KR890701470A - 90k 초전도체 제조의 개선된 방법. - Google Patents

90k 초전도체 제조의 개선된 방법.

Info

Publication number
KR890701470A
KR890701470A KR1019890700306A KR890700306A KR890701470A KR 890701470 A KR890701470 A KR 890701470A KR 1019890700306 A KR1019890700306 A KR 1019890700306A KR 890700306 A KR890700306 A KR 890700306A KR 890701470 A KR890701470 A KR 890701470A
Authority
KR
South Korea
Prior art keywords
superconductor
making
improved method
improved
Prior art date
Application number
KR1019890700306A
Other languages
English (en)
Inventor
버언 마이클 죤
Original Assignee
이 아이 듀우판 디 네모아 앤드 캄파니
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 이 아이 듀우판 디 네모아 앤드 캄파니 filed Critical 이 아이 듀우판 디 네모아 앤드 캄파니
Publication of KR890701470A publication Critical patent/KR890701470A/ko

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
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F1/00—Methods of preparing compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or the rare earths, in general
    • 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
    • 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
    • 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
    • Y10S505/80—Material per se process of making same
    • Y10S505/801—Composition
    • Y10S505/809—Ceramic
    • 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
    • Y10S505/80—Material per se process of making same
    • Y10S505/81—Compound
    • 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
    • Y10S505/80—Material per se process of making same
    • Y10S505/815—Process of making per se

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)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
KR1019890700306A 1987-06-22 1989-02-21 90k 초전도체 제조의 개선된 방법. KR890701470A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/064,951 US4898851A (en) 1987-06-22 1987-06-22 Process for making 90 k superconductors using a spray dried oxalate precursor
PCT/US1988/001880 WO1988010235A1 (en) 1987-06-22 1988-06-09 Improved process for making 90 k superconductors

Publications (1)

Publication Number Publication Date
KR890701470A true KR890701470A (ko) 1989-12-20

Family

ID=22059330

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890700306A KR890701470A (ko) 1987-06-22 1989-02-21 90k 초전도체 제조의 개선된 방법.

Country Status (6)

Country Link
US (1) US4898851A (ko)
EP (1) EP0368895A4 (ko)
JP (1) JPH02503905A (ko)
KR (1) KR890701470A (ko)
AU (1) AU611707B2 (ko)
WO (1) WO1988010235A1 (ko)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4866031A (en) * 1987-06-09 1989-09-12 E. I. Du Pont De Nemours And Company Process for making 90 K superconductors from acetate precursor solutions
US5149682A (en) * 1987-09-11 1992-09-22 W. R. Grace & Co. -Conn. Manufacturing method for superconducting ceramics and products thereof
FR2620865B1 (fr) * 1987-09-18 1990-04-20 Rhone Poulenc Chimie Procede de preparation de supraconducteurs et produits ainsi obtenus
FR2620864B1 (fr) * 1987-09-18 1990-04-20 Rhone Poulenc Chimie Materiaux supraconducteurs et leur procede de preparation
GB2210605B (en) * 1987-10-05 1991-06-26 Merck Patent Gmbh Process for the preparation of metal oxide powders
US5089466A (en) * 1987-12-17 1992-02-18 The University Of Colorado Foundation, Inc. Stable mixed metal superconductive oxides containing nitrogen
DE68926070T2 (de) * 1988-06-20 1996-11-28 Daikin Ind Ltd Herstellung eines oxidischen Supraleiters des Wismutsystems
US5244871A (en) * 1989-05-12 1993-09-14 Mitsubishi Metal Corporation N-type oxide superconductor represented by the formula (Ndx (Cey Lz)2 CuO4-d where L is La, Mg or a mixture of alakaline earth elements
DE3930118A1 (de) * 1989-09-09 1991-03-21 Hoechst Ag Verfahren zur herstellung eines supraleiters durch faellung
DE3930113A1 (de) * 1989-09-09 1991-03-21 Hoechst Ag Verfahren zur herstellung eines supraleiters aus einem oxalat
DE3930116A1 (de) * 1989-09-09 1991-03-21 Hoechst Ag Verfahren zur herstellung eines supraleiters
US4997810A (en) * 1989-10-05 1991-03-05 W. R. Grace & Co.-Conn. Vibratory calcination of inorganic oxide superconductor precursor powders
US5112783A (en) * 1990-01-22 1992-05-12 Ube Industries, Ltd. Conductive copper oxide ceramics and process for producing same
US5152973A (en) * 1990-05-08 1992-10-06 W. R. Grace & Co.-Conn. Synthesis of submicron powders under reduced oxygen pressure
US5071829A (en) * 1990-06-27 1991-12-10 Industrial Technology Research Institute Gel method for preparing high purity Bi-based 110K superconductor using oxalic acid
US5147848A (en) * 1990-07-11 1992-09-15 Industrial Technology Research Institute Precipitation process for forming Bi-Pb-Sr-Ca-Cu-O superconductors by dissolving nitrate salts in acid and adding a solution of triethylamine and oxalic acid
JP2637622B2 (ja) * 1990-11-27 1997-08-06 財団法人国際超電導産業技術研究センター 鉛系銅酸化物超電導体の製造方法
US5114911A (en) * 1991-02-20 1992-05-19 Industrail Technology Research Institute Homogeneous coprecipitation method for preparing YBaCuO superconducting powder
FR2688207B1 (fr) * 1992-03-06 1994-04-15 Alcatel Alsthom Cie Gle Electric Procede de preparation d'une poudre d'ybacuo (phase 123) en vue d'une mise en forme par etirage-laminage.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4601866A (en) * 1979-11-19 1986-07-22 Chinoin Process for tablet production
US4318995A (en) * 1980-04-25 1982-03-09 Bell Telephone Laboratories, Incorporated Method of preparing lightly doped ceramic materials
US4567031A (en) * 1983-12-27 1986-01-28 Combustion Engineering, Inc. Process for preparing mixed metal oxides
US4693986A (en) * 1985-06-25 1987-09-15 Orthomatrix, Inc. Ceramic process and products
US4610866A (en) * 1985-10-11 1986-09-09 Battelle Memorial Institute Method for producing beta-aluminas
EP0357683A4 (en) * 1987-05-19 1991-05-08 E.I. Du Pont De Nemours And Company Improved process for making 90 k superconductors
EP0366721A4 (en) * 1987-06-09 1991-04-24 E.I. Du Pont De Nemours And Company Improved process for making 90 k superconductors
US4866031A (en) * 1987-06-09 1989-09-12 E. I. Du Pont De Nemours And Company Process for making 90 K superconductors from acetate precursor solutions

Also Published As

Publication number Publication date
WO1988010235A1 (en) 1988-12-29
EP0368895A4 (en) 1991-05-08
AU611707B2 (en) 1991-06-20
US4898851A (en) 1990-02-06
AU2072888A (en) 1989-01-19
JPH02503905A (ja) 1990-11-15
EP0368895A1 (en) 1990-05-23

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WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid