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:
Jan. 05, 1982
Filed:
Jul. 31, 1980
Applicant:
Inventors:
Paul G Adams, Birmingham, AL (US);
John T Cruell, Frankfort, IL (US);
Assignee:
Nalco Chemical Company, Oak Brook, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
249204 ; 2940215 ;
Abstract
An ingot stool of the type upon which steel is poured comprising a rectangular slab of cast iron having a top, bottom and sides with the top having its center portion cut out, a precast ceramic stool insert adapted to fit in snug relationship with center cut out portion of the stool, at least two vertical recesses formed within the ceramic stool insert adapted to receive a nut and at least two bolts passing through the bottom of the stool and threaded into the nuts located within the vertical recesses and ceramic plugs adapted to fill the vertical recesses after the nuts have been engaged with the bolts.