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. 09, 1976
Filed:
Feb. 14, 1975
Applicant:
Inventors:
Mitsuya Iguchi, Himeji, JA;
Masahiro Kuwashiro, Himeji, JA;
Assignee:
Toshin Seiko Kabushiki Kaisha, Tokyo, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21C / ;
U.S. Cl.
CPC ...
266241 ; 266280 ;
Abstract
A furnace for producing steel from steel scrap and the like is constructed in a manner such that the interior surface of the furnace wall upward from a level spaced apart by a predetermined distance from the surface of a slag layer formed on the molten steel is lined with carbonaceous bricks, and water-cooling means are provided in this part of the furnace wall.