinuierlichen Herstellung von Pseudojonon und Derivaten davon
CH522578A (de) Verfahren zur Herstellung von Ketonen und deren Verwendung
CH554860A (de) Verfahren zur herstellung von diarylpiperidinen und deren verwendung.
CH521951A (de) Verfahren zur Herstellung von Carbamaten und deren Verwendung
AT333717B (de) Verfahren zur herstellung von neuem 3-fluor-d-alanin oder deutero-analogen desselben

Legal Events

Date Code Title Description
PL Patent ceased