Patent · US Expired

Submerged nozzle for slab continuous casting moulds

US6336575B1 · kind B1 · utility

2Cited by

4References

9Claims

0Family size

Assignee

Mannesmann AG · DE

Inventors

Hans-Jurgen Schemeit · Langenfeld, DE
Ulrich Urlau · Moers, DE

Key dates

Filing date	Nov 29, 1999
Grant date	Jan 8, 2002
Priority date	—
Expiry date	Nov 29, 2019

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB22D41/50
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

An immersion nozzle of a metallurgic vessel which is arranged upstream of a continuous casting mold and which is constructed as a single-piece structural component part and has, in the mouth area, a slit-shaped pour-out opening whose length is several times greater than its width. The immersion nozzle has a cylindrical shape with a circular, oval, or bone-shaped cross-sectional shape, and the slit-shaped pour-out opening is constructed as a continuous slit extending in the base and the side wall of the cylindrical part of the immersion nozzle.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.