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:
Apr. 30, 1985
Filed:
Feb. 09, 1984
Applicant:
Inventors:
Yoshiharu Fukasawa, Yokohama, JP;
Tatsuhiko Matsumoto, Yokohama, JP;
Mituo Kawai, Yokohama, JP;
Shigeru Ueda, Yokohama, JP;
Hideo Koizumi, Tokyo, JP;
Hiroyuki Saitou, Yokohama, JP;
Assignee:
Tokyo Shibaura Denki Kabushiki Kaisha, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F / ;
U.S. Cl.
CPC ...
148 / ; 148 / ; 148423 ;
Abstract
A molybdenum board which has excellent strength at high temperatures. The molybdenum board consists essentially of molybdenum recrystallized grains having a ratio L/W (L: length; W: width) of 2 or more and the width W of 5 to 1,000 .mu.m and containing 0.005 to 0.75% by weight of at least one element selected from Al, Si and K.