Patent | Date |
---|
Method and apparatus for coating a carrier Grant 10,994,269 - Harris , et al. May 4, 2 | 2021-05-04 |
Method And Apparatus For Coating A Carrier App 20190358619 - HARRIS; Michael ;   et al. | 2019-11-28 |
Method and apparatus for coating a carrier Grant 10,441,949 - Harris , et al. Oc | 2019-10-15 |
Exhaust-gas purification system with particulate filter and method of operation thereof with improved regeneration of the particulate filter Grant 8,136,349 - Gieshoff , et al. March 20, 2 | 2012-03-20 |
Catalytically coated particle filter and method for producing the same and its use Grant 7,977,275 - Pfeifer , et al. July 12, 2 | 2011-07-12 |
Exhaust gas cleaning catalyst with an axially varying precious metal concentration and processes for making the catalyst Grant 7,906,454 - Wolf , et al. March 15, 2 | 2011-03-15 |
Method for coating a catalyst carrier containing two different partial structures with a catalytically active coating, and catalyst obtained thereby Grant 7,811,969 - Domesle , et al. October 12, 2 | 2010-10-12 |
Catalyst arrangement and method of purifying the exhaust gas of internal combustion engines operated under lean conditions Grant 7,799,298 - Pfeifer , et al. September 21, 2 | 2010-09-21 |
Method of operating a catalyst which includes components for storing hydrocarbons Grant 7,737,081 - Votsmeier , et al. June 15, 2 | 2010-06-15 |
Catalytic Soot Filter and Use Thereof in Treatment of Lean Exhaust Gases App 20090285736 - SCHAFER-SINDLINGER; Adolf ;   et al. | 2009-11-19 |
Catalyst featuring silicone dioxide based support material for the purification of exhaust gases Grant 7,563,744 - Klein , et al. July 21, 2 | 2009-07-21 |
Catalytically coated particle filter and method for producing the same and its use App 20090137386 - Pfeifer; Marcus ;   et al. | 2009-05-28 |
Method for coating a surface filter with a finely divided solids, filter so obtained and its use App 20090129995 - Pfeifer; Marcus ;   et al. | 2009-05-21 |
Oxygen storage material, process for its preparation and its application in a catalyst Grant 7,485,599 - Muhammed , et al. February 3, 2 | 2009-02-03 |
Exhaust gas treatment unit for the selective catalytic reduction of nitrogen oxides under lean exhaust gas conditions and a process for the treatment of exhaust gases Grant 7,431,895 - Pfeifer , et al. October 7, 2 | 2008-10-07 |
Method And Apparatus For Coating A Carrier App 20080118628 - Harris; Michael ;   et al. | 2008-05-22 |
Process for regenerating a nitrogen oxides storage catalyst Grant 7,351,677 - Rohr , et al. April 1, 2 | 2008-04-01 |
Particle filter having a catalytically active coating to accelerate burning off accumulated soot particles during a regeneration phase Grant 7,351,382 - Pfeifer , et al. April 1, 2 | 2008-04-01 |
Method of removing nitrogen oxides from the exhaust gas of a lean-burn internal combustion engine and exhaust-gas purification system therefor Grant 7,313,911 - Pfeifer , et al. January 1, 2 | 2008-01-01 |
Method of operating a system comprising a diesel engine and catalyst for exhaust gas purification Grant 7,310,940 - Gieshoff , et al. December 25, 2 | 2007-12-25 |
Exhaust Gas Cleaning Catalyst With An Axially Varying Precious Metal Concentration And Processes For Making the Catalyst App 20070264518 - Wolf; Anke ;   et al. | 2007-11-15 |
Oxygen storage material, process for its preparation and its application in a catalyst App 20070191220 - Bog; Tassilo ;   et al. | 2007-08-16 |
Method of operating a catalyst which includes components for storing hydrocarbon App 20070166827 - Votsmeier; Martin ;   et al. | 2007-07-19 |
