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. 06, 1976
Filed:
Jan. 09, 1974
Applicant:
Inventors:
Walter Meichsner, Homberg, DT;
Wolfgang Ullrich, Rheinkamp-Baerl, DT;
Heinrich Rellermeyer, Duisburg-Hamborn, DT;
Assignee:
August Thyssen-Hutte AG, Duisburg-Hamborn, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21C / ; B08B / ;
U.S. Cl.
CPC ...
75 46 ; 75 53 ; 75 58 ; 134-2 ; 134 / ; 134 42 ;
Abstract
Residual slag incrustations containing calcium oxide are removed from a surface in the presence of which molten iron has been desulfurized by contacting said incrustations with a source of an oxide of boron.