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:
May. 17, 1977
Filed:
Apr. 02, 1976
Applicant:
Inventor:
Bernard Robert Pollard, Aliquippa, PA (US);
Assignee:
Jones & Laughlin Steel Corporation, Pittsburgh, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
164259 ; 164 66 ; 164 82 ; 1642 / ;
Abstract
The oxygen content in a continuous casting mold atmosphere may be minimized by use of a gas shroud with tubular members having the following area relationship: ##EQU1##