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. 28, 2015
Filed:
Oct. 28, 2010
Soo-tae Lee, Busan, KR;
Won-suk Choi, Busan, KR;
Sung-ho Hong, Seoul, KR;
Gyeong-woo Kang, Busan, KR;
Chang-hoon Shin, Gyeonggi-do, KR;
Soo-Tae Lee, Busan, KR;
Won-Suk Choi, Busan, KR;
Sung-Ho Hong, Seoul, KR;
Gyeong-Woo Kang, Busan, KR;
Chang-Hoon Shin, Gyeonggi-do, KR;
Panasia Co., Ltd., Busan, KR;
Korea Power Engineering Company, Inc., Gyeonggi-do, KR;
Abstract
A system for denitrifying exhaust gas, including a urea water injection unit for supplying urea water and air to a reaction chamber, wherein the urea water injection unit includes: an air supply unit for supplying external air to an injector through an air supply line; a urea water supply unit for supplying urea water to the injector through a urea water supply line; a water supply unit for supplying water to the injector through a water supply line connected to one side of the urea water supply line; a flow control valve for selectively supplying water or urea water to the injector through the urea water supply line; and the injector respectively connected to the air supply unit and the urea water supply unit to selectively discharge air, urea water or water to the reaction chamber through an injection nozzle.