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. 08, 1980
Filed:
Feb. 17, 1978
Applicant:
Inventors:
Gerhard Fuchs, Willstatt-Legelshurst, DE;
Rudolf Kasper, Baden-Baden, DE;
Assignee:
Korf-Stahl AG, Baden-Baden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27D / ;
U.S. Cl.
CPC ...
13 32 ; 432238 ;
Abstract
A cover for an arc furnace having a plurality of electrodes extending through a central area of the cover, a first cooling box surrounding the electrodes and a second cooling box in the outer area surrounding the central area of the cover. The first cooling box is subdivided into a plurality of cooling areas respectively associated with the plurality of electrodes, the cooling areas being electrically insulated from each other and from the second cooling box.