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:
Feb. 09, 2010
Filed:
May. 26, 2005
Jean-xavier Morin, Neuville Aux Bois, FR;
Silvestre Suraniti, Aix En Provence, FR;
Jean-Xavier Morin, Neuville Aux Bois, FR;
Silvestre Suraniti, Aix En Provence, FR;
ALSTOM Technology Ltd, Baden, CH;
Abstract
The invention relates to a fluidized-bed device (F, F) provided with a hearth () equipped with gas mixture feeds called primary feeds, said gas mixture being enriched with oxygen, and said hearth () being provided with a network of two types of primary feed nozzle, a first type of nozzle (B, B') injecting a first gas mixture at a first level close to the hearth () and a second type of nozzle (B, B′) injecting a second oxygen-enriched gas mixture at a second level above the first level. According to the invention, said second type of nozzle (B, B′) consists of a device for mixing oxygen with a second gas component and connected by its lower end to an oxygen feed (A,A′) and to a feed of second gas component, and of a device for injecting this mixture into the combustion chamber.