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:
Jan. 10, 1995
Filed:
Apr. 23, 1993
Applicant:
Inventors:
Lawrence R Morrow, Richmond, TX (US);
Wilson K Martir, Houston, TX (US);
Hossein Aghazeynali, Sugar Land, TX (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
250301 ; 2504611 ;
Abstract
A method to determine the amount of oil, including dispersed oil, in water at low levels wherein a surfactant is first mixed with water which may contain dispersed oil, the surfactant comprising a non-aromatic surfactant able to solubilize into water the particular oil being tested for, and comparing the emission fluorescence of the surfactant/water mixture to previous correlations drawn between known amounts of oil in water and their emission fluorescence under similar conditions.