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:
Jun. 25, 2013
Filed:
Mar. 10, 2010
Applicants:
Yue-yun Wang, Troy, MI (US);
Chol-bum M. Kweon, Rochester, MI (US);
Ibrahim Haskara, Macomb, MI (US);
Frederic Anton Matekunas, Troy, MI (US);
Donald Terry French, Warren, MI (US);
Inventors:
Yue-Yun Wang, Troy, MI (US);
Chol-Bum M. Kweon, Rochester, MI (US);
Ibrahim Haskara, Macomb, MI (US);
Frederic Anton Matekunas, Troy, MI (US);
Donald Terry French, Warren, MI (US);
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
Combustion pressure in a diesel combustion chamber is monitored to determine a combustion parameter as a function of the monitored pressure. A cetane number of the fuel combusted is determined as a function of a predetermined correlation between the combustion parameter and the cetane number.