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. 19, 2008
Filed:
Apr. 08, 2002
Henri Lancelin, Morangis, FR;
Gilles Guene, Levis Saint Mom, FR;
Patrick Bleuse, Le Quesnoy, FR;
Pierre Clausin, Ville d'Avray, FR;
Henri Lancelin, Morangis, FR;
Gilles Guene, Levis Saint Mom, FR;
Patrick Bleuse, Le Quesnoy, FR;
Pierre Clausin, Ville d'Avray, FR;
Proengin SA, Saint Cyr l'Ecole, FR;
Abstract
The present method uses a spectrophotometric and/or ionisation detection device in which the gas to be analyzed and illuminated by a light source emitting in a range of wavelengths distinct from the one used for spectrophotometry so as to carry out a nephelometric and/or turbidimetric detection, the results of this detection being used to carry out an adjustment of the device for counting the particles and/or for determining the composition of these particles.