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. 27, 2025
Filed:
Nov. 24, 2022
Vesuvius Group, S.a., Ghlin, BE;
Vesuvius Group, S.A., Ghlin, BE;
Abstract
A submerged nozzle for casting molten metal into a mould, is provided that includes an erosion resistant sleeve () made of a material resistant to erosion provided over a tubular portion and extending along a longitudinal axis (Z). The erosion resistant sleeve includes at least one annular protrusion (), extending radially outwards beyond a recessed portion () of the erosion resistant sleeve over the whole circumference of the erosion resistant sleeve (), the at least one annular protrusion () follows a periodic wavy trajectory oscillating between one or more tip-points situated closest to the first end and a corresponding number of one or more valley-points situated closest to the second end, the periodic wavy trajectory being defined by an amplitude (A) greater than 5 mm and a periodicity (P) comprised between 1 and 20 tip to valley to tip periods per 2π rad.