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:
Sep. 22, 1987
Filed:
Sep. 10, 1986
Applicant:
Inventors:
Joachim Ehle, Lautenbach, DE;
Gerhard Fuchs, Kehl-Bodersweier, DE;
Klaus Kimmer, Willstatt, DE;
Horst-Rudiger Langfeldt, Baden-Baden, DE;
Assignee:
Fuchs Systemtechnik GmbH, Willstatt-Legelshurst, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27D / ; F27D / ;
U.S. Cl.
CPC ...
373 71 ; 373 83 ;
Abstract
A furnace vessel (301) of a metallurgical furnace, in particular an electric arc furnace, in which the tap hole (305) is arranged within a lower vessel (303) which is oval or circular in plan view, in the vicinity of the wall of the vessel, and the upper vessel (309), above the tap hole (305), includes a vessel portion (320) which is displaced or is displaceable relative to the lower vessel towards the center of the vessel and in which there is provided a maintenance opening (327) for the tap hole (305) (FIG. 11).