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:
Aug. 31, 1982
Filed:
Dec. 21, 1979
Applicant:
Inventor:
Jean Goedert, Esch, LU;
Assignee:
Arbed S.A., Luxembourg, LU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21C / ;
U.S. Cl.
CPC ...
75 51 ; 75 52 ; 75 53 ; 75 58 ;
Abstract
A desulphurizing agent is blown into a metallurgical converter from a storage bin which is connected over a vane type bilowthrough feeder. Variable amounts of desulphurizing agents are fed through the inlet by margin the rotational speed of the vanes.