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. 13, 2006
Filed:
Mar. 12, 2001
Applicants:
Fabrice Lemoine, Lamath, FR;
Pascal LA Vieille, Toulouse, FR;
Inventors:
Fabrice Lemoine, Lamath, FR;
Pascal La Vieille, Toulouse, FR;
Assignee:
Institut National Polytechnique de Lorraine (INPL), Vandoeuvre les Nancy, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01K 13/00 (2006.01); G01N 21/64 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical method, and an optical device based on a laser source for implementing an optical method, for nonintrusively measuring the temperature of a flowing liquid by using the fluorescence induced by a laser beam in a measurement volume of the liquid, uses a single temperature-sensitive fluorescent tracer and at least two separate spectral detection windows on the tracer, after molecular dilution of the tracer in the liquid medium.