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:
Jun. 09, 1998
Filed:
Mar. 27, 1997
Applicant:
Inventors:
Yasuhisa Nishikawa, Ihara-gun, JP;
Hideki Suzuki, Ihara-gun, JP;
Hirokazu Sakaki, Haibara-gun, JP;
Yoshinori Hotta, Haibara-gun, JP;
Assignees:
Nippon Light Metal Company Ltd., Tokyo, JP;
Fuji Photo Film Company Ltd., Kanagawa, JP;
Primary Examiner:
Int. Cl.
CPC ...
C22F / ;
U.S. Cl.
CPC ...
148551 ; 148552 ; 148693 ; 148697 ; 148698 ;
Abstract
A continuously cast and rolled aluminum alloy substrate for an electrolytically grainable lithographic printing plate, consisting of 0.20 to 0.80 wt. % of Fe and the balance of Al, grain-refining elements and unavoidable impurities including 0.3 wt. % or less of Si and 0.05 wt. % or less of Cu, the amount of Fe present in solid solution being not more than 250 ppm, the amount of Si present in solid solution being not more than 150 ppm, and the amount of Cu present in solid solution being not more than 120 ppm.