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:
Jan. 21, 2003
Filed:
Sep. 18, 2001
Applicant:
Inventors:
Tom Bedwell, Ann Arbor, MI (US);
Carmo Ribeiro, Ann Arbor, MI (US);
Miguel N. D. De Azevedo, Ann Arbor, MI (US);
Assignee:
Federal-Mogul World Wide, Inc., Southfield, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B 7/508 ;
U.S. Cl.
CPC ...
F02B 7/508 ;
Abstract
A ferrous cylinder liner for use in diesel engines equipped with exhaust gas recirculation has at least a portion of its inner surface covered by an electroless coating of nickel. The coating has a maximum thickness of 8 micrometers and presents a continuous, non-porous barrier which protects the ferrous liner against attack from the corrosive EGR environment.