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. 01, 2014
Filed:
May. 12, 2009
Katsuhiko Takagi, Tokyo, JP;
Hitoshi Saima, Tokyo, JP;
Yasuhiro Mogi, Tokyo, JP;
Yasuo Miyoshi, Tokyo, JP;
Katsuhiko Takagi, Tokyo, JP;
Hitoshi Saima, Tokyo, JP;
Yasuhiro Mogi, Tokyo, JP;
Yasuo Miyoshi, Tokyo, JP;
JFE Steel Corporation, , JP;
Abstract
A reforming method of a metallurgical furnace generated exhaust gas includes reforming a high temperature exhaust gas discharged from a metallurgical furnace by adding a reducing agent to the gas, wherein addition of the reducing agent is initiated when an oxygen concentration in the exhaust gas is 1 vol % or less, and a reforming reaction is completed when a temperature of the exhaust gas is 800° C. or higher, and an apparatus thereof. The reducing agent is blown from a reducing agent blowing nozzle having a double pipe structure.