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.

Date of Patent:
Nov. 03, 2026

Filed:

Jun. 15, 2021
Applicant:

Jfe Steel Corporation, Tokyo, JP;

Inventors:

Yoshinari Hashimoto, Tokyo, JP;

Ryosuke Masuda, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21B 7/24 (2006.01); C21B 5/00 (2006.01);
U.S. Cl.
CPC ...
C21B 7/24 (2013.01); C21B 5/006 (2013.01); C21B 2300/04 (2013.01);
Abstract

An operation guidance method includes: predicting a state in a blast furnace when a current operation state is retained in a future, by using a physical model that is able to calculate the state in the blast furnace; and displaying, on an output device, an oxygen balance in a raceway region, a carbon balance in an entire furnace, and an oxygen balance derived from iron oxide in the entire furnace, when the state in the blast furnace is predicted.


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Hashimoto, Yoshinari. (2026). Operation guidance method, blast furnace operation method, hot metal manufacturing method, and operation guidance apparatus (U.S. Patent No. 12781296). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12781296

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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