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:
Jun. 26, 2001
Filed:
Jun. 16, 1999
Francois-Noël Richard, Nancy, FR;
Jose Simoes, Saint-Ghislain, BE;
Vesuvius Crucible Company, Wilmington, DE (US);
Abstract
The invention relates to a plant for transferring liquid metal, in particular steel, between an upstream container (,) and a downstream container (,), comprising: an upstream container (,); a tapping spout (,); a downstream container (,), a flow regulator (,) for regulating the flow of liquid metal through the tapping spout (,); a set of refractory assemblies (,) which are placed between the upstream container and the downstream container, delimiting the tapping spout (,) via which the liquid metal flows from the upstream container (,) into the downstream container (,), each refractory assembly of the tapping spout (,) having at least one mating surface (,) forming a joint with a corresponding surface of an adjacent refractory assembly; a shroud channel (,) placed around the tapping spout (,) near at least one mating surface (,) between refractory assemblies (,), this shroud channel having an inlet (,) capable of allowing the introduction of materials; in which plant means (,) are provided for introducing a sealing agent into the shroud channel (,).