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. 03, 1979
Filed:
Jan. 12, 1978
Applicant:
Inventor:
George T Kekish, Chicago, IL (US);
Assignee:
Nalco Chemical Company, Oak Brook, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C21B / ;
U.S. Cl.
CPC ...
75257 ; 75 30 ;
Abstract
A flux for fluidizing slag in a cupola comprising a briquette which is composed of a major portion of alumina and an alkali metal base in an amount to provide an Al.sub.2 O.sub.3 :Na.sub.2 O ratio ranging from 1:0.4 to 1:0.8 and from 5 up to 50% by weight of a binder from the group consisting of a montmorillonite clay, alumino silicate zeolites, sodium aluminate and aluminum phosphate. The briquette is characterized as being able to substantially maintain its physical integrity at about 1000.degree. C. for about 1 hour.