ITRM910555A1 - Procedimento per la produzione di polveri per materiali ceramici superconduttori - Google Patents

Procedimento per la produzione di polveri per materiali ceramici superconduttori

Info

Publication number
ITRM910555A1
ITRM910555A1 IT000555A ITRM910555A ITRM910555A1 IT RM910555 A1 ITRM910555 A1 IT RM910555A1 IT 000555 A IT000555 A IT 000555A IT RM910555 A ITRM910555 A IT RM910555A IT RM910555 A1 ITRM910555 A1 IT RM910555A1
Authority
IT
Italy
Prior art keywords
powders
procedure
production
ceramic materials
ions
Prior art date
Application number
IT000555A
Other languages
English (en)
Inventor
Stefano Fortunati
Luca Risso
Mario Tului
Original Assignee
Ct Sviluppo Materiali Spa
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 Ct Sviluppo Materiali Spa filed Critical Ct Sviluppo Materiali Spa
Priority to ITRM910555A priority Critical patent/IT1249817B/it
Publication of ITRM910555A0 publication Critical patent/ITRM910555A0/it
Priority to AT92112393T priority patent/ATE151057T1/de
Priority to EP92112393A priority patent/EP0524586B1/en
Priority to DE69218686T priority patent/DE69218686T2/de
Publication of ITRM910555A1 publication Critical patent/ITRM910555A1/it
Priority to US08/200,535 priority patent/US5369091A/en
Application granted granted Critical
Publication of IT1249817B publication Critical patent/IT1249817B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G3/00—Compounds of copper
    • C01G3/006—Compounds containing, besides copper, two or more other elements, with the exception of oxygen or hydrogen
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/45—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on copper oxide or solid solutions thereof with other oxides
    • C04B35/4504—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on copper oxide or solid solutions thereof with other oxides containing rare earth oxides
    • C04B35/4508—Type 1-2-3
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/775—High tc, above 30 k, superconducting material
    • Y10S505/776—Containing transition metal oxide with rare earth or alkaline earth
    • Y10S505/779—Other rare earth, i.e. Sc,Y,Ce,Pr,Nd,Pm,Sm,Eu,Gd,Tb,Dy,Ho,Er,Tm,Yb,Lu and alkaline earth, i.e. Ca,Sr,Ba,Ra
    • Y10S505/78—Yttrium and barium-, e.g. YBa2Cu307

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
ITRM910555A 1991-07-23 1991-07-23 Procedimento per la produzione di polveri per materiali ceramici superconduttori IT1249817B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
ITRM910555A IT1249817B (it) 1991-07-23 1991-07-23 Procedimento per la produzione di polveri per materiali ceramici superconduttori
AT92112393T ATE151057T1 (de) 1991-07-23 1992-07-20 Verfahren zur herstellung von pulvern für supraleitende keramische materialien
EP92112393A EP0524586B1 (en) 1991-07-23 1992-07-20 Process for the manufacture of powders for superconductive ceramic materials
DE69218686T DE69218686T2 (de) 1991-07-23 1992-07-20 Verfahren zur Herstellung von Pulvern für supraleitende keramische Materialien
US08/200,535 US5369091A (en) 1991-07-23 1994-02-22 Process for the manufacture of 95% by weight single phase YCBO powder in one combustion step, comprising the use of citrate complex compounds as starting materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITRM910555A IT1249817B (it) 1991-07-23 1991-07-23 Procedimento per la produzione di polveri per materiali ceramici superconduttori

Publications (3)

Publication Number Publication Date
ITRM910555A0 ITRM910555A0 (it) 1991-07-23
ITRM910555A1 true ITRM910555A1 (it) 1993-01-24
IT1249817B IT1249817B (it) 1995-03-28

Family

ID=11400284

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM910555A IT1249817B (it) 1991-07-23 1991-07-23 Procedimento per la produzione di polveri per materiali ceramici superconduttori

Country Status (5)

Country Link
US (1) US5369091A (it)
EP (1) EP0524586B1 (it)
AT (1) ATE151057T1 (it)
DE (1) DE69218686T2 (it)
IT (1) IT1249817B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8029595B2 (en) * 2008-06-02 2011-10-04 Nitto Denko Corporation Method and apparatus of producing nanoparticles using nebulized droplet
JP5833547B2 (ja) * 2009-06-01 2015-12-16 日東電工株式会社 発光セラミックおよびそれを使用する発光装置
US8206672B2 (en) * 2009-07-10 2012-06-26 Nitto Denko Corporation Production of phase-pure ceramic garnet particles