Oxygen storage material based on cerium oxide, a process for its preparation and its use Grant 7,238,639 - Mussmann , et al. July 3, 2 | 2007-07-03 |
Exhaust-gas purification system with particulate filter and method of operation thereof with improved regeneration of the particulate filter App 20070119152 - Gieshoff; Jurgen ;   et al. | 2007-05-31 |
Catalyst arrangement and method of purifying the exhaust gas of internal combustion engines operated under lean conditions App 20070110650 - Pfeifer; Marcus ;   et al. | 2007-05-17 |
Exhaust-gas purification system for the selective catalytic reduction of nitrogen oxides in the lean exhaust gas of internal combustion engines and method of exhaust-gas purification App 20070089403 - Pfeifer; Markus ;   et al. | 2007-04-26 |
Oxygen storage material, process for its preparation and its application in a catalyst Grant 7,202,194 - Muhammed , et al. April 10, 2 | 2007-04-10 |
Method of removing nitrogen oxides from the exhaust gas of a lean-burn internal combustion engine and exhaust-gas purification system therefor App 20070051096 - Pfeifer; Markus ;   et al. | 2007-03-08 |
Method of operating a system comprising a diesel engine and catalyst for exhaust gas purification App 20070006570 - Gieshoff; Jurgen ;   et al. | 2007-01-11 |
Particle filter having a catalytically active coating to accelerate burning off accumulated soot particles during a regeneration phase App 20060270548 - Pfeifer; Marcus ;   et al. | 2006-11-30 |
Method and apparatus for determining the activity and aging behavior of a catalyst App 20060216202 - Gieshoff; Jurgen ;   et al. | 2006-09-28 |
Catalyst featuring silicone dioxide based support material for the purification of exhaust gases App 20060183636 - Klein; Harald ;   et al. | 2006-08-17 |
Method for coating a catalyst carrier containing two different partial structures with a catalytically active coating, and catalyst obtained thereby App 20060154816 - Domesle; Rainer ;   et al. | 2006-07-13 |
Oxygen storage material, process for its preparation and its application in a catalyst App 20060052243 - Muhammed; Mamoun ;   et al. | 2006-03-09 |
Process for reducing nitrogen oxides Grant 7,005,116 - Schafer-Sindlinger , et al. February 28, 2 | 2006-02-28 |
Process and catalyst for reducing nitrogen oxides App 20050196333 - Schafer-Sindlinger, Adolf ;   et al. | 2005-09-08 |
Exhaust-gas purification catalyst to be used close to the engine and process for its production Grant 6,875,725 - Lindner , et al. April 5, 2 | 2005-04-05 |
Process and catalyst for reducing nitrogen oxides Grant 6,843,971 - Schafer-Sindlinger , et al. January 18, 2 | 2005-01-18 |
Redox-catalyst for selective catalytic reduction and method for the production thereof App 20040209769 - Demel, Yvonne ;   et al. | 2004-10-21 |
Oxygen storage material, process for its preparation and its application in a catalyst App 20040186016 - Bog, Tassilo ;   et al. | 2004-09-23 |
Process for checking the operability of an exhaust gas purification catalyst Grant 6,739,176 - Neuhausen , et al. May 25, 2 | 2004-05-25 |
Exhaust gas treatment units for internal combustion engines and processes for operating them Grant 6,725,647 - Pfeifer , et al. April 27, 2 | 2004-04-27 |
Catalytic soot filter and use thereof in treatment of lean exhaust gases App 20040065078 - Schafer-Sindlinger, Adolf ;   et al. | 2004-04-08 |
Particle filter having a catalytically active coating to accelerate burning off accumulated soot particles during a regeneration phase App 20040067176 - Pfeifer, Marcus ;   et al. | 2004-04-08 |
Structured catalysts for selective reduction of nitrogen oxides by ammonia using a compound that can be hydrolyzed to ammonia Grant 6,713,031 - Harris , et al. March 30, 2 | 2004-03-30 |
