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. 19, 2015
Filed:
Jul. 21, 2009
Applicants:
Joseph L. Stark, Richmond, TX (US);
Timothy J. O'brien, Sugar Land, TX (US);
Thomas J. Falkler, Missouri City, TX (US);
Inventors:
Joseph L. Stark, Richmond, TX (US);
Timothy J. O'Brien, Sugar Land, TX (US);
Thomas J. Falkler, Missouri City, TX (US);
Assignee:
BAKER HUGHES INCORPORATED, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 95/00 (2006.01); C09D 4/00 (2006.01); C09D 101/00 (2006.01); C09D 201/00 (2006.01); C08L 61/06 (2006.01); C10C 3/02 (2006.01);
U.S. Cl.
CPC ...
C08L 61/06 (2013.01); C08L 95/00 (2013.01); C08L 2555/30 (2013.01); C08L 2555/60 (2013.01); C08L 2555/80 (2013.01); C10C 3/026 (2013.01);
Abstract
Additives may be used to lower the set up point for bitumen thereby allowing it to be transported from place to place more easily. Additives useful for lowering the set up point of bitumen include alkylphenol formaldehyde resins and oxyalkylated alkylphenol formaldehyde resins; amines and esters; solvents; and combinations thereof.