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. 19, 1988
Filed:
Apr. 07, 1987
Applicant:
Inventors:
Alexander McLean, Oakville, CA;
Iain D Sommerville, Oakville, CA;
Paul S Timmons, Placentia Bay, CA;
Michael S Krugel, Toronto, CA;
Assignee:
Tenneco Canada Inc. (ERCO division), Islington, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21B / ;
U.S. Cl.
CPC ...
75257 ; 75 24 ; 75 53 ;
Abstract
Phosphorus furnace slag is used as a ladle flux and/or as a tundish flux in the continuous casting of steel. The phosphorus furnace slag uniquely combines the properties of thermal insulation, oxidation protection and inclusion absorption necessary to function satisfactorily as a ladle flux and/or as a tundish flux.