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:
Jan. 29, 2002
Filed:
Aug. 31, 2000
Applicant:
Inventors:
Alfredo Poloni, Fogliano di Redipuglia, IT;
Milorad Pavlicevic, Udine, IT;
Assignee:
Danieli & C. Officine Meccaniche SpA, Buttrio (UD), IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21B 7/08 ;
U.S. Cl.
CPC ...
C21B 7/08 ;
Abstract
Gravitational type furnace for the direct reduction of mineral iron comprising a median reaction zone ( ) in which the reactions to reduce the mineral iron occur, means ( ) to feed the mineral iron to said reaction zone ( ), distribution means ( ) to introduce reducing gas into said reaction zone ( ), discharge means ( ) to discharge the reduced metal iron, and an intake device ( ) for the reducing gas, said intake device ( ) being positioned in correspondence with a chamber ( ) situated above said reaction zone ( ), a toroidal grid ( ) being arranged in said chamber ( ).