Patent EP0300499B1 successfully refreshed from Google Patents.
EP0300499B1
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Composite superconductor layer
Assignee: Panasonic Holdings Corp
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Filing: 1988-07-22
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Granted: 1994-09-28
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Expires: 2008-07-22
Abstract
No abstract record available.
Inventors
- 👤 Shinichiro Hatta
- 👤 Hidetaka Higashino
- 👤 Kumiko Hirochi
- 👤 Hideaki Adachi
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-09 02:04
CPC Classifications
H; H10; H10N; H10N60/00; H10N60/01; H10N60/0268; H10N60/0296; H10N60/0408; H10N60/0576; H10N60/0604; H10N60/0632; Y; Y10; Y10S; Y10S428/00; Y10S428/901; Y10S428/922; Y10S428/9265; Y10S428/93; Y10S505/00; Y10S505/70; Y10S505/701; Y10S505/702; Y10S505/703; Y10S505/704; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/31504; Y10T428/31678
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
126 words
A composite superconductor layer comprising an oxide film (13) deposited on a metal film (12) formed on a substrate (11), said oxide containing A, B and Cu, in which the molar ratio of the elements is defined by wherein A is at least one element selected from TI, Bi, Pb, Sc, Yand lanthanum series elements with atomic number of 57 - 71, and B is at least one element selected from Ba, Sr, Ca, Be, Mg and radium, said metal film being made of a material containing at least one transition metal element selected from Pt, Au, Ag, Pd, Ni and Ti, with the exception of a superconductor layer comprising a BiSrCaCuO or a TICaBaCuO oxide film deposited on a metal film formed on a substrate.
Claim 2
Dependent Claim
126 words
A composite superconductor layer comprising an oxide film (13) deposited on a metal film (12) formed on a substrate (11), said oxide containing A, B and Cu, in which the molar ratio of the elements is defined by wherein A is at least one element selected from TI, Bi, Pb, Sc, Yand lanthanum series elements with atomic number of 57 - 71, and B is at least one element selected from Ba, Sr, Ca, Be, Mg and radium, said metal film being made of a material containing at least one transition metal element selected from Pt, Au, Ag, Pd, Ni and Ti, with the exception of a superconductor layer comprising a BiSrCaCuO or a TICaBaCuO oxide film deposited on a metal film formed on a substrate.
Claim 3
Dependent Claim
34 words
A composite superconductor layer according to Claim 1, wherein an additional metal film is formed on said oxide film, or the oxide films and metal films are laminated alternately to form a multi-layer structure.
Claim 4
Dependent Claim
27 words
A composite superconductor layer according to any one of Claims 1 to 2, wherein the surface of said substrate (11) is coated with a glass film (14).
Claim 5
Dependent Claim
38 words
A composite superconductor layer according to Claim 3, using a substrate (11) coated with a glass film (14) composed of at least one substance selected from quartz glass, high silica glass, borosilicate glass, sodium-lime glass and oxynitride glass.
Claim 6
Dependent Claim
45 words
A composite superconductor layer according to any one of Claims 1 to 4, wherein the substrate (11) is composed of at least one single crystal material selected from MgO, sapphire (a-A1 2 0 3 ), spinel, SrTi0 3 , silicon, silicon compounds, GaAs and ferrite.
Claim 7
Dependent Claim
37 words
A composite superconductor layer according to any one of Claims 1 to 4, wherein the substrate (11) is composed of at least one chinaware material selected from alumina, MgO, Zr0 2 , steatite, forsterite, beryllium and spinel.
Claim 8
Dependent Claim
20 words
A composite superconductor layer according to Claim 3, using a single crystal (100) plane or (110) plane MgO substrate (11).
Claim 9
Dependent Claim
18 words
A composite superconductor layer according to Claim 3 or 4, using a single crystal R plane sapphire substrate.
Claim 10
Dependent Claim
18 words
A composite superconductor layer according to Claim 3 or 4, using a single crystal C plane sapphire substrate.
Claim 11
Dependent Claim
18 words
A composite superconductor layer according to Claim 3 or 4, using a single crystal a plane sapphire substrate.
Claim 12
Dependent Claim
18 words
A composite superconductor layer according to Claim 3 or 4, using a single crystal (111) plane spinel substrate.
Claim 13
Dependent Claim
18 words
A composite superconductor layer according to Claim 3 or 4, using a single crystal (110) plane spinel substrate.
Claim 14
Dependent Claim
18 words
A composite superconductor layer according to Claim 3 or 4, using a single crystal (100) plane spinel substrate.
Claim 15
Dependent Claim
22 words
A composite superconductor layer according to Claim 3 or 4, using a single crystal (100) plane or (110) plane strontium titanate substrate.
Claim 16
Dependent Claim
17 words
A composite superconductor layer according to any one of Claims 1 to 4, using a fiber substrate.
Claim 17
Dependent Claim
35 words
A composite superconductor layer according to Claim 15, wherein the fiber substrate is made of glass fiber, carbon fiber or a heat-resistant metal fiber such as the fiber of Nb, Ti, Ta or stainless steel.
Claim 18
Dependent Claim
18 words
A composite superconductor layer according to any one of Claims 1 to4, using an amorphous solid substrate (15).
References Cited (Backward Citations)
No citation records indexed.
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