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WO/1998/013596A1 |
A method and system (10) for the control of the overall water content of an aqueous fuel in an internal combustion engine (12) is provided. The disclosed fuel control system (10) includes a post add water system (40) and a control valve ...
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WO/1998/012428A1 |
The air supply system for an internal combustion engine, comprises an air intake (1), a branch conduit (6) connecting the air intake (1) to the exhaust canal (4), a flow metre (7) mounted in the air intake (1) upstream of the point where...
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WO/1998/011342A1 |
The invention concerns an internal combustion diesel engine working with fuel injection. Said engine has a fuel injection nozzle (12) and a spring chamber (13) for the pressure spring (18) acting upon the nozzle needle (15), in which the...
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WO/1998/010178A2 |
A fuel/vapor separator apparatus for de-vaporizing fuel entrained with vapor has a hollow canister (12) defining a separation chamber (14). The canister (12) has an input port for receiving the fuel entrained with vapor, an output port i...
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WO/1998/010188A1 |
A fuel injector fixing device for fixing a fuel injector (13) to a cylinder head (11) of a direct injection engine is provided. The fuel injector fixing device includes a spacer (17) arranged so as to project from a top face of the cylin...
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WO/1998/010179A2 |
An improved HCCI engine and control scheme is provided which produces stable HCCI combustion while optimally minimizing emissions and maximizing efficiency. In the present invention, the fuel/air mixture is thoroughly mixed to form a ver...
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WO/1998/010177A1 |
The exhaust fume purification of lean-driven internal combustion engines, in particular Diesel engines, is problematic as regards nitrogen oxide removal, since the exhaust fume has a high oxygen content, in particular when the internal c...
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WO/1998/009059A1 |
A particulate trap for a diesel engine designed to efficiently burning particulates collected by a filter with oxygen supplied by a natural convection while an engine is stopped so as to realize a high filter regeneration rate with low h...
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WO/1998/007973A1 |
A premixed-charge compression-ignition engine, and a control system (10), is provided which effectively initiates combustion by compression-ignition and maintains stable combustion while achieving extremely low nitrous-oxide emissions, g...
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WO/1998/006935A1 |
An internal combustion engine with reciprocating or rotary pistons and cylinders includes a working or combustion chamber (1) with cylinders (2) and one or more pistons located therein, an inlet pipe for gas feeding (4) with intake valve...
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WO/1998/005852A1 |
The invention relates to an internal combustion engine, in particular a one cylinder diesel engine, with a fuel injection system. The engine is provided with a mechanical control device comprising an actuator and a control element for au...
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WO/1998/004817A1 |
A lean burn internal combustion engine is described having at least one cylinder. An intake port (24) supplies an intake charge to the combustion chamber (10) of the cylinder and the exhaust gases are discharged through an exhaust port (...
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WO/1998/002656A1 |
Fuel treatment device for use on a fuel supply line comprises a housing (2) adapted to form part of the fuel supply line and a catalyst (8) located within the housing (2) such that in use the catalyst is located in the fuel flow path (7)...
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WO/1998/000636A1 |
A vehicle speed limiting system for a vehicle having an engine which includes a plurality of fuel injectors (12) coupled to an inline, low volume fuel injection pump (10) operative to successively trigger a flow of fuel directly to the i...
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WO/1997/048895A1 |
A piston for an internal combustion engine, for high speed Diesel engines used in passenger or light load cars, comprising a single piece made from an alloy with a density which is lower than about 3g/cm3 and a yield stress which is high...
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WO/1997/048892A1 |
An internal combustion engine designed to work by burning water decomposition gas, water and combustion gas that are supplied into a combustion chamber, wherein water decomposition gas obtained by atomizing a water molecular cluster of w...
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WO/1997/047865A1 |
The invention relates to a motor vehicle with an internal combustion engine (10) with an external exhaust gas recirculation system in the form of an exhaust gas recirculation pipe (42) connecting an exhaust pipe to an inlet pipe (26). Sa...
