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| Number | Title | Issue Date |
| 7216607 | Emission control water injection system for diesel engines A water injection system (WIS) for diesel engines that reduces NOx, PM and CO2 emissions is provided. Water is injected into the combustion air stream before cylinders in a predetermined proportion to fuel. The present invention utilizes a special water p... | 05/15/2007 |
| 7146938 | Water spraying system A water spraying system, especially for the humidification of the intake air of a piston engine to reduce nitrogen oxide emissions, said system comprising at least one nozzle (9, 10, 11, 12, 13) for spraying an aqueous liquid mist into the air intake duct ( | 12/12/2006 |
| 6986252 | Internal combustion engine with steam expansion stroke A method for controlling an internal combustion engine, and an internal combustion engine, having at least one cylinder (1), a reciprocating piston (16) arranged in the cylinder (1), a combustion chamber (15) delimited by the cylinder ( | 01/17/2006 |
| 5694908 | Auxiliary water-supply sytem for an internal combustion engine An improved auxiliary water-supply device for use with an internal combustion engine system is disclosed. It contains :(a) a water storage device; (b) a water level sensing device for sensing the water level of the water storage device, an engine temperat... | 12/09/1997 |
| 5394838 | Vaporized fuel injection system A vaporized fuel injection system for an internal combustion engine includes a housing adapted to be mounted on the engine and having a vaporizer heat shell therein connected to the engine for receiving hot exhaust gases. Air is compressed by means of com... | 03/07/1995 |
| 4884533 | Method of and an arrangement for burning a liquid or gaseous fuel in a combustion chamber of an internal combustion engine A method of and an arrangement for burning a liquid or gaseous fuel in a combustion chamber of an internal combustion engine. A method of and an arrangement for burning a liquid or gaseous fuel in the presence of air or another oxidant and by the use of w... | 12/05/1989 |
| 4800848 | Water injection apparatus for internal combustion engines A fluid injection system for injecting atomized fluids into the intake manifold of an internal combustion engine comprising: a fluid reservoir to hold a supply of fluid, means to transport the fluid to a mixer having (i) a mixing junction, (ii) a flow adj... | 01/31/1989 |
| 4476817 | Combustion and pollution control system A controlled amount of a fluid (steam or water or a solution of water plus additives) is injected into an internal combustion engine to improve combustion, efficiency, and to reduce emissions. The amount of the fluid injected is controlled in response to ... | 10/16/1984 |
| 4461245 | Fluid injection system for internal combustion engine A novel pump suitable for use in a water injection system of an internal combustion engine is described. The pump controls the rate of flow of water injected into the engine. The pump includes a variable pressure inducing means for pressurizing the water ... | 07/24/1984 |
| 4459943 | Fluid injection system for an internal combustion engine responsive to fuel flow A fluid injection system for an internal combustion engine, including both spark-ignition and compression-ignition engines, includes a nozzle for injecting a finely divided spray of fluid, such as water, a water solution, or other combustion enhancing flu... | 07/17/1984 |
| 4417547 | Engine speed and engine load responsive fluid injection system for an internal combustion engine A fluid injection system for an internal combustion engine such as a spark-ignition engine in which an injection nozzle injects a finely divided spray of fluid, such as water or a water solution, into the engine in response to a flow of atomizing air. The... | 11/29/1983 |
| 4409931 | Combustion and pollution control system A controlled amount of a fluid (steam or water or a solution of water plus additives) is injected into an internal combustion engine to improve combustion, efficiency, and to reduce emissions. The amount of the fluid injected is controlled in response to ... | 10/18/1983 |
| 4402182 | Combined internal combustion and steam engine An internal combustion engine in which a compact ring type boiler pack is installed at the top of each cylinder recessed into the cylinder head. Water is pumped through each boiler at a rate proportional to the cylinder temperature, to maintain a proper c... | 09/06/1983 |
| 4368711 | Apparatus and a method for operating an internal combustion engine A water-augmented fuel and air supply system for an internal combustion engine which draws heated air into its intake manifold through two paths, one carrying the bulk of air, referred to as leaning air, drawn directly into the manifold, and the other pro... | 01/18/1983 |
| 4351289 | Water injection system for internal combustion engines Water injection is carried out in a pressure system, with water from a reservoir pressurized by an injection pump energized only above predetermined torque demand levels, under the control of a vacuum switch sensing intake manifold vacuum. Water injection... | 09/28/1982 |
| 4340549 | Dual input carburetor An improved carburetor (20) for delivering one combustible fuel and a liquid, or two combustible fuels from separate reservoirs (50), (500), to the central portion of a hollow spray bar (98) for discharge into carburetor venturi (30) includes substantiall... | 07/20/1982 |
| 4337731 | Feed system for introducing water vapor into the suction path of an internal combustion engine This invention relates to a feed system for introducing water in the liquid and/or vaporous state into the suction path of an internal combustion engine, consisting of a water stock vessel, of a heat exchanger, to one side of which exhaust gases from the ... | 07/06/1982 |
| 4300485 | Electronically controlled fluid injection system for an internal combustion engine A fluid injection system for an internal combustion engine such as spark-ignition engine in which an injection nozzle injects a finely divided spray of fluid, such as water or a water solution, into the engine in response to a flow of atomizing air. The n... | 11/17/1981 |
| 4300483 | Electronically controlled fluid injection system for an internal combustion engine A fluid injection system for an internal combustion engine such as a spark-ignition or compression-ignition enginein which an injection nozzle injects a finely divided spray of fluid, such as water or a water solution, into the engine in response to a flo... | 11/17/1981 |
| 4300484 | Electronically controlled fluid injection system for an internal combustion engine A fluid injection system for an internal combustion engine such as a spark-ignition or compression-ignition engine in which an injection nozzle injects a finely divided spray of fluid, such as water or a water solution, into the engine in response to a fl... | 11/17/1981 |
| 4188928 | Fuel vaporizing apparatus for internal combustion engines Fuel vaporizing apparatus wherein air admitted to the carburetor is pre-heated and mixed with vaporized water and then caused to vaporize and mix with fuel. The exhaust gases are passed through a heat exchanger located between the carburetor and the intak... | 02/19/1980 |
| 4122803 | Combined internal combustion and steam engine An internal combustion engine in which a compact ring type boiler pack is installed around each cylinder under the cylinder head. Water is pumped through each boiler at a rate proportional to the cylinder temperature, to maintain a proper cooling and stea... | 10/31/1978 |
| 4059078 | Steam injection apparatus An apparatus for injecting steam into an internal combustion engine including an exhaust manifold and an intake manifold, which has a control valve which receives and controls a flow of water supplied from a source or reservoir of same, and from which the... | 11/22/1977 |
| 4056087 | Two-fuel carburetor An internal combustion engine carburetor is provided with means for introducing two separate types of liquid into the engine, one of the liquids being gasoline and the other a non-gasoline liquid, such as methyl alcohol, tertiary butyl alcohol, or other a... | 11/01/1977 |
