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. 15, 1980
Filed:
Jul. 28, 1977
Applicant:
Inventors:
Wolfgang Von Jan, Windeck-Schladern, DE;
Horst Gravemann, Osnabrueck, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22C / ; B22D / ; B28B / ;
U.S. Cl.
CPC ...
164418 ; 164 72 ; 164138 ; 106 3827 ; 204 49 ;
Abstract
A metal mold employed for the casting of metals, preferably steel, has a wear resistant layer on the casting surface thereof formed of a different metal having solid particles dispersed therein. A preferred mold is formed of copper or alloy thereof having an electrolytically deposited nickel layer with silicon carbide particles dispersed therein.