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WO/1997/047861A1 |
An exhaust valve for an internal combustion engine comprises a movable spindle with a valve disc of a nickel-based alloy which also constitutes an annular seat area at the upper surface of the valve disc. The seat area abuts a correspond...
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WO/1997/047869A1 |
A method for generating a synchronisation signal for an internal combustion engine having phased sequential multipoint injection is disclosed. The engine comprises a crankshaft sensor for indicating top dead centre times for each cylinde...
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WO/1997/045629A1 |
An energy conservation cycle engine which can eliminate NOx and unburnt matter, reduces environmental pollution, reduces also a friction loss and vibration of a cycle engine, raises a maximum combustion pressure, reduces CO2, reduces the...
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WO/1997/043525A1 |
A movable wall member in the form of an exhaust valve spindle (1) or a piston (7) in an internal combustion engine is on the side of the wall member facing a combustion chamber provided with a hot-corrosion-resistant material (5, 14) mad...
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WO/1997/042405A1 |
In order to reduce the soot content of a diesel engine's exhaust gas, a fluid containing a peroxide compound, preferably an aqueous hydrogen peroxide solution, is fed into the combustion chamber after the start of the injection and combu...
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WO/1997/040266A2 |
Methods and apparatus for reducing the TPM level of a diesel engien exhaust stream by providing a suitable oxidation catalyst into the exhaust train. The oxidation catalyst may be incorporated into a thermal insultative coating on the in...
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WO/1997/040270A1 |
Turbocharged internal combustion engine with exhaust return via a valve (7) on the intake side (5) of the turbocompressor unit (2) to the engine intake side. The turbine (3) and the compressor (4) of the turbocompressor unit are adapted ...
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WO/1997/037116A1 |
Hitherto, control arrangements existed in which the throttle flap passes into an emergency running position when the servo motor fails. To that end, an additional spring was previously required. With the control arrangement according to ...
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WO/1997/036097A1 |
By picking up combustion noises in the individual cylinders with the aid of structural noise sensors and subsequently checking whether or not the sensor signals exceed threshold values specific to each cylinder within or outside establis...
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WO/1997/036100A1 |
A system is disclosed for controlling fuel metering in an internal combustion engine, in particular an auto-ignition engine. An electromagnetic valve influences the start and/or end of the fuel metering process. An inductive pressure sen...
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WO/1997/033082A1 |
A device for controlling a cylinder fuel injection type internal combustion engine for controlling the fuel injection timing, ignition timing, and EGR percentage. The object is to stabilize the combustion while improving the fuel efficie...
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WO/1997/030284A1 |
The cylinder head proposed has two camshafts rotatably mounted between low and upper bearing shells, the upper bearing shells having bores through which connector elements pass, the cylinder head also having a number of fuel-injection no...
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WO/1997/029279A1 |
The present invention is intended to provide a device for refining fuel oil which can assuredly refine fuel oil for better efficiency, increasing the horse power of engines as well as raising its combustion rate or decreasing exhaust gas...
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WO/1997/028362A1 |
A method for controlling the stroke of a diesel free-piston device with, e.g., a cylinder in which there are provided two pistons, which are moved synchronously towards or away from each other. At the ends of the cylinder the cylinder an...
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WO/1997/028430A1 |
The device proposed is particularly effective and long-lived by virtue of the fact that the housing (2) has, in its floor, an opening (3) over which a bellows (4) is fitted so that it makes a fluid-tight seal. Inside the housing, the bel...
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WO/1997/028363A1 |
Improvement in diesel free-piston gas generators with, e.g., a cylinder in which there are provided two pistons, which are moved synchronously towards or from each other. At the ends of the cylinder the cylinder and the pistons define a ...
