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:
Nov. 04, 2014
Filed:
Mar. 14, 2013
Jan-erik Eriksson, Vasteras, SE;
Mohamed Ali Rahmani, Vasteras, SE;
Ola Widlund, Hagersten, SE;
Olof Hjortstam, Vasteras, SE;
Rebei Bel Fdhila, Vasteras, SE;
Shiva Sander-tavallaey, Taby, SE;
Ulf Sand, Vasteras, SE;
Xiaojing Zhang, Vasteras, SE;
Tord Kroon, Vasteras, SE;
Jan-Erik Eriksson, Vasteras, SE;
Mohamed Ali Rahmani, Vasteras, SE;
Ola Widlund, Hagersten, SE;
Olof Hjortstam, Vasteras, SE;
Rebei Bel Fdhila, Vasteras, SE;
Shiva Sander-Tavallaey, Taby, SE;
Ulf Sand, Vasteras, SE;
Xiaojing Zhang, Vasteras, SE;
Tord Kroon, Vasteras, SE;
ABB Research Ltd., , CH;
Abstract
An apparatus for electromagnetic stirring of the steel melt in an electrical arc furnace includes two electromagnetic stirrer units, a current supply, and a control unit. The two stirrers are mounted on an outer bottom surface of the electrical arc furnace at opposites sides of a central position of the bottom surface, the current supply is operatively connected to the two electromagnetic stirrer units, and the control unit is operatively connected to the current supply to control the operation of the two electromagnetic stirrer units.