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Class Information
Number: 123/573
Name: Internal-combustion engines > Charge forming device (e.g., pollution control) > Crankcase vapor used with combustible mixture > Vapor treated before mixing with combustible mixture (e.g., cooling)
Description: Subject matter in which means is provided to cool or otherwise treat the crankcase vapors before they are mixed with the charge.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8683987 Light turbo compound engine variant Apr. 1, 2014
8651093 Sludge adhesion inhibiting structure for internal combustion engine Feb. 18, 2014
8627809 Engine lubrication method Jan. 14, 2014
8607768 System for improving engine crankcase ventilation Dec. 17, 2013
8602009 Chamber structure for vehicle Dec. 10, 2013
8555827 Separator for a crankcase ventilation of an internal combustion engine Oct. 15, 2013
8539937 Fuel supplying apparatus for internal combustion engine Sep. 24, 2013
8517002 Apparatus for anti-freezing PCV Aug. 27, 2013
8511291 Positive crankcase ventilation system, cylinder head used for positive crankcase ventilation system, internal combustion engine including positive crankcase ventilation system, and positive cr Aug. 20, 2013
8499749 Aerosol separator; components; and, methods Aug. 6, 2013
8499750 Oil mist separator for internal combustion engine Aug. 6, 2013
8495994 Separator for crank housing ventilation of an internal combustion engine Jul. 30, 2013
8485145 Breather air--oil seperator Jul. 16, 2013
8485164 Oil mist separator Jul. 16, 2013
8479715 Internal combustion engine with a first and second cooling system Jul. 9, 2013
8464698 Air intake assembly with integrated crankcase ventilation system Jun. 18, 2013
8439022 Ventilation device for a forced induction internal combustion engine May. 14, 2013
8434434 Crankcase blow-by gas treatment assembly and method of treating blow-by gas May. 7, 2013
8424504 Rotary piston internal combustion engine Apr. 23, 2013
8393315 Crank case ventilator Mar. 12, 2013
8381706 Head cover of an internal combustion engine Feb. 26, 2013
8371262 Method and apparatus to remove a fluidic contaminant from lubricating oil Feb. 12, 2013
8360037 Oil separation apparatus for blow-by gas Jan. 29, 2013
8347865 System and method for returning oil separated from engine crankcase gases Jan. 8, 2013
8336529 Vapor-liquid separating structure Dec. 25, 2012
8322138 Compressor Dec. 4, 2012
8307815 Crankcase ventilation filter assembly Nov. 13, 2012
8261531 Hydrocarbon retaining system for flex-fuel combustion engine Sep. 11, 2012
8230845 Device for separating fluid particles from a gas flow leaking from a crankcase Jul. 31, 2012
8205604 Crankcase vent nozzle for internal combustion engine Jun. 26, 2012
8191537 Crankcase ventilation system with variable blower for increased efficiency Jun. 5, 2012
8171923 Cylinder head lubricating structure for engine May. 8, 2012
8151776 Breather device in engine Apr. 10, 2012
8123829 Gas-liquid separation device of engine Feb. 28, 2012
8118013 Resonator and crankcase ventilation system for internal combustion engine Feb. 21, 2012
8109259 Positive-pressure crankcase ventilation Feb. 7, 2012
8047187 Fuel feed system of engine Nov. 1, 2011
8042529 Device for eliminating oil particles from the crankcase ventilation gas in an internal combustion engine Oct. 25, 2011
8039823 Material activating device Oct. 18, 2011
7918196 Vertical type engine Apr. 5, 2011
7866304 Engine fuel boil off management system Jan. 11, 2011
7845342 Crankcase for internal combustion engine Dec. 7, 2010
7842115 Oil separator arrangement and cylinder head cover for an internal combustion engine Nov. 30, 2010
7799109 Device for separating a gas-liquid mixture Sep. 21, 2010
7779794 Breather device and engine Aug. 24, 2010
7743742 Cylinder head cover with oil separator Jun. 29, 2010
7743758 Breather structure for internal combustion engine Jun. 29, 2010
7721540 Engine system routing crankcase gases into exhaust May. 25, 2010
7704174 Vertical internal combustion engine provided with belt-drive transmission mechanism Apr. 27, 2010
7669407 Catalytic cleaning of blowby gases Mar. 2, 2010

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