AU608886B2 - Improved process for making 90 k superconductors - Google Patents

Improved process for making 90 k superconductors Download PDF

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Publication number
AU608886B2
AU608886B2 AU21299/88A AU2129988A AU608886B2 AU 608886 B2 AU608886 B2 AU 608886B2 AU 21299/88 A AU21299/88 A AU 21299/88A AU 2129988 A AU2129988 A AU 2129988A AU 608886 B2 AU608886 B2 AU 608886B2
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AU
Australia
Prior art keywords
process according
powder
cuo
document
mba
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
AU21299/88A
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English (en)
Other versions
AU2129988A (en
Inventor
Carmine Torardi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of AU2129988A publication Critical patent/AU2129988A/en
Application granted granted Critical
Publication of AU608886B2 publication Critical patent/AU608886B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N60/00—Superconducting devices
    • H10N60/80—Constructional details
    • H10N60/85—Superconducting active materials
    • 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
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N60/00—Superconducting devices
    • H10N60/01—Manufacture or treatment
    • H10N60/0268—Manufacture or treatment of devices comprising copper oxide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/76—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by a space-group or by other symmetry indications

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
AU21299/88A 1987-06-09 1988-06-08 Improved process for making 90 k superconductors Ceased AU608886B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5984787A 1987-06-09 1987-06-09
US059847 1987-06-09

Publications (2)

Publication Number Publication Date
AU2129988A AU2129988A (en) 1989-01-19
AU608886B2 true AU608886B2 (en) 1991-04-18

Family

ID=22025666

Family Applications (1)

Application Number Title Priority Date Filing Date
AU21299/88A Ceased AU608886B2 (en) 1987-06-09 1988-06-08 Improved process for making 90 k superconductors

Country Status (6)

Country Link
EP (1) EP0366721A4 (ja)
JP (1) JPH02503789A (ja)
KR (1) KR890702262A (ja)
AU (1) AU608886B2 (ja)
HU (1) HUT52646A (ja)
WO (1) WO1988010515A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4898851A (en) * 1987-06-22 1990-02-06 E. I. Du Pont De Nemours And Company Process for making 90 k superconductors using a spray dried oxalate precursor
US4861753A (en) * 1987-06-22 1989-08-29 E. I. Du Pont De Nemours And Company Process for making superconductors using barium nitrate
BR8804615A (pt) * 1987-09-11 1989-04-18 Grace W R & Co Processo de producao de um solido ceramico supercondutor constituido por oxidos metalicos;composicao oxido metalica; e particulas esferoidais
US5149682A (en) * 1987-09-11 1992-09-22 W. R. Grace & Co. -Conn. Manufacturing method for superconducting ceramics and products thereof
US5006504A (en) * 1989-08-28 1991-04-09 At&T Bell Laboratories Preparing superconducting ceramic materials
IT1248618B (it) * 1990-08-01 1995-01-21 Sviluppo Materiali Spa Dispositivo per la produzione in continuo di ceramiche superconduttrici

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1069988A (en) * 1987-01-23 1988-07-28 International Business Machines Corporation New superconductive compounds of the k2nif4 structural type having a high transition temperature, and method for fabricating same
AU2208188A (en) * 1987-09-11 1989-03-16 W.R. Grace & Co.-Conn. Method for manufacture of high temperature superconducting ceramics

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3330697A (en) * 1963-08-26 1967-07-11 Sprague Electric Co Method of preparing lead and alkaline earth titanates and niobates and coating method using the same to form a capacitor
US4636378A (en) * 1985-06-11 1987-01-13 Hughes Aircraft Company Method of preparation of perovskite-type compounds
US4661282A (en) * 1985-06-24 1987-04-28 The Dow Chemical Company Inorganic anion exchangers and preparation thereof
NL8701787A (nl) * 1987-07-29 1989-02-16 Philips Nv Werkwijze voor het vervaardigen van oxidisch supergeleidend materiaal.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1069988A (en) * 1987-01-23 1988-07-28 International Business Machines Corporation New superconductive compounds of the k2nif4 structural type having a high transition temperature, and method for fabricating same
AU2208188A (en) * 1987-09-11 1989-03-16 W.R. Grace & Co.-Conn. Method for manufacture of high temperature superconducting ceramics

Also Published As

Publication number Publication date
EP0366721A1 (en) 1990-05-09
WO1988010515A1 (en) 1988-12-29
HUT52646A (en) 1990-07-28
JPH02503789A (ja) 1990-11-08
AU2129988A (en) 1989-01-19
EP0366721A4 (en) 1991-04-24
KR890702262A (ko) 1989-12-23

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