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:
Sep. 11, 2012
Filed:
Feb. 12, 2009
Hiromi Koizumi, Hitachi, JP;
Tomohiro Asai, Namegata, JP;
Hiroshi Inoue, Mito, JP;
Tsunemasa Nishijima, Hitachi, JP;
Hidetaro Murata, Hitachi, JP;
Hiromi Koizumi, Hitachi, JP;
Tomohiro Asai, Namegata, JP;
Hiroshi Inoue, Mito, JP;
Tsunemasa Nishijima, Hitachi, JP;
Hidetaro Murata, Hitachi, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A combustor includes two upstream parts of fuel supply system supplying gaseous fuels of two types having different heating values from each other, a three-way fuel transfer valve merging the two upstream parts of fuel supply system with each other, a plurality of gaseous fuel supply subsystems supplying a combustion chamber with the gaseous fuels supplied through the three-way fuel transfer valve and branched, and a plurality of burners injecting, corresponding to each of the gaseous fuel supply subsystems, the gaseous fuel supplied from the gaseous fuel supply subsystem into the combustion chamber.