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. 03, 1985
Filed:
Sep. 07, 1984
Applicant:
Inventors:
Senri Hara, Ibaragi, JP;
Hiroshi Tomono, Osaka, JP;
Tomohiko Kimura, Fukuoka, JP;
Kunio Inoue, Takarazuka, JP;
Takayuki Sato, Osaka, JP;
Yoshio Okada, Takarazuka, JP;
Assignees:
Sumitomo Metal Industries, Ltd., Osaka, JP;
Satosen Co., Ltd., Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
164418 ; 164149 ; 164268 ; 164472 ;
Abstract
A mold of copper or copper alloy for continuously casting steel comprises a rough inner surface, a plating of nickel, cobalt or alloy thereof formed over the inner surface and a chromium plating formed over said plating. The mold has a prolonged mold life, gives steel slabs with improved qualities and reduces amounts of lubricating material used in the molding operation.