EP0284061A2
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Ceramic oxide superconductive composite material
Assignee: Sumitomo Electric Industries Ltd
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Filing: 1988-03-24
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Granted: —
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Expires: 2008-03-24
Abstract
Abstract A ceramic oxide superconductive composite material which comprises at least two kinds of ceramic oxide superconductors having different superconductive properties from each other is provided.
Inventors
- 👤 Masayuki C/O Osaka Works Of Nagata
- 👤 Yuichi C/O Osaka Works Of Yamada
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-07 19:13
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/01; C04B35/45; C04B35/4504; H; H10; H10N; H10N60/00; H10N60/01; H10N60/0268; H10N60/80; H10N60/85; H10N60/855; H10N60/857
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
23 words
A ceramic oxide superconductive composite material which comprises at least two kinds of ceramic oxide superconductors having different superconductive properties from each other.
Claim 2
Dependent Claim
23 words
A ceramic oxide superconductive composite material which comprises at least two kinds of ceramic oxide superconductors having different superconductive properties from each other.
Claim 3
Dependent Claim
73 words
The ceramic oxide superconductive composite material according to claim 1, wherein the superconductor comprises (1) at least one element selected from the elements of Ia, IIa and IIIa groups of the periodic table, (2) at least one element selected from the elements of Ib, IIb, IIIb, IVa and VIIIa groups of the periodic table, and (3) at least one element selected from the group consisting of oxygen, boron, carbon, nitrogen, fluorine and sulfur.
Claim 4
Dependent Claim
122 words
The ceramic oxide superconductive composite material according to claim 2, wherein the superconductor has a composition of the formula: (M¹ 1-x M² x )M³ y M⁴ z (I) wherein M¹ is at least one element selected from the IIa group elements, M² is at least one element selected from the IIIa group elements, M³ is at least one element selected from Ib, IIb, IIIb, IVa and VIIIa group elements, M⁴ is at least one element selected from the group consisting of oxygen, boron, carbon, nitrogen, fluorine and sulfur, x is not smaller than 0.1 and not larger than 0.9, y is not smaller than 0.4 and not larger than 3.0, and z is not smaller than 1 and not larger than 5.
Claim 5
Dependent Claim
28 words
The ceramic oxide superconductive composite material according to claim 3, wherein M¹ is Ba, M² is an element selected from the group consisting of Sc, Y and La.
References Cited (Backward Citations)
No citation records indexed.
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