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:
Apr. 14, 2015
Filed:
Apr. 20, 2011
Dong-won Kim, Daejeon, KR;
Jong-min Lee, Daejeon, KR;
Young-joo Kim, Daejeon, KR;
Jae-sung Kim, Daejeon, KR;
Dong-Won Kim, Daejeon, KR;
Jong-Min Lee, Daejeon, KR;
Young-Joo Kim, Daejeon, KR;
Jae-Sung Kim, Daejeon, KR;
Korea Electric Power Corporation, Seoul, KR;
Abstract
A fuel preprocess system for a coal combustion boiler is disclosed. The fuel preprocess system for a coal combustion boiler that dries biomass or refuse-derived fuel in accordance with the present invention can include: a dryer configured to dry the biomass or refuse-derived fuel by use of flue gas generated after combustion in the boiler; and a torrefier configured to devolatilize a fibrous component contained in the dried fuel from the fuel dried in the dryer by use of primary air that is heat-exchanged after the combustion in the boiler.