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:
Jan. 29, 2019
Filed:
Aug. 21, 2014
Applicant:
Abb Schweiz Ag, Baden, CH;
Inventors:
Xiaojing Zhang, Väserås, SE;
Jan Erik Eriksson, Väserås, SE;
Michael Lundh, Väserås, SE;
Conny Svahn, Väserås, SE;
Assignee:
ABB Schweiz AG, Baden, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27D 3/00 (2006.01); F27D 27/00 (2010.01); F27D 21/00 (2006.01); B01F 13/08 (2006.01); C21C 5/52 (2006.01); H05B 7/18 (2006.01); F27D 3/15 (2006.01); G01J 5/00 (2006.01); F27D 19/00 (2006.01);
U.S. Cl.
CPC ...
F27D 21/0014 (2013.01); B01F 13/0809 (2013.01); C21C 5/5217 (2013.01); C21C 5/5247 (2013.01); F27D 3/1509 (2013.01); F27D 27/00 (2013.01); G01J 5/0044 (2013.01); H05B 7/18 (2013.01); C21C 2005/5288 (2013.01); C21C 2300/06 (2013.01); F27D 2019/0003 (2013.01); Y02P 10/212 (2015.11); Y02P 10/286 (2015.11);
Abstract
A system and a method for determining/predicting a tapping time for a metal melt in an electric arc furnace (EAF), at least one electrode is provided for melting the metal melt until it reach a target tapping temperature, the EAF further includes a slag and smoke layer on the surface of the metal melt, wherein an electromagnetic stirrer is provided for stirring the metal melt.