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:
Mar. 09, 2004
Filed:
Oct. 19, 2001
Applicant:
Inventors:
Daniel Gourdain, Lagny sur Marne, FR;
Jean-Marc Peyron, Creteil, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F 3/04 ;
U.S. Cl.
CPC ...
B01F 3/04 ;
Abstract
To reduce the level of oxygen concentration in the waste gases emitted by the stack of such installations, according to the invention, connecting means ( ) connect the respective internal spaces of a chamber ( ), for discharging an inert gas miscible with oxygen and of lower density than air, such as nitrogen, and of the stack ( ); thus, this inert gas is mixed with at least the oxygen flowing through the stack and the mixture obtained is discharged with a velocity at least equal to approximately 7 m/s at the exit of the stack.