Process for regenerating a nitrogen oxides storage catalyst App 20040055285 - Rohr, Friedemann ;   et al. | 2004-03-25 |
Honeycomb body made of material with improved radial pressure resistance Grant 6,710,014 - Domesle , et al. March 23, 2 | 2004-03-23 |
Apparatus for the removal of soot particles from the exhaust gas of diesel engines App 20040037754 - van Setten, Barry ;   et al. | 2004-02-26 |
Catalyst for destruction of co, voc, and halogenated organic emissions App 20040028589 - Reisinger, Martin ;   et al. | 2004-02-12 |
Catalyst for purifying the exhaust gases of diesel engines, and process for the preparation thereof Grant 6,685,900 - Domesle , et al. February 3, 2 | 2004-02-03 |
Process for producing electrical energy with the aid of a fuel cell Grant 6,686,075 - Gieshoff , et al. February 3, 2 | 2004-02-03 |
Process for checking the operatability of a nitrogen oxide storage catalyst Grant 6,684,628 - Gobel , et al. February 3, 2 | 2004-02-03 |
Catalyst for cleaning up the exhaust gases of a diesel engine Grant 6,677,264 - Klein , et al. January 13, 2 | 2004-01-13 |
Process for operating a three-way catalyst that contains an oxygen-storage component Grant 6,655,129 - Lindner , et al. December 2, 2 | 2003-12-02 |
Process for operating an exhaust gas treatment device for a gasoline engine Grant 6,601,381 - Mussmann , et al. August 5, 2 | 2003-08-05 |
Process for coating a ceramic honeycomb body Grant 6,596,056 - Domesle , et al. July 22, 2 | 2003-07-22 |
Method and device for operating a motor vehicle engine App 20030135323 - Votsmeier, Martin ;   et al. | 2003-07-17 |
Oxygen storing material with high thermal stability and a process for preparation and use thereof Grant 6,576,207 - Mussmann , et al. June 10, 2 | 2003-06-10 |
Method and device for the catalytic conversion of gaseous pollutants in the exhaust gas of combustion engines App 20030101718 - Pfeifer, Marcus ;   et al. | 2003-06-05 |
Process and device for removing soot from the exhaust gas of a diesel engine Grant 6,516,611 - Schafer-Sindlinger , et al. February 11, 2 | 2003-02-11 |
Catalyst material and a process for its preparation App 20020187894 - Domesle, Rainer ;   et al. | 2002-12-12 |
Process and device for removing soot particles from diesel engine exhaust gas App 20020170433 - Pfeifer, Marcus ;   et al. | 2002-11-21 |
Catalyst material Grant 6,475,951 - Domesle , et al. November 5, 2 | 2002-11-05 |
Process for operating a three-way catalyst that contains an oxygen-storage component App 20020121083 - Lindner, Dieter ;   et al. | 2002-09-05 |
Exhaust gas treatment unit for internal combustion engines and processes for operatin therm App 20020116920 - Pfeifer, Marcus ;   et al. | 2002-08-29 |
Exhaust gas treatment unit for the selective catalytic reduction of nitrogen oxides under lean exhaust gas conditions and a process for the treatment of exhaust gases App 20020054844 - Pfeifer, Marcus ;   et al. | 2002-05-09 |
Oxygen storage material based on cerium oxide, a process for its preparation and its use App 20020042342 - Mussmann, Lothar ;   et al. | 2002-04-11 |
Process and catalyst for reducing nitrogen oxides App 20020039550 - Schafer-Sindlinger, Adolf ;   et al. | 2002-04-04 |
Exhaust-gas purification catalyst to be used close to the engine and process for its production App 20020039549 - Lindner, Dieter ;   et al. | 2002-04-04 |
Process for producing electrical energy with the aid of a fuel cell App 20020025456 - Gieshoff, Jurgen ;   et al. | 2002-02-28 |
Exhaust gas treatment catalyst for internal combustion engines with two catalytically active layers on a carrier structure Grant 6,348,430 - Lindner , et al. February 19, 2 | 2002-02-19 |