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WO/1997/025528A1 |
In a magnetic-polarization device (1) for a fuel-supply circuit, comprising multi-pole bar magnets (2) contained in a casing (6) that forms inside of itself passage vanes (9) for said fuel, each bar magnet (2) is made up of a different n...
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WO/1997/025530A1 |
The invention concerns a plug-in pump (5) for an internal combustion engine (2) provided with a receiving bore (4) in the cylinder block (1) to accommodate the plug-in pump (5). The latter comprises a pump plunger and a spring-loaded rol...
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WO/1997/022404A1 |
The present invention relates to a composition comprising at least one zeolite consisting essentially of the zeolites selected from the group of neutral and basic zeolites and at least one platinum group metal component. This composition...
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WO/1997/021026A1 |
A diesel V-engine having a simplified construction, in which a space (86) for a governor (G) is formed between cylinder blocks (2) above a cam shaft (1), a space (87) for a fuel injection pump (P) is formed between the cylinder blocks (2...
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WO/1997/018384A1 |
Improvements to the construction and operation of reciprocating internal combustion engines are described. The invention may have particular application to compression ignition engines. The constructional modifications relate to componen...
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WO/1997/016634A1 |
An engine (10) having a series of cylinders (12, 14, 16 and 18) in which pistons (30, 32, 34 and 36) are arranged for reciprocation and which are connected to a crankshaft (38). Two of the cylinders (12 and 18) operate in an Otto cycle, ...
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WO/1997/016632A1 |
To accomplish an optimum regeneration operation of an exhaust emission control apparatus (124), the quantity of nitrogen oxide (C) absorbed in catalysts (125, 812) and an exhaust gas temperature (T) are predicted on the basis of future d...
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WO/1997/014879A1 |
A direct injection Diesel engine for motor-vehicles, with small displacement, is described, which comprises a number of cylinders in line each provided with two intake valves and two exhaust valves driven by two camshafts arranged in the...
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WO/1997/013396A2 |
In a reinforcing component made from austenitic iron which is bonded intermetallically with an engine component made from an aluminium-base alloy, in particular a piston, the aim is to improve the strength of the bond irrespective of the...
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WO/1997/013970A1 |
A two-cycle turbocharged diesel engine. The engine includes one or more cylinder sleeves (12) mounted within a block (22). A cylinder head (30) encloses and seals the top of the cylinder sleeves (12) and pistons (14) are reciprocally mou...
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WO/1997/013966A1 |
A method of operating a multiple cylinder internal combustion engine in a four-stroke cycle. A first amount of fuel is introduced into each of the cylinders (10) earlier than 45 degrees before top dead center of a combustion stroke. Air ...
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WO/1997/013153A1 |
A device comprising at least one cylindrical liner (5) of which one axial end is covered by the wall of the combustion chamber (2) in the cylinder head (1) of the engine, means (6) for generating a gas flow in the liner through at least ...
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WO/1997/012136A1 |
The description relates to a process and device for monitoring a fuel metering system, especially a common rail system for a diesel engine. A defect is detected from an output signal of an output of a structure-borne sound sensor.
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WO/1997/012137A1 |
The description relates to a process and device for monitoring a fuel metering system, especially a common rail system for a diesel engine. A defect in the metering system is detected when a signal from a temperature and/or pressure sens...
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WO/1997/011269A1 |
Described is a device and a method for controlling an internal-combustion engine (100), the device having first means (135, 136) for metering, to the engine, fuel which is burnt in the engine. Second means (115) treat the exhaust gases. ...
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WO/1997/011264A1 |
The invention relates to a method and to an arrangement pertaining to internal combustion engines in which each cylinder (1) communicates with a second cylinder (4) that includes a movable piston (5), by means of which the volume of the ...
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WO/1997/009523A1 |
The activity of catalytic engines is maintained over time, preferably while reducing emissions of pollutants. Platinum group catalysts deposit on the internal surfaces of the cylinder which make up the combustion chamber. In one embodime...
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