Title: Surface Passivation and the Methods for the Reduction of Fuel Thermal Degradation Deposits
Issue Date: December 6, 2011
Applicant: Afton Chemical Corporation
Abstract: In a specific embodiment of this invention, deposits and soot formation in a direct injection engine are reduced by passivating the injectors to within 0.1 mm of the injector nozzle. The fuel used with the inventive injectors comprises fuel-soluble additives.
Available at: Patent No. 8,069,826
Downloadable copy: [Patent No. 8,069,826 PDF]