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:
Dec. 22, 1992
Filed:
Dec. 23, 1991
Applicant:
Inventor:
Gunter Flemming, Erkrath, DE;
Assignee:
SMS Schloemann Siemag Aktiengesellschaft, Dusseldorf, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D / ; B22C / ;
U.S. Cl.
CPC ...
164418 ; 164459 ; 164138 ;
Abstract
A continuous steel casting mold includes walls with base members of copper alloy which are provided with cooling ducts. In order to improve the wear resistance and to prevent cracks, a working coating of pure copper is provided on the base members. It is also possible to provide an intermediate layer of pure copper on the base member and a working coating on the intermediate layer. The layer of pure copper has a thickness of at least 0.2 mm.