Process for checking the operatability of a nitrogen oxide storage catalyst App 20020012623 - Gobel, Ulrich ;   et al. | 2002-01-31 |
Process for operating an exhaust gas treatment device for a gasoline engine App 20020005039 - Mussmann, Lothar ;   et al. | 2002-01-17 |
Storage material for sulfur oxides Grant 6,338,831 - Strehlau , et al. January 15, 2 | 2002-01-15 |
Honeycomb body made of material with improved radial pressure resistance App 20020004454 - Domesle, Rainer ;   et al. | 2002-01-10 |
Process for the selective catalytic reduction of the nitrogen oxides contained in a lean exhaust gas Grant 6,334,986 - Gieshoff , et al. January 1, 2 | 2002-01-01 |
Catalyst For Reducing Nitrogen Oxides In Oxidizing And Reducing Atmospheres App 20010053341 - TILLAART, HANS VAN DEN ;   et al. | 2001-12-20 |
Process for the preparation of a vanadia SCR-catalyst supported on titania App 20010049339 - Schafer-Sindlinger, Adolf ;   et al. | 2001-12-06 |
Single layer high performance catalyst App 20010046941 - Mussmann, Lothar ;   et al. | 2001-11-29 |
Catalyst for purifying the exhaust gases of diesel engines, and process for the preparation thereof App 20010043896 - Domesle, Rainer ;   et al. | 2001-11-22 |
Process for checking the operability of an exhaust gas purification catalyst App 20010033815 - Neuhausen, Ulrich ;   et al. | 2001-10-25 |
Layered noble metal-containing exhaust gas catalyst and its preparation Grant 6,294,140 - Mussmann , et al. September 25, 2 | 2001-09-25 |
Process for coating a ceramic honeycomb body App 20010006717 - Domesle, Rainer ;   et al. | 2001-07-05 |
Process for the selective catalytic reduction of the nitrogen oxides contained in a lean exhaust gas App 20010002244 - Gieshoff, Jurgen ;   et al. | 2001-05-31 |
Exhaust Gas Purification System For Diesel Motors App 20010001647 - LEYRER, JURGEN ;   et al. | 2001-05-24 |
Exhaust gas catalyst Grant 6,180,075 - Lindner , et al. January 30, 2 | 2001-01-30 |
Process for the operation of a nitrogen oxides storage catalyst Grant 6,171,565 - Hohne , et al. January 9, 2 | 2001-01-09 |
Method of purifying a lean exhaust gas and catalytic system therefor Grant 6,089,015 - Strehlau , et al. July 18, 2 | 2000-07-18 |
Exhaust gas purification catalyst with improved hydrocarbon conversion Grant 6,080,375 - Mussmann , et al. June 27, 2 | 2000-06-27 |
Coating dispersion for exhaust gas catalysts Grant 5,958,829 - Domesle , et al. September 28, 1 | 1999-09-28 |
Auxiliary heating for motor vehicles with internal combustion engines Grant 5,934,073 - Gieshoff , et al. August 10, 1 | 1999-08-10 |
Diesel catalytic converter Grant 5,928,981 - Leyrer , et al. July 27, 1 | 1999-07-27 |
Method for the unilateral or bilateral sealing or filling of flow channels in an annular zone of a cylindrical honeycomb body Grant 5,707,574 - Domesle , et al. January 13, 1 | 1998-01-13 |
System for accelerating the heating rate of a fixed bed catalyst by supplying supplemental energy Grant 5,569,441 - Engler , et al. October 29, 1 | 1996-10-29 |
Coating dispersion for exhaust gas catalysts Grant 5,496,788 - Domesle , et al. March 5, 1 | 1996-03-05 |
Oxidative diesel control catalyst Grant 5,371,056 - Leyrer , et al. December 6, 1 | 1994-12-06 |
Reduction in the quantity of NO.sub.x in lean exhaust gas of motor vehicle engines Grant 5,354,720 - Leyrer , et al. October 11, 1 | 1994-10-11 |
Catalyst for the purification of exhaust gases of internal combustion engines with reduction of hydrogen sulfide emission Grant 5,045,521 - Lox , et al. * September 3, 1 | 1991-09-03 |
Monolithic or honeycomb-type catalyst Grant 5,043,311 - Engler , et al. August 27, 1 | 1991-08-27 |