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:
Jul. 21, 1981
Filed:
Jun. 22, 1979
Applicant:
Inventor:
Lawrence A Greenberg, Allentown, PA (US);
Assignee:
Bethlehem Steel Corporation, Bethlehem, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
249106 ; 249201 ;
Abstract
A hot top for the casting of ingots, especially large size rectangular steel ingots having a thickness of at least 28 inches and a width greater than the thickness but no greater than 36 inches. The hot top has an octagonal refractory lined cavity with the lengths of the four corner sides being substantially equal to each other and greater in length than any of the other four sides, but not greater than 1.2 times the length of the longest of the other four sides.