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:
Feb. 26, 2013
Filed:
Jul. 09, 2009
Applicant:
Laurence Waino Mckeen, Sewell, NJ (US);
Inventor:
Laurence Waino McKeen, Sewell, NJ (US);
Assignee:
E. I. duPont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 5/00 (2006.01); B05D 7/22 (2006.01); F16L 9/147 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for adhering a lining to the interior surface of an oil pipe wherein the lining imparts substantially reduced adhesion of asphaltenes, paraffin wax, and inorganic scale, so as to reduce plugging of the oil pipe, and impermeability to salt water so as to protect the oil pipe from corrosion.