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:
Jan. 25, 1977
Filed:
Oct. 23, 1975
Applicant:
Inventors:
Kare Folgero, Vasteras, SW;
Lars-Gunnar Norberg, Hagfors, SW;
Assignee:
Allmanna Svenska Elektriska Aktiebolaget, Vasteras, SW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21C / ;
U.S. Cl.
CPC ...
266218 ; 266286 ;
Abstract
A metallurgical furnace vessel is provided with means for injecting fluid into a melt in a vessel, the fluid carrying materials reactive with the melt and incidentally causing rapid erosion of the vessel's wall portion above the location where the fluid is injected. This wall portion is provided with cooling means and is made so that it can be removed for repair or replacement.