The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 19, 1993
Filed:
Jun. 18, 1992
Applicant:
Inventors:
Tsunemi Sugimoto, Yamaguchi, JP;
Kazushi Sugawara, Tokyo, JP;
Mikio Nakagawa, Tokyo, JP;
Yuh Shiohara, Tokyo, JP;
Assignees:
International Superconductivity Technology Center, Tokyo, JP;
Ube Industries, Ltd., Yamaguchi, JP;
Sharp Corporatoin, Osaka, JP;
Fujikura Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
505-1 ; 505734 ; 505730 ; 427 62 ; 4272553 ; 4272552 ; 4272551 ; 4271263 ; 427314 ; 428930 ;
Abstract
A Bi-Sr-Ca-Cu-O-type superconductive film is formed on an MgO (100) single crystal substrate by the chemical vapor deposition method at a film formation speed of 780.degree. C. or less and a film formation speed of 1.0 nm/min or more, and exhibits an a-axis or b-axis preferential growth with respect to the substrate surface.