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:
Jun. 25, 2013
Filed:
Sep. 07, 2010
Richard Carroni, Niederrohrdorf, CH;
Marcel Rieker, Niedergoesgen, CH;
Adnan Eroglu, Untersiggenthal, CH;
Heinz Schaer, Matten (St. Stephan), CH;
Richard Carroni, Niederrohrdorf, CH;
Marcel Rieker, Niedergoesgen, CH;
Adnan Eroglu, Untersiggenthal, CH;
Heinz Schaer, Matten (St. Stephan), CH;
Alstom Technology Ltd, Baden, CH;
Abstract
A burner arrangement includes a tubular mixing tube extending along an axis and configured to mix fuel and air, the mixing tube opening into a combustion chamber in a direction of flow; and a film air ring disposed in the mixing tube and arranged concentrically to the axis, the film air ring configured to prevent a backfiring of the fuel disposed in the mixing tube and to generate or reinforce an air film near the wall, wherein the film air ring has at least one annular gap concentric to the axis and configured to inject air.