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. 14, 2008
Filed:
Jun. 21, 2005
Applicants:
Ramesh Varadaraj, Flemington, NJ (US);
Cornelius Hendrick Brons, Easton, PA (US);
Inventors:
Ramesh Varadaraj, Flemington, NJ (US);
Cornelius Hendrick Brons, Easton, PA (US);
Assignee:
ExxonMobil Research and Engineering Company, Annandale, NJ (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01G 31/00 (2006.01); C10C 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for reducing the viscosity and surface wetting tendency of an oil containing hydrophilic aspaltenes comprises adding to said oil an amount of hydrophobic asphaltenes in the range of 1 to 80 wt % based on weight of the hydrophilic asphaltense of said oil.