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:
Oct. 26, 2010
Filed:
Jun. 08, 2006
Jürgen Kunze, Xanten, DE;
Rolf Degel, Ratingen, DE;
Dieter Borgwardt, Ratingen, DE;
Andrzej Warczok, Toronto, CA;
Gabriel Angel Riveros Urzua, Santiago, CL;
Marco Antonio Caceres Rivera, Santiago, CL;
Roberto Marcelo Parada Araya, San Felipe, CL;
Jürgen Kunze, Xanten, DE;
Rolf Degel, Ratingen, DE;
Dieter Borgwardt, Ratingen, DE;
Andrzej Warczok, Toronto, CA;
Gabriel Angel Riveros Urzua, Santiago, CL;
Marco Antonio Caceres Rivera, Santiago, CL;
Roberto Marcelo Parada Araya, San Felipe, CL;
SMS Siemag Aktiengesellschaft, Düsseldorf, DE;
Abstract
The invention relates to a method for reducing and/or refining a metal-containing slag. The aim of the invention is to improve reduction of the slag. For this purpose, calcium carbide (CaC) is added to the slag as the reducing agent.