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Patent Searching and Data


Matches 451 - 500 out of 2,237

Document Document Title
WO/1996/003578A1
An injection method presenting, in addition to the main injection phase, an auxiliary pre-injection phase during the induction stroke of the engine. The pre-injection phase is preferably performed at the start of the induction stroke, an...  
WO/1995/032360A1
A process allows waste heat from an internal combustion engine to be recovered. At least part of the thermal energy contained in the exhaust fumes from a first stroke and in the engine block are used to evaporate a liquid injected into t...  
WO1995028558A3  
WO1995028559A3  
WO/1995/028558A2
A method and device are disclosed for operating a diesel engine which is fed with a diesel/water emulsion in which the proportion of water is altered in accordance with the engine speed and load. To achieve further reductions in the conc...  
WO/1995/028559A2
An emulsion running mode is disclosed for a diesel engine whereby the diesel engine can be switched as required to run on emulsion, using a water/diesel emulsion produced upstream of the injection pump, or on diesel, using water-free die...  
WO/1995/025153A1
Symmetrical or unsymmetrical dialkyl and dicycloalkyl ethers, or alkyl-cycloalkyl (polycycloalkyl) ethers containing a total of 2 to 24 carbon atoms in which the oxygen atom is attached to primary or secondary, but not to tertiary carbon...  
WO/1995/024545A1
In a process for the low-pollutant conversion of thermal energy produced by burning fossil fuels into power, the thermal energy produced by burning fossil fuels is delivered directly to the cyclic process by virtue of the fact that in th...  
WO/1995/023286A1
The invention relates to a method for supplying vapour to intake air that is supplied to an internal combustion engine (1). The method comprises the steps of compressing the intake air before supplying the vapour and contacting, in a moi...  
WO/1995/021684A1
The invention relates to a device and a process for reducing the quantity of pollutants, especially nitrogen oxides, in combustion exhaust gases in a combustion process with an oxygen-nitrogen-air mixture (atmosphere). At least one chann...  
WO/1995/020761A1
A method for the analysis of peroxide in materials such as fuels, lubricants, hydraulic fluids, oils, food products and other materials is disclosed which can be performed both at remote locations as well as in a laboratory setting. A sa...  
WO/1995/006805A1
The invention relates to a process for reducing nitrogen oxides emissions from a diesel engine. The process comprises preparing an emulsion of water (20) and urea (26) in a mixer (24) and then blending the emulsion with diesel fuel (40) ...  
WO/1995/006815A1
The proposal is for a process for cleaning a soot filter in the exhaust system of an internal combustion engine powered by diesel fuel via injection pumps (1) and the appropriate pressurised injection lines (11, 14), in which a liquid ad...  
WO/1995/003482A1
An automatic dosing system (10) for adding a fuel additive contained in an additive tank (12) to the main fuel tank (14) of an internal combustion engine in response to refuelling, the system comprising: a conduit (16) connecting the add...  
WO/1994/029587A1
Exhaust gas is in a supercharged internal combustion engine recycled from the high pressure side of the turbocharger to the charging air system of the engine. At least part of the recycled exhaust gas is humidified to largely 100 percent...  
WO/1994/029579A1
A supercharged internal combustion engine (1), such as a main engine of a ship, has a compressor (9) delivering charging and scavenging air to the engine cylinders, and a cooler (12) for cooling the air from the compressor. The cooler (1...  
WO/1994/028300A1
A method of operating an internal combustion engine having a plurality of cylinders (1, 2, 3) and pistons (4, 5, 6) respectively supported therein. During an expansion stroke of the piston (4, 5, 6) of at least one of the cylinders (1, 2...  
WO/1994/028293A1
Apparatus and method for supplying fuel to an internal combustion engine. The heated exhaust gases (G) from the internal combustion engine are brought into direct and indirect contact with a liquid hydrocarbon fuel (12) to vaporize the l...  
WO/1994/016207A1
A method of operating a two stroke cycle crankcase scavenged internal combustion engine, comprising selectively delivering exhaust gas from a location downstream of the engine exhaust port to the engine crankcase to be delivered together...  
WO/1994/013941A1
The invention relates to a method in a combustion engine process operating by a piston (3) in a cylinder space (2). A medium combination is fed into the cylinder space at least for inducing combustion and preferably also for increasing t...  
WO/1994/009322A1
In a process for optimising the combustion mechanism in a combustion plant for fossil fuels, the moisture content of the main flow of combustion air is set, reproducibly, at a higher level than that of the ambient air and enriched with i...  
WO/1994/007011A1
A programmable multi-mode energy conserving engine particularly for heavy power requirements in freight movers and power plants, consists of a two cycle Diesel engine modified to operate in one of five programmable modes; (1) fossil fuel...  
WO/1994/004388A1
The exhaust gas converter electric drive is an electric drive in which the electric power is generated by an internal combustion engine with an exhaust gas converter and a generator in the vehicle itself. An electric motor is supplied wi...  
WO/1993/024746A1
An internal combustion engine is provided with water injectors (2) and a source of pressurized water (23) having at least one injector valve (2) operated by a computer (30) which senses various operating conditions of the engine and in r...  
WO/1993/024593A1
A diesel fuel containing 10 % by volume ethanol (B), 20 % by volume ethanol (D), 25 % by volume ethanol (C) or 30 % by volume ethanol for a diesel was compared to the optimum brake thermal efficiency for 100 % diesel fuel (A) wherein the...  
WO/1993/023668A1
A method of operating an internal combustion engine in which quantities of a hydrocarbon fuel and hydrogen are introduced into the combustion chamber of the engine. The combustion chamber is provided with igniter means and the delivery o...  
