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:
Mar. 26, 1996
Filed:
Oct. 11, 1994
Applicant:
Inventors:
Assignee:
NKK Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
266236 ; 222606 ;
Abstract
An immersion nozzle for continuous casting have an immersion nozzle body, at least one opening hole for receiving the molten metal, a vertical bore, at least one pair of exit ports for introducing the molten metal into the mold through the vertical bore, a slit opening for introducing the molten metal downwardly and a downwardly convex surface of the bottom of the vertical bore. The slit opening is located at a bottom end of the body of said immersion nozzle which is below the exit ports and in parallel to the width direction of the mold.