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. 03, 2025
Filed:
Mar. 31, 2020
Applicant:
Jfe Steel Corporation, Tokyo, JP;
Inventors:
Hiroyuki Shimamoto, Tokyo, JP;
Tomohiko Ito, Tokyo, JP;
Tatsuya Yamaguchi, Tokyo, JP;
Nozomu Nishimura, Tokyo, JP;
Assignee:
JFE STEEL CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27B 1/28 (2006.01); C21B 5/00 (2006.01); G05B 23/02 (2006.01); F27D 21/00 (2006.01);
U.S. Cl.
CPC ...
F27B 1/28 (2013.01); C21B 5/00 (2013.01); G05B 23/0221 (2013.01); F27D 2021/0007 (2013.01);
Abstract
A blast furnace fault determination apparatus includes a processor configured to: calculate a fault index indicative of a degree of fault in a blast furnace; calculate a ventilation index of the blast furnace; and determine a fault condition in the blast furnace using the fault index and the ventilation index.