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4751070A (en) * 1986-04-15 1988-06-14 Martin Marietta Corporation Low temperature synthesis
US4764357A (en) * 1987-03-09 1988-08-16 Akzo America Inc. Process for producing finely divided powdery metal oxide compositions
US4839339A (en) * 1988-02-25 1989-06-13 The United States Of America As Represented By The United States Department Of Energy Superconductor precursor mixtures made by precipitation method
US4900715A (en) * 1988-02-29 1990-02-13 The United States Of America As Represented By The Secretary Of The Navy Method of preparing superconducting "orthorhomibic"-type compounds in bulk using C1 -C6 alkanoic acid salts
US5114702A (en) * 1988-08-30 1992-05-19 Battelle Memorial Institute Method of making metal oxide ceramic powders by using a combustible amino acid compound
US5182255A (en) * 1988-09-20 1993-01-26 Minnesota Mining And Manufacturing Co. Shaped and fired articles of YBa2 Cu3 O7
US4996189A (en) * 1988-10-24 1991-02-26 At&T Bell Laboratories Method of producing mixed metal oxide material, and of producing a body comprising the material
IT1230836B (it) * 1989-03-01 1991-11-07 Selenia Ind Elettroniche Processo per la fabbricazione di materiali magnetici ceramici per applicazione a microonde
US5066636A (en) * 1990-08-15 1991-11-19 Industrial Technology Research Institute Citrate/ethylenediamine gel method for forming high temperature superconductors
US5162299A (en) * 1990-12-14 1992-11-10 Hughes Aircraft Company Preparation of superconducting oxide precursor materials by pyrolysis from concentrated nitric acid solution
US7146640B2 (en) * 2002-09-05 2006-12-05 Exobox Technologies Corp. Personal computer internet security system

Also Published As

Publication number Publication date
IT1249817B (it) 1995-03-28
EP0524586A1 (en) 1993-01-27
EP0524586B1 (en) 1997-04-02
DE69218686T2 (de) 1997-09-11
DE69218686D1 (de) 1997-05-07
ATE151057T1 (de) 1997-04-15
US5369091A (en) 1994-11-29
ITRM910555A0 (it) 1991-07-23

Similar Documents

Publication Publication Date Title
AU2495788A (en) Method for preparation of high temperature superconductors
KR890701473A (ko) 금속 산화물 분말의 제조방법
KR890702261A (ko) 초전도체의 제조의 개선된 방법
ES2067489T3 (es) Superconductores y procedimiento para su produccion.
FR2620864B1 (fr) Materiaux supraconducteurs et leur procede de preparation
ITRM910555A1 (it) Procedimento per la produzione di polveri per materiali ceramici superconduttori
FI912159A0 (fi) Foerfarande foer framstaellning av dubbeloxalater av saellsynta jordartsmetaller och ammonium och anvaendning av dessa oxalater foer framstaellning av saellsynta jordartsmetalloxider, erhaollna dubbeloxalater och oxider.
KR890002905A (ko) 분말 산화성 초전도 물질 제조방법
KR890014406A (ko) 초전도성 재료의 제조방법 및 그 수득된 생성물
BR9406133A (pt) Pó de óxido de zinco dopado processo de fabricação e cerâmica obtida a partir do referido pó
KR890702262A (ko) 90k 초전도체의 개선된 제조방법
PT88534A (pt) Procede de preparation de materiaux supraconducteurs
JPS6465057A (en) V containing y-ba-cu-o-based ceramics
JPS5242867A (en) Process for preparation of 17alpha -(3-hydroxypropyl)- 17beta-hydroxy-androsto- 4 -ene-3-one
KR920701046A (ko) 초전도 금속 산화물 조성물의 제조방법
JPS5622636A (en) Synthesizing method for koechlinite type bi2moo6
FORD RUSSIANS USE CRYOCHEMICAL PROCESS TO MAKE CERAMICS.
JPS57171989A (en) Aminometyl-secalonic acid and its preparation
JPS5228497A (en) Method for the formation of silver nitrate
JPS645944A (en) Production of high temperature superconductor
Uzumaki et al. Process for Preparing Superconductors
JPS6433015A (en) Production of superconducting material utilizing coprecipitation process
Jansen et al. Synthesis of pure YBa sub 2 Cu sub 3 O sub 7 sub- sub x
SAIZ THERMAL STABILITY OF YBA 2 CU 3 O 7-X SUPERCONDUCTING COMPOUND.
JPS6433016A (en) Improvement of process for producing superconducting material utilizing coprecipitation process

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970730