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:
Jul. 26, 1977
Filed:
Jun. 04, 1976
Applicant:
Inventors:
Senri Hara, Ibaragi, JA;
Tomohiko Kimura, Ibaragi, JA;
Hiroshi Tomono, Wakayama, JA;
Takayuki Sato, Osaka, JA;
Assignees:
Sumitomo Metal Industries, Ltd., Osaka, JA;
Satosen Company Limited, Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C / ; B22D / ;
U.S. Cl.
CPC ...
1642 / ; 164138 ; 164 82 ; 249116 ; 427135 ;
Abstract
A copper or copper alloy mold for continuously casting steel is characterized in that the mold has a first layer formed on its interior surface and comprising at least one of nickel and cobalt and a second layer formed on the first layer and containing at least one of nickel and cobalt as a main component and at least one of phosphorus and boron.