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:
Mar. 18, 2003
Filed:
Aug. 27, 2001
Peter Tischenko, Donezk, UA;
Angelico Della Negra, Povoletto, IT;
Milorad Pavlicevic, Udine, IT;
Alfredo Poloni, Fogliano Di Redipuglia, IT;
Danieli & C. Officine Meccaniche S.p.A., Buttrio, IT;
Abstract
Device to take in fumes and cool the roof ( ) of electric furnaces. The device has a central aperture ( ) into which an electrode can be inserted and a peripheral aperture ( ) to take in and discharge the fumes. The device also has a first cooling system ( ) for a central zone surrounding, and cooperating with, the central aperture ( ), and a second system ( ) to take in and convey the fumes. The first cooling system ( ) includes a circular cyclone chamber ( ) having a plurality of turns ( ) able to cool the zone surrounding the central aperture ( ).