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WO/2003/096369 |
Methods and apparatus are provided for plasma-assisted gas production. In one embodiment, a gas, which includes at least one atomic or molecular species, can flow into a cavity (305). The gas can be subjected to electromagnetic radiation...
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WO/2003/096370 |
Methods and apparatus are provided for igniting, modulating, sustaining, and using plasmas and plasma jets. One method can include flowing a first gas into a cavity (355), forming a plasma (357) in the cavity (355) by subjecting the gas ...
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WO/2003/096383 |
Methods and apparatus for selectively processing objects with a plasma formed in a cavity (12) with electromagnetic radiation. In one embodiment, a method can be provided that includes placing the object in the cavity (12) such that a fi...
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WO/2003/096774 |
Methods and apparatus are provided for igniting, modulating, and sustaining a plasma for various plasma processes and treatments. In one embodiment, a plasma is ignited by subjecting a gas in a multi-mode processing cavity to electromagn...
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WO/2003/091551 |
An apparatus for removing particulate soot from an exhaust gas of an internal combustion engine (12, 50) includes a particulate filter assembly having a catalyst (14, 74) and a soot filter (16, 76) positioned downstream of the catalyst (...
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WO/2003/083273 |
A NOx purging system using a direct reduction type NOx catalyst, wherein sulfur is purged while avoiding the occurrence of secondary sulfur poisoning, taking advantage of capability of recovery from deterioration caused by sulfur poisoni...
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WO/2003/081000 |
An exhaust gas aftertreatment system for an internal combustion engine comprises a conduit for carrying a flowing exhaust gas, at least one filter for particulate matter, an oxidation catalyst for oxidising nitrogen monoxide (NO) to nitr...
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WO/2003/076775 |
The invention relates to a method for the regeneration of a particulate filter (7) arranged on an exhaust line (5) of an engine (3) of a motor vehicle (1), wherein the charge of said filter (7) is evaluated by means of a model wherein P=...
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WO/2003/074847 |
An exhaust emission control system having an internal combustion engine, a filter, and an exhaust pipe, a method of manufacturing a filter suitable for the system, and a method of calculating the pressure loss of the filter, the system c...
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WO/2003/067048 |
The invention concerns a method for backwashing, by heating, a particulate filter to be purified of exhaust gases (G) of an internal combustion engine (M), in particular an internal combustion engine equipping a motor vehicle (V). Said m...
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WO/2003/058042 |
Soot trapping filter (100), and a soot reducing device thereof, the soot trapping filter (100) including trapping means (132) having a plurality of filter granules stacked to form a volume, for trapping soot contained in exhaust gas from...
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WO/2003/050398 |
The present invention relates to an engine exhaust treatment system (20) including a first exhaust gas path (24) having a diesel particulate filter (32) and a second exhaust gas path (26) having a catalytic converter (34). The system als...
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WO/2003/048548 |
The invention provides a controller (10) and cylinder deactivation system that comprise a system intended to increase heat rejected to an engine cooling system to improve heating of a multicylinder internal combustion engine (5) and a pa...
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WO/2003/048533 |
The invention provides a controller (10) and cylinder deactivation system to regenerate an exhaust aftertreatment device (60) for a multicylinder engine (5) that operates primarily at an air/fuel ratio that is lean of stoichiometry. The ...
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WO/2003/033111 |
During the operation of the internal combustion engine, the reducing agent (11) is transported, as required, from a reducing agent reservoir (12) to a metering valve (17) by means of a reducing agent pump (13), via a reducing agent line ...
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WO/2003/026778 |
Disclosed is a method and a device for after-treatment of the exhaust gas of an internal combustion engine, especially a diesel internal combustion engine, comprising a device for providing agents for oxidation and an exhaust gas after-t...
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WO/2003/025355 |
The invention concerns a method for controlling an engine exhaust system (1) comprising a particulate filter (6) coated with a catalytic phase, which consists in actuating regeneration assisting means in accordance with specific criteria...
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WO/2003/012264 |
An exhaust emission control device capable of surely regenerating a DPF without melting down the DPF by burning particulates collected by the DPF always in appropriate state of combustion, wherein an ECU predicts the amount of particulat...
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WO/2002/103182 |
An air−fuel ratio control device of an internal combustion engine capable of increasing the purification performance of a catalytic device by accurately compensating the effect of dead−times of an exhaust system including the catalyt...
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WO/2002/103181 |
An air−fuel ratio controller, wherein, based on the emission air−fuel ratio of exhaust emission flowing into an exhaust emission control catalyst (19) disposed in the exhaust emission passage (7) of an engine (1), the exhausted amoun...
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WO/2002/101208 |
A vehicle engine exhaust includes a particular filter regeneration control system including a controller (42) and first and second regeneration activators including an air intake throttle (50) and an electrical heater (46). As a result e...
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WO/2002/090731 |
A particulate filter (22) is disposed in an exhaust passage in an internal combustion engine. Whether or not the property of fine particles deposited on the particulate filter (22) has changed to that less likely to be oxidized than that...
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WO/2002/086301 |
According to the present invention, there is disposed in an exhaust passage of an internal combustion engine a filter that traps particulate matter in an exhaust gas, and a catalyst with a three-way function is carried on the filter. At ...
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WO/2002/080723 |
An article of jewelry (20) has a jewelry setting (80) for removable engagement of a jewel from such article of jewelry. The jewelry setting (80) enables biased engagement of the jewel (120) with the article of jewelry (20) in a secure ma...
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WO/2002/066803 |
The invention relates to a device and a method for detecting a temperature variable, especially a temperature variable characterizing the state of an exhaust gas post-treatment system of an internal combustion engine. The temperature var...
