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:
May. 29, 2007
Filed:
Jun. 06, 2003
Applicants:
Joseph L. Stark, Richmond, TX (US);
Robert S. Lauer, Missouri City, TX (US);
Lawrence N. Kremer, The Woodlands, TX (US);
Inventors:
Joseph L. Stark, Richmond, TX (US);
Robert S. Lauer, Missouri City, TX (US);
Lawrence N. Kremer, The Woodlands, TX (US);
Assignee:
Baker Hughes Incorporated, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 175/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is a method for settling suspended finely divided inorganic solid particles from a hydrocarbon slurry using an additive. The additive comprises (a) a hydroxy-terminated polyoxyalkylate chain(s) containing polymer having at least one oxygen atom and at least one nitrogen atom and, optionally, (b) other components such as a solvent, an acid or mixtures thereof.