Patent application number | Description | Published |
20080302090 | Exhaust purification device of internal combustion engine | 12-11-2008 |
20090025369 | Exhaust Purification Device of Compression Ignition Type Internal Combustion Engine - In an internal combustion engine, the engine is formed so that an output of an electric motor can be superposed on an output of the engine. In the engine exhaust passage upstream of the NO | 01-29-2009 |
20090107121 | Exhaust gas control apparatus for internal combustion engine | 04-30-2009 |
20090145113 | EXHAUST PURIFICATION DEVICE OF INTERNAL COMBUSTION ENGINE - An internal combustion engine in which a front end catalyst ( | 06-11-2009 |
20090188238 | Exhaust Purification Device of Compression Ignition Type Internal Combustion Engine - In an internal combustion engine, the engine is formed so that an output of an electric motor can be superposed on an output of the engine. An SO | 07-30-2009 |
20090255233 | Exhaust purification device and exhaust purification method of internal combustion engine | 10-15-2009 |
20090308053 | Exhaust Purification Device of Internal Combustion Engine | 12-17-2009 |
20090320450 | EXHAUST PURIFICATION DEVICE OF INTERNAL COMBUSTION ENGINE - A sight-line end estimation device includes a sight-line direction detection portion that detects a sight-line direction of a driver of a vehicle, a target object detection portion that detects the positions of target objects existing around the vehicle, a relative position acquisition portion that acquires relative positional information between the driver and the target object detection portion, and a sight-line end estimation portion that estimates the driver's sight-line end by detecting a target object whose position detected by the target object detection portion lies substantially in the driver's sight-line direction detected by the sight-line direction detection portion, factoring in the relative positional information acquired by the relative position acquisition portion. | 12-31-2009 |
20090320451 | Exhaust purification device of internal combustion engine - In an internal combustion engine, an SO | 12-31-2009 |
20100071347 | EXHAUST PURIFICATION DEVICE OF AN INTERNAL COMBUSTION ENGINE - An internal combustion engine wherein an NO | 03-25-2010 |
20100095741 | Sulfur component detecting device - In an internal combustion engine, a metal or a metal compound ( | 04-22-2010 |
20100139259 | EXHAUST PURIFICATION DEVICE OF AN INTERNAL COMBUSTION ENGINE - In an internal combustion engine, an NO | 06-10-2010 |
20110113757 | EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE - In an exhaust purification system of an internal combustion engine comprising an exhaust purification device which receives a bad influence from SO | 05-19-2011 |
20120144807 | EXHAUST GAS PURIFICATION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE - The present invention is intended to improve a SOx reduction rate which is a ratio of an amount of SOx reduction with respect to an amount of SOx occlusion in SOx poisoning recovery processing. In the present invention, in the SOx poisoning recovery processing in which the SOx occluded in an NOx storage reduction catalyst is reduced by decreasing the air fuel ratio of an exhaust gas flowing into the NOx storage reduction catalyst to a predetermined air fuel ratio in a repeated manner, the length of a period in which the air fuel ratio of an exhaust gas flowing into the NOx storage reduction catalyst is decreased is made longer in a relatively early time during the processing than in a relatively late time during the processing. | 06-14-2012 |
20120222405 | DETECTOR FOR DETECTING SULFUR COMPONENTS - The present detector for detecting sulfur components includes a storage portion for storing SO | 09-06-2012 |
20120240561 | EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE - An exhaust purification system of an internal combustion engine which is controlled so that a combustion air-fuel ratio becomes lean at the time of ordinary operation, provided with an adsorption part which adsorb unburned fuel which is contained in exhaust gas and an oxidation part which has catalyst particles of a metal which oxidizes carbon monoxide. The adsorption part includes zeolite which substantially adsorbs the lower olefins which are contained in the exhaust gas. The adsorption part and the oxidation part are arranged so that the exhaust gas contacts the adsorption part, then contacts the oxidation part. | 09-27-2012 |
20120279278 | DETECTOR FOR DETECTING SULFUR COMPONENTS - The present detector for detecting sulfur components includes a storage portion for storing SOx and NOx in the exhaust gas passing through an exhaust passage, in which the more an amount of stored SOx increases, the more an amount of NOx that can be stored decreases, estimates the amount of stored SOx on the basis of an amount of NOx stored in the storage portion, and detects an integrated amount of SOx passing through the exhaust passage during a given period or an value on the basis of the integrated amount. In the present detector, the estimating of the amount of stored SOx for detecting the integrated amount of SOx or the value on the basis of the integrated amount is prohibited when a current amount of NOx that can be stored is not stored in the storage portion. | 11-08-2012 |
