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. 16, 1985
Filed:
May. 03, 1983
Applicant:
Inventors:
Charles D Roberts, Longview, TX (US);
Ben R Cave, Avinger, TX (US);
Assignee:
Lone Star Steel Company, Dallas, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B / ;
U.S. Cl.
CPC ...
266 44 ; 106313 ; 134-5 ; 266135 ; 432-4 ; 501155 ;
Abstract
A composition for use in fluidizing accumulated pit scrap in ingot soaking pits is provided which contains from about 38 to about 56 wt. % SiO.sub.2, from about 2 to about 4 wt. % C, and from about 38 to about 56 wt. % FeO. A method is also provided according to which an effective amount of the above composition is added to the pit and the pit maintained at a temperature and for a time sufficient to fluidize the accumulated pit scrap. The fluidized pit scrap is then removed by drainage or mechanical means.