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:
Oct. 20, 2026
Filed:
Sep. 22, 2021
Paul Wurth S.a., Luxembourg, LU;
PAUL WURTH S.A., Luxembourg, LU;
Abstract
A gas injection system for a blast furnace or shaft furnace or metallurgical furnace comprising a furnace wall and a cooling plate wherein the gas injection system comprises a gas distribution pipe, one or more injectors having a nozzle, where the nozzle comprises a ceramic insert, where the cooling element has a hot side, turned away from the furnace wall, where a protrusion is attached to the hot side of said cooling plate, where the ceramic insert traverses the furnace wall and the cooling plate and the protrusion on cooling plate and where the ceramic inserts have an adaptable length so that they either protrude inside the furnace, or that they are flush with a hot face of the cooling plate or stay slightly in retreat with a hot face of the cooling plate.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile