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. 01, 1981
Filed:
Nov. 27, 1979
Applicant:
Inventor:
Robert W Montgomery, Sheffield, GB;
Assignee:
British Steel Corporation, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
13 1 / ;
Abstract
An electrode for an arc furnace comprising a water-cooled tubular column (2) and dependent therefrom a number of interconnected graphite or carbon sections, the column surrounding and being electrically insulated from one or more bus bars (5,6) extending centrally through the column and connected to a conductive screw-threaded member (7) at one end thereof, one of the graphite sections (13) being secured to the member, and that section, together with the other(s), being secured to one another through graphite nipples (15) having screw-threads of the same size as that of the said member.