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:
Apr. 20, 1982
Filed:
Nov. 06, 1980
Applicant:
Inventors:
Francois Schleimer, Dudelange, LU;
Romain Henrion, Esch, Alzette, LU;
Ferdinand Goedert, Dudelange, LU;
Lucien Lorang, Differdange, LU;
Jean Baumert, Esch, Alzette, LU;
Assignee:
Arbed S.A., Luxembourg, LU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D / ; C21C / ; C21C / ;
U.S. Cl.
CPC ...
75 52 ; 75 51 ; 75 59 ; 75 60 ; 266 78 ;
Abstract
Slag is conditioned during blowing from above with oxygen of an iron melt by bubbling an inert gas into the melt from the bottom of the crucible in response to measurements made of the flowability of the slag layer and the speed of decarburization.