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:
Nov. 06, 1990
Filed:
Jun. 08, 1989
Applicant:
Inventors:
Assignee:
Mitsubishi Metal Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ; C23C / ;
U.S. Cl.
CPC ...
505-1 ; 20419224 ; 20429813 ; 505731 ; 505736 ;
Abstract
A target for forming a superconductive oxide film consists of 5 to 40% by volume of metallic copper and 60 to 95% by volume of an oxygen compound of barium and copper, strontium, calcium and copper, or barium, calcium and copper dispersed in the metallic copper, and the target is improved in thermal conductivity, electric resistivity and mechanical strength, because the metallic copper is large in those properties.