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:
Sep. 20, 1988
Filed:
Sep. 30, 1987
Applicant:
Inventors:
Rockne J Andreini, Redmond, WA (US);
Sveltana Yaguchi, Renton, WA (US);
Assignee:
Earle M. Jorgensen Co., Seattle, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ; C22C / ;
U.S. Cl.
CPC ...
420106 ; 420109 ; 420111 ; 420113 ; 148335 ;
Abstract
A low-alloy steel suitable for use in caster shells for continuous aluminum casting operations. It has a lower carbon and chromium content than prior art steels, and exhibits high yield strength at elevated temperatures, excellent toughness over the entire temperature range of aluminum casting, and decreased heat checking.