WO/1993/010347A1
In order to prevent the increase of NOx due to an excessively high combustion temperature and the increase of HC and CO due to an excessively low combustion temperature, by feeding an emulsion of a fuel oil and water having a water conte...  
WO/1993/006358A1
A method for preparation of a fuel-air mixture consists in that the overrich flow of the fuel-air mixture before its mixing with a second flow is additionally heated by passing it through an activator heated up to a temperature exceeding...  
WO/1992/022679A1
An injector system comprising an improved method and apparatus useful in the production of a hydrogen containing fuel gas from water in a process in which the dielectric property of water and/or a mixture of water and other components de...  
WO/1992/016733A1
EGR is controlled by a valve (10) whose actuator is a moving electromagnetic coil (30) through which control current representing the desired degree of valve opening is conducted. The coil is disposed in an air gap of a magnetic circuit ...  
WO/1992/014043A1
An apparatus and method for enhancing the efficiency of a combustion process for an engine (12) and thereby reducing undesirable emissions in which a solid combustion enhancing substance (18) is converted into a highly dispersed, gas-tra...  
WO/1992/007922A1
An aqueous fuel for an internal combustion engine comprises water from about 20 percent to about 80 percent by volume of the total volume of fuel, and a carbonaceous fuel selected from ethanol, methanol, gasoline, kerosene fuel, diesel f...  
WO/1992/002723A1
Three variable-volume gas chambers (1, 2, 3) and a regenerator (4) are connected via positively controlled valves (7, 8, 9, 10) so that there are a compression (2), expansion (1) and exhaust (3) chamber. On the basis of the arrangement t...  
WO/1991/019896A1
A device for introducing a small amount of a rare earth mixture or composition in the combustion chamber of a combustion engine (1) comprises a container (4) containing a dry, air-permeable filling (5) of rare earth-containing fibres and...  
WO/1991/010044A1
An energy conserving engine particularly for heavy power requirements in freight movers and power plants, consists of an Otto cycle Diesel engine (1) modified to receive superheated water injection (18) for steam operation. The waste ene...  
WO/1991/007579A1
A novel aqueous fuel for an internal combustion engine is provided. The fuel comprises water from about 20 per cent to about 60 per cent by volume of the total volume of said fuel, and a carbonaceous fuel selected from the class consisti...  
WO/1991/005149A1
A method of burning fuel in a vehicle comprises mixing water with air whereby the water is atomized within the air, whereafter fuel is brought into contact with the atomized water in air, such that fuel is laid down on at least the outer...  
WO/1991/003634A1
A multi-cylinder internal combustion engine with an air inlet system and exhaust manifold system has an exhaust gas return device to reduce polluting emissions. For the operation of the internal combustion engine with turbo charger and s...  
WO/1990/010149A1
The invention relates to a process for optimising fuel combustion with the minimum CO emission by the prior introduction into the fuel-air mixture of a fluid vapour containing water and/or alcohol and by producing a uniform fluid-fuel mi...  
WO/1990/008693A1
A recirculatory system comprising a combustion chamber, means to cause fuel to combust in the combustion chamber, means to exhaust exhaust gas from the combustion chamber, a circuit through which the exhaust gas is fed from the combustio...  
WO/1990/002254A1
A closed cycle apparatus comprising a combustion chamber (5), delivery means to deliver inert carrier gas, combustion-supporting gas and fuel into the combustion chamber, means to cause the fuel to burn in the combustion chamber (5), mea...  
WO/1989/007702A1
In an internal combustion engine (1) a system for improving fuel combustion comprising an air inlet leading to a turbocharger (3) having a compressor (4), oxygen producing means (6) connected to said compressor (4) and preferably to the ...  
WO/1988/004721A1
A method for optimizing the combustion process using commercial fuels and which reduces noxious and pollution products in the exhaust gases, by providing of branching out of a part of the combustion air, which by suction and/or by utiliz...  
WO/1988/003550A1
A method and a composition for providing an improved combustion in processes of combustion containing hydrocarbon compounds in order to reduce the content of injurious substances in the exhaust gases/discharges, at which a liquid composi...  
WO/1988/002815A1
A device at internal combustion engines of the kind that incorporates means for supplying at least one fluid, which can be the fuel for running the engine, or a fluid other than the fuel, and which means consists of one supply line (19),...  
WO/1987/007679A1
Process and system for burning a liquid or gaseous fuel in the presence of air or another oxidizing agent, involving the use of water in the combustion chamber (12) of an internal combustion engine, in particular a reciprocating or rotar...  
WO/1987/006649A1
Steam/explosion engine with internal production of steam by means of an electric heating system. Steam engines are known which are driven by steam energy, and in which additional injection devices are provided for fuel, diesel oil and ox...  
WO/1986/003556A1
A process and arrangement for burning a liquid or gaseous fuel in the presence of air or another means of oxidation and with the use of water in a combustion chamber (12) of an internal combustion engine, in particular a reciprocating or...  
WO/1986/002409A1
Fuel saving apparatus for a combustion engine having a combustion air intake region where air is introduced into the engine for subsequent mixing with combustion fuel and an exhaust gas region where combustion products are exhausted from...  
WO/1984/004779A1
An internal combustion engine which is combined with a thermal cycle of the Rankine type in which water is heated to steam and injected into the engine along with the fuel for increasing the engine output. Increased power can be provided...  

Matches 451 - 500 out of 2,237