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:
Jul. 06, 2021
Filed:
Mar. 01, 2017
Applicant:
Taiyo Nippon Sanso Corporation, Tokyo, JP;
Inventors:
Assignee:
TAIYO NIPPON SANSO CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21B 13/12 (2006.01); F27D 21/00 (2006.01); F23D 14/22 (2006.01); C21C 5/52 (2006.01); F27D 19/00 (2006.01); G01J 5/00 (2006.01);
U.S. Cl.
CPC ...
C21B 13/12 (2013.01); F23D 14/22 (2013.01); F27D 21/00 (2013.01); F27D 21/0014 (2013.01); C21C 5/52 (2013.01); F27D 2019/0015 (2013.01); G01J 5/004 (2013.01); Y02P 10/20 (2015.11);
Abstract
One object of the present invention is to improve efficiency at the time of operation of a melting and refining furnace of a cold iron source using an oxygen burner lance, and the present invention provides a melting and refining furnace comprising a through-hole provided through a furnace wall, one or more oxygen burner lances provided in the through-hole: and a thermometer which is configured to measure a temperature in the furnace, the oxygen burner lance has one or more openings communicating with the inside of the furnace, and the thermometer is provided in any one of the openings.