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:
Mar. 16, 1993
Filed:
May. 20, 1992
Applicant:
Inventor:
Hartmut Pungs, Laufenburg, DE;
Assignee:
Hermann C. Starck GmbH & Co. KG, Berlin, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C22B / ;
U.S. Cl.
CPC ...
75 1035 ;
Abstract
The metal-values bearing slags of metallothermic processes are separated from metal melts and then fully reduced electrothermally with carbon to form a new metal melt. Slag removed from the new metal melt is essentially free of said metal values.