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:
Oct. 07, 2003
Filed:
Feb. 02, 2001
Applicant:
Inventors:
Konstantin Mirotchnik, Calgary, CA;
Kevin Allsopp, Calgary, CA;
Apostolos Kantzas, Calgary, CA;
Daniel Marentette, Calgary, CA;
Assignee:
University Technologies International Inc., Calgary, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 2/400 ; G01N 3/324 ;
U.S. Cl.
CPC ...
G01N 2/400 ; G01N 3/324 ;
Abstract
A method of determining the composition of a sample including heavy oil or bitumen and water using low-field NMR. The NMR spectrum of the sample is taken at relatively low and high temperatures and the oil or water content is determined from the spectra and differential spectrum.