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.

Date of Patent:
Oct. 26, 2021

Filed:

Dec. 05, 2018
Applicant:

Vesuvius U S a Corporation, Champaign, IL (US);

Inventors:

Khushwant Saini, Strongsville, OH (US);

Donald Zacharias, Polk, OH (US);

Thongxai Vouthy, Garden City, KS (US);

John Morris, Strongsville, OH (US);

Assignee:

Vesuvius U S A Corporation, Champaign, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D 11/18 (2006.01); B22D 43/00 (2006.01); B22D 41/00 (2006.01); B22D 11/118 (2006.01);
U.S. Cl.
CPC ...
B22D 11/118 (2013.01); B22D 41/00 (2013.01); B22D 43/001 (2013.01);
Abstract

A tundish with improved flow characteristics for molten metal has an outlet in its base. The outlet is spaced longitudinally in the tundish from a pour zone. The pour zone is positioned to receive a stream of molten steel from a ladle. The outlet is provided with a refractory barrier at its upper end. A portion of the floor of the tundish circumferential to the outlet is provided with a refractory structure having an interior free volume. Structures within the tundish, such as a dam extending upwardly from the tundish floor between the pour zone and the outlet, or a well in the tundish floor surrounding the outlet, may be used to affect the flow of molten metal in the tundish.


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