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WO/2002/061261 |
A system is provided for limiting engine exhaust temperature to a maximum temperature limit. The system is operable to limit either a first or a second fueling parameter in accordance with an engine exhaust temperature estimation model. ...
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WO/2002/053891 |
A method and device for controlling an internal combustion engine with an exhaust treatment system are disclosed. A parameter (B), characterising the state of the exhaust treatment system is determined from at least one operating paramet...
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WO/2002/053887 |
A method and device for controlling an exhaust treatment system, in particular, for an internal combustion engine are disclosed. The exhaust treatment system comprises at least one catalyst. A reducing agent is added to the exhaust treat...
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WO/2002/048511 |
The invention relates to a particle filter (30) regeneration method according to which the filter (30) can be regenerated when the internal combustion engine (10) is switched off. When the internal combustion engine (10) is switched off,...
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WO/2002/044531 |
The inventive method for monitoring a particle filter system in the exhaust gas train of an internal combustion engine provides that the load state of the particle filter is determined respectively by a first method, which is independent...
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WO/2002/038933 |
The invention relates to a method and device for controlling an exhaust gas aftertreatment system. A first state quantity characterizes the state of the exhaust gas aftertreatment system. A second state quantity takes into account other ...
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WO/2002/038932 |
The invention relates to a method and device for controlling an exhaust gas aftertreatment system, in particular, of an internal combustion engine. A state quantity is determined which characterizes the state of the exhaust gas aftertrea...
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WO/2002/038923 |
The invention relates to a method and device for controlling an exhaust gas aftertreatment system, in particular, of an internal combustion engine. In a first operating state, a first quantity (SIMP), which characterizes the quantity of ...
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WO/2002/038934 |
A method and device for the control of an exhaust treatment system, in particular on an internal combustion engine are disclosed. A special operation is periodically carried out, whereby the control and/or monitoring of the special opera...
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WO/2002/038935 |
The invention relates to a method and a device for controlling an exhaust gas aftertreatment system. A special operating mode is initiated when a state variable exceeds a limit value which can be predetermined according to a variable whi...
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WO/2002/033232 |
A diesel powered vehicle is provided with an SCR system (50, 51, 54, 56, 42) which uses an external reducing reagent to convert Nox emissions in a manner which accounts for the effects of Nox transient emissions of the reducing catalyst....
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WO/2002/031324 |
An exhaust emission control device of an internal combustion engine, comprising a particulate filter (6) disposed in an engine exhaust system (3), a fresh air amount detection means (5) for detecting the amount of fresh air led into an e...
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WO/2002/027162 |
The invention concerns a method for controlling a particle filter (14) equipping an internal engine exhaust line (10), which consists in regenerating the filter (14) by particle combustion. The invention is characterised in that it deter...
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WO/2002/025074 |
The invention relates to a device for dosing a reducing agent, especially a urea or a urea-water solution, comprising means for feeding the reducing agent into a catalytic converter (30) provided for removing nitrogen oxides from the exh...
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WO/2002/022240 |
A reactor (100) for the plasma assisted treatment of effluent gases such as exhaust from internal combustion engines, and effluent gases from industrial processes and incineration. The reactor includes a stage for the plasma-assisted pro...
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WO/2002/020967 |
The invention relates to a method for determining the NOx mass flow in the exhaust gas of an internal combustion engine at the input of an NOx storage catalyst, based on operating parameters of the internal combustion engine. The method ...
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WO/2002/014659 |
The invention relates to a method and model for modeling an elimination phase of a nitrogen oxide (NOx) accumulating catalytic converter (12') of an internal combustion engine (1), especially of a motor vehicle. Said NOx accumulating cat...
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WO/2002/014658 |
The invention relates to a method for determining the state of a nitrogen oxide (NOx) storage catalyst (12') on an internal combustion engine (1), whereby, during a storage phase (E) in which nitrogen oxides (NOx) emitted by the internal...
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WO/2002/008583 |
An exhaust emission control device of an internal combustion engine, comprising an NOx catalyst (17) installed in the exhaust gas passage of a lean burnable internal combustion engine and discharging the NOx absorbed therein with reducin...
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WO/2002/008584 |
The invention relates to a method for operating a nitrogen oxide (NOx) storage catalyst (12') in an internal combustion engine (1), in particular, on a motor vehicle. During a first operating phase of the storage catalyst (12'), nitrogen...
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WO/2002/006654 |
The invention relates to a method for adapting a required catalyst temperature range for a NO¿x? storage catalyst (18) which is arranged in the exhaust gas flow of a combustion engine and which is supplied by a lean exhaust gas, wherein...
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WO/2001/094758 |
Combustion engine comprising an exhaust pipe, and a particle filter located in said exhaust pipe comprising a membrane which is permeable to gas components generated by a combustion process in the combustion engine but impermeable to soo...
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WO/2001/069052 |
A device for reforming an exhaust gas filter in a shorter time includes casings, in each of which are arranged a plurality of first temperature detectors (26a, 26b) for detecting the temperature in the casing and a plurality of second te...
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WO/2001/063110 |
A controller (6) computes the oxygen storage amount of the catalyst (3) separately as a high-speed component and a low speed component in accordance with actual characteristic. A target air-fuel ratio of an engine (1) is computed so that...
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WO/2001/055566 |
The invention relates to a method for detecting a NO¿x? storage capacity of a NO¿x? storage catalyst by means of a NO¿x?-sensitive measuring device which is arranged downstream in relation to the NO¿x? storage catalyst that is arrang...
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