BR112018016691A2 - processes for producing tantalum and niobium alloys - Google Patents

processes for producing tantalum and niobium alloys

Info

Publication number
BR112018016691A2
BR112018016691A2 BR112018016691A BR112018016691A BR112018016691A2 BR 112018016691 A2 BR112018016691 A2 BR 112018016691A2 BR 112018016691 A BR112018016691 A BR 112018016691A BR 112018016691 A BR112018016691 A BR 112018016691A BR 112018016691 A2 BR112018016691 A2 BR 112018016691A2
Authority
BR
Brazil
Prior art keywords
processes
tantalum
niobium alloys
niobium
producing tantalum
Prior art date
Application number
BR112018016691A
Other languages
Portuguese (pt)
Other versions
BR112018016691B1 (en
Inventor
M Fajardo Arnel
w foltz John
Original Assignee
Ati Properties Llc
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
Priority claimed from US15/043,751 external-priority patent/US9994929B2/en
Application filed by Ati Properties Llc filed Critical Ati Properties Llc
Publication of BR112018016691A2 publication Critical patent/BR112018016691A2/en
Publication of BR112018016691B1 publication Critical patent/BR112018016691B1/en

Links

Classifications

    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/23—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces involving a self-propagating high-temperature synthesis or reaction sintering step
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • 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
    • 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
    • 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
    • B22F2998/10—Processes characterised by the sequence of their steps
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Powder Metallurgy (AREA)

Abstract

processos para a produção de ligas de tântalo e nióbio são divulgados. os processos utilizam reações aluminotérmicas para reduzir o pentóxido de tântalo para metal tântalo ou pentóxido de nióbio para metal nióbio.Processes for the production of tantalum and niobium alloys are disclosed. The processes use aluminothermic reactions to reduce tantalum pentoxide to tantalum metal or niobium pentoxide to niobium metal.

BR112018016691-0A 2016-02-15 2017-02-15 process for the production of a tantalum alloy BR112018016691B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15/043,751 2016-02-15
US15/043,751 US9994929B2 (en) 2013-03-15 2016-02-15 Processes for producing tantalum alloys and niobium alloys
PCT/US2017/017852 WO2017142884A1 (en) 2016-02-15 2017-02-15 Processes for producing tantalum alloys and niobium alloys

Publications (2)

Publication Number Publication Date
BR112018016691A2 true BR112018016691A2 (en) 2018-12-26
BR112018016691B1 BR112018016691B1 (en) 2020-12-01

Family

ID=58261714

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018016691-0A BR112018016691B1 (en) 2016-02-15 2017-02-15 process for the production of a tantalum alloy

Country Status (7)

Country Link
EP (1) EP3416772A1 (en)
JP (2) JP6616522B2 (en)
AU (1) AU2017221276B2 (en)
BR (1) BR112018016691B1 (en)
CA (1) CA3012230C (en)
RU (1) RU2697122C1 (en)
WO (1) WO2017142884A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114934202B (en) * 2022-05-24 2023-04-07 宁波江丰电子材料股份有限公司 Tantalum-molybdenum alloy target material and preparation method and application thereof
CN115572843B (en) * 2022-10-26 2023-08-29 江苏美特林科特殊合金股份有限公司 Preparation method of high-purity metal tantalum

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3184302A (en) * 1963-01-24 1965-05-18 Carl J Chindgren Process, removal of oxygen and aluminum from metals prepared by aluminothermic and similar processes
US3597192A (en) * 1968-12-05 1971-08-03 Atomic Energy Commission Preparation of tantalum metal
RU2007486C1 (en) * 1990-09-12 1994-02-15 Ключевский завод ферросплавов Method of production of niobium-nickel master alloy in electric furnace
RU2257421C1 (en) * 2004-04-02 2005-07-27 Закрытое акционерное общество "Уральский научно-технический инновационный центр им. Ф.П. Литке" Refractory metal alloy production process
RU2250270C1 (en) * 2004-04-02 2005-04-20 ЗАО "Уральский опытный завод композиционных материалов" Charge for production of niobium-bearing material and a method of its preparation
US9260765B2 (en) * 2013-03-15 2016-02-16 Ati Properties, Inc. Process for producing tantalum alloys
RU2549791C1 (en) * 2013-12-27 2015-04-27 Акционерное общество "Государственный научно-исследовательский и проектный институт редкометаллической промышленности "Гиредмет" (АО "Гиредмет") Method of obtaining tantalum by alumino-thermal reduction of oxide thereof

Also Published As

Publication number Publication date
CA3012230C (en) 2023-11-14
JP2019206758A (en) 2019-12-05
CA3012230A1 (en) 2017-08-24
JP6847497B2 (en) 2021-03-24
EP3416772A1 (en) 2018-12-26
WO2017142884A1 (en) 2017-08-24
RU2697122C1 (en) 2019-08-12
JP2019510876A (en) 2019-04-18
JP6616522B2 (en) 2019-12-04
AU2017221276A1 (en) 2018-08-30
AU2017221276B2 (en) 2019-04-18
BR112018016691B1 (en) 2020-12-01

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
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: 20 (VINTE) ANOS CONTADOS A PARTIR DE 15/02/2017, OBSERVADAS AS CONDICOES LEGAIS.