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Class Information
Number: 123/198A
Name: Internal-combustion engines > Accessories > Decarbonizers and antiknocks
Description:










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8671891 Expanding the operating envelope of advanced combustion enigines Mar. 18, 2014
8622031 System for supplementary fuel supply Jan. 7, 2014
8602721 Method of operating turbocharged piston engine Dec. 10, 2013
8490583 Internal combustion engine enhancement system Jul. 23, 2013
8468983 Optimized fuel management system for direct injection ethanol enhancement of gasoline engines Jun. 25, 2013
8459300 Arrangement for feeding a liquid additive for an internal-combustion engine Jun. 11, 2013
8353269 Spark ignition engine that uses intake port injection of alcohol to extend knock limits Jan. 15, 2013
8302580 Fuel management system for variable ethanol octane enhancement of gasoline engines Nov. 6, 2012
8291873 Valve arrangement for a combustion engine Oct. 23, 2012
8276565 Fuel management system for variable ethanol octane enhancement of gasoline engines Oct. 2, 2012
8272353 Apparatus for using ammonia as a sustainable fuel, refrigerant and NOx reduction agent Sep. 25, 2012
8251022 System and method for storage and delivery of a fuel additive on-board a plug-in hybrid electric vehicle Aug. 28, 2012
8201577 Feeding arrangement for a liquid additive for an internal-combustion-engine Jun. 19, 2012
8170775 Fuel injection device for internal combustion engine May. 1, 2012
8146568 Fuel management system for variable ethanol octane enhancement of gasoline engines Apr. 3, 2012
8145408 Procedure for checking the functionality of a metering valve of a NOx-reduction system of a combustion engine Mar. 27, 2012
8082735 Optimized fuel management system for direct injection ethanol enhancement of gasoline engines Dec. 27, 2011
8069839 Fuel management system for variable ethanol octane enhancement of gasoline engines Dec. 6, 2011
7971572 Fuel management system for variable ethanol octane enhancement of gasoline engines Jul. 5, 2011
7892363 Cleaning tool assembly and method for cleaning a fuel injector Feb. 22, 2011
7878183 Apparatus, system, and method to provide air to a doser injector nozzle Feb. 1, 2011
7841325 Fuel management system for variable ethanol octane enhancement of gasoline engines Nov. 30, 2010
7823562 Engine fuel control system Nov. 2, 2010
7762233 Fuel management system for variable ethanol octane enhancement of gasoline engines Jul. 27, 2010
7743737 Engine on pulsed fuel additive concentrate dosing system and controller Jun. 29, 2010
7726265 Fuel tank system for direct ethanol injection octane boosted gasoline engine Jun. 1, 2010
7703430 Portable gas powered internal combustion engine arrangement Apr. 27, 2010
7681554 Approach for reducing injector fouling and thermal degradation for a multi-injector engine system Mar. 23, 2010
7640915 Fuel management system for variable ethanol octane enhancement of gasoline engines Jan. 5, 2010
7640896 Ammonia storage for on-vehicle engine Jan. 5, 2010
7610896 Control device for internal combustion engine Nov. 3, 2009
7600503 Flex-fuel variable displacement engine control system and method Oct. 13, 2009
7549408 Flex-fuel variable displacement engine control system and method Jun. 23, 2009
7531048 On-wing combustor cleaning using direct insertion nozzle, wash agent, and procedure May. 12, 2009
7493884 Method and system for reducing pollutant emissions of an engine Feb. 24, 2009
7469661 Additive tank for a vehicle having an internal combustion engine Dec. 30, 2008
7444987 Fuel management system for variable anti-knock agent octane enhancement of gasoline engines Nov. 4, 2008
7428890 On-board fuel additive injection systems Sep. 30, 2008
7314033 Fuel management system for variable ethanol octane enhancement of gasoline engines Jan. 1, 2008
7270088 System and method for storage and delivery of a fuel additive to a fuel tank Sep. 18, 2007
7225787 Optimized fuel management system for direct injection ethanol enhancement of gasoline engines Jun. 5, 2007
7137377 Intake valve cleaning method for a direct injection engine with computer controlled intake valves Nov. 21, 2006
6904889 Engine for personal watercraft and crankshaft thereof Jun. 14, 2005
6892691 Method for operating an internal combustion engine May. 17, 2005
6883483 Gasket with pushrod retainer Apr. 26, 2005
6874461 Combustion chamber decarboning squid Apr. 5, 2005
6832595 Self-cleaning internal combustion engine intake valve Dec. 21, 2004
6830630 Method of cleaning an internal combustion engine Dec. 14, 2004
6820627 Direct fuel injector cleaner injection device Nov. 23, 2004
6779513 Fuel injector for an internal combustion engine Aug. 24, 2004

1 2 3 4










 
 
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