20130042667 | DETECTOR FOR DETECTING SULFUR COMPONENTS - A detector for detecting sulfur components having a storage portion for storing SO | 02-21-2013 |
20130052087 | EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE - In an exhaust purification system of an internal combustion engine of the present invention, a silver-alumina-based catalyst device and NO | 02-28-2013 |
20130315791 | EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE - An exhaust purification system of an internal combustion engine of the present invention comprises a silver-alumina-based catalyst device arranged in the engine exhaust system. When a temperature of the silver-alumina-based catalyst device becomes a second set temperature T | 11-28-2013 |
20130323130 | EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE - An exhaust purification system in which when an air-fuel ratio of exhaust gas is leaner than a stoichiometric air-fuel ratio, a silver-alumina-based catalyst device releases adsorbed NO | 12-05-2013 |
20140109767 | METHOD OF REMOVING ASH FROM PARTICULATE FILTER - A method of removing ash from a wall flow type particulate filter which is arranged in an exhaust passage of an internal combustion engine in which combustion is performed in an excess of oxygen for trapping particulate matter in exhaust gas, using a solid acid which is carried on the particulate filter, renders the state of the particulate filter a state where the exhaust gas which flows into the particulate filter is lowered in concentration of oxygen and the particulate filter is raised in temperature, and then renders the state of the particulate filter a state where the exhaust gas which flows into the particulate filter in an oxidizing atmosphere contains SOx. | 04-24-2014 |
20140116033 | EXHAUST PURIFICATION SYSTEM FOR INTERNAL COMBUSTION ENGINE - A wall flow type particulate filter is arranged inside the exhaust passage of an internal combustion engine where combustion is performed under an excess of oxygen. The particulate filter carries a solid acid. The solid acid has a Hammett acidity function smaller than −0.83 and larger than −12 in the standard state. To remove the ash from the particulate filter, ash atomization processing for rendering the state of the particulate filter a state where the exhaust gas which flows into the particulate filter is lowered in concentration of oxygen and the particulate filter is raised in temperature is temporarily performed. | 05-01-2014 |
20140116034 | EXHAUST PURIFICATION SYSTEM FOR INTERNAL COMBUSTION ENGINE - A wall flow type particulate filter is arranged inside the exhaust passage of an internal combustion engine where combustion is performed under an excess of oxygen. The particulate filter carries an ash atomization agent. To remove the ash from the particulate filter, ash atomization processing for rendering the state of the particulate filter a state where the exhaust gas which flows into the particulate filter is lowered in concentration of oxygen and the particulate filter is raised in temperature is temporarily performed. | 05-01-2014 |
20140120001 | PARTICULATE FILTER - A wall flow type particulate filter ( | 05-01-2014 |
20140216016 | EXHAUST PURIFICATION SYSTEM FOR INTERNAL COMBUSTION ENGINE - A wall flow type particulate filter is arranged inside the exhaust passage of an internal combustion engine where combustion is performed under an excess of oxygen. The particulate filter carries a solid acid. The solid acid has an acid strength which is higher than the acid strength of sulfurous acid and lower than the acid strength of sulfuric acid. To remove the ash from the particulate filter, ash atomization processing for rendering the state of the particulate filter a state where the exhaust gas which flows into the particulate filter is lowered in concentration of oxygen and the particulate filter is raised in temperature is temporarily performed. | 08-07-2014 |
20150059321 | PARTICULATE FILTER - An object of the invention is to suppress deposition of ash in a wall-flow particulate filter while curtailing drops in a trapping rate of PM. To attain the above object, the invention provides a wall-flow particulate filter delimited by porous partition walls having pores of a size that allows ash and ash aggregates to pass therethrough. In the filter, a coat layer having pores smaller than the pores of the partition walls is provided, at a region of the partition walls, from an upstream end thereof up to a position before a downstream end thereof. | 03-05-2015 |