FI20125182A - Pinnoite typen oksidien pelkistämiseksi - Google Patents
Pinnoite typen oksidien pelkistämiseksi Download PDFInfo
- Publication number
- FI20125182A FI20125182A FI20125182A FI20125182A FI20125182A FI 20125182 A FI20125182 A FI 20125182A FI 20125182 A FI20125182 A FI 20125182A FI 20125182 A FI20125182 A FI 20125182A FI 20125182 A FI20125182 A FI 20125182A
- Authority
- FI
- Finland
- Prior art keywords
- coating
- nitrogen oxides
- reduce nitrogen
- reduce
- oxides
- Prior art date
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- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title 3
- 239000011248 coating agent Substances 0.000 title 1
- 238000000576 coating method Methods 0.000 title 1
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- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
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FI20125182A FI123812B (fi) | 2012-02-17 | 2012-02-17 | Pinnoite typen oksidien pelkistämiseksi |
EP13748714.6A EP2814604A4 (en) | 2012-02-17 | 2013-02-14 | COATING TO REDUCE NITROGEN OXIDES |
CN201380020247.3A CN104245121B (zh) | 2012-02-17 | 2013-02-14 | 用于还原氮氧化物的涂层 |
RU2014136575A RU2648045C2 (ru) | 2012-02-17 | 2013-02-14 | Покрытие для восстановления оксидов азота |
PCT/FI2013/050172 WO2013121112A1 (en) | 2012-02-17 | 2013-02-14 | Coating for reducing nitrogen oxides |
US14/379,069 US10322403B2 (en) | 2012-02-17 | 2013-02-14 | Coating for reducing nitrogen oxides |
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FI20125182A FI123812B (fi) | 2012-02-17 | 2012-02-17 | Pinnoite typen oksidien pelkistämiseksi |
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---|---|---|---|---|
US9511353B2 (en) | 2013-03-15 | 2016-12-06 | Clean Diesel Technologies, Inc. (Cdti) | Firing (calcination) process and method related to metallic substrates coated with ZPGM catalyst |
US9216383B2 (en) | 2013-03-15 | 2015-12-22 | Clean Diesel Technologies, Inc. | System and method for two and three way ZPGM catalyst |
US9511355B2 (en) | 2013-11-26 | 2016-12-06 | Clean Diesel Technologies, Inc. (Cdti) | System and methods for using synergized PGM as a three-way catalyst |
US9511350B2 (en) | 2013-05-10 | 2016-12-06 | Clean Diesel Technologies, Inc. (Cdti) | ZPGM Diesel Oxidation Catalysts and methods of making and using same |
US9259716B2 (en) | 2013-03-15 | 2016-02-16 | Clean Diesel Technologies, Inc. | Oxidation catalyst systems compositions and methods thereof |
US9227177B2 (en) | 2013-03-15 | 2016-01-05 | Clean Diesel Technologies, Inc. | Coating process of Zero-PGM catalysts and methods thereof |
US9545626B2 (en) | 2013-07-12 | 2017-01-17 | Clean Diesel Technologies, Inc. | Optimization of Zero-PGM washcoat and overcoat loadings on metallic substrate |
US8853121B1 (en) | 2013-10-16 | 2014-10-07 | Clean Diesel Technology Inc. | Thermally stable compositions of OSM free of rare earth metals |
US9511358B2 (en) | 2013-11-26 | 2016-12-06 | Clean Diesel Technologies, Inc. | Spinel compositions and applications thereof |
EP2960454B1 (en) * | 2014-06-27 | 2018-08-08 | Volvo Car Corporation | Pressure differentiated exhaust gas aftertreatment device |
US20160074809A1 (en) * | 2014-09-15 | 2016-03-17 | Paccar Inc | Urea hydrolysis reactor for selective catalytic reduction |
US10188986B2 (en) | 2015-11-06 | 2019-01-29 | Paccar Inc | Electrochemical reductant generation while dosing DEF |
US10058819B2 (en) | 2015-11-06 | 2018-08-28 | Paccar Inc | Thermally integrated compact aftertreatment system |
EP3385516A1 (en) * | 2017-04-07 | 2018-10-10 | Perkins Engines Company Limited | Scr system and methodè |
US10835866B2 (en) | 2017-06-02 | 2020-11-17 | Paccar Inc | 4-way hybrid binary catalysts, methods and uses thereof |
US10675586B2 (en) | 2017-06-02 | 2020-06-09 | Paccar Inc | Hybrid binary catalysts, methods and uses thereof |
US10906031B2 (en) | 2019-04-05 | 2021-02-02 | Paccar Inc | Intra-crystalline binary catalysts and uses thereof |
US11007514B2 (en) | 2019-04-05 | 2021-05-18 | Paccar Inc | Ammonia facilitated cation loading of zeolite catalysts |
CN114127030B (zh) * | 2019-07-30 | 2024-01-30 | 第一稀元素化学工业株式会社 | 氧化锆系复合氧化物以及氧化锆系复合氧化物的制造方法 |
US10934918B1 (en) | 2019-10-14 | 2021-03-02 | Paccar Inc | Combined urea hydrolysis and selective catalytic reduction for emissions control |
CN112107962A (zh) * | 2020-09-23 | 2020-12-22 | 南京星诺新材料有限公司 | 一种隧道空气杀菌净化方法 |
CN112675901B (zh) * | 2020-12-29 | 2023-06-20 | 惠州市瑞合环保科技有限公司 | 用于柴油机尾气处理的scr催化剂及其制备方法和应用 |
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CN114920262B (zh) * | 2022-05-17 | 2023-08-11 | 北京科技大学 | 一种以芳香羧酸为调节剂制备无锐钛矿型ts-1分子筛的方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2768946B2 (ja) * | 1988-04-13 | 1998-06-25 | 東洋シーシーアイ株式会社 | 耐熱性貴金属触媒及びその製造方法 |
US5342599A (en) | 1990-09-14 | 1994-08-30 | Cummins Power Generation, Inc. | Surface stabilized sources of isocyanic acid |
EP0556228B1 (en) * | 1990-09-14 | 1995-04-12 | Cummins Power Generation, Inc. | Surface stabilized sources of isocyanic acid |
DE4038054A1 (de) | 1990-11-29 | 1992-06-04 | Man Technologie Gmbh | Verfahren und vorrichtung zur selektiven katalytischen no(pfeil abwaerts)x(pfeil abwaerts)-reduktion in sauerstoffhaltigen abgasen |
CA2060229A1 (en) | 1991-02-05 | 1992-08-06 | Toshiaki Hayasaka | Exhaust gas purifying catalyst and an exhaust gas purifying method using the catalyst |
ATE157901T1 (de) | 1992-02-10 | 1997-09-15 | Man Nutzfahrzeuge Ag | Vorrichtung zur katalytischen nox-reduktion |
DE4308542A1 (de) | 1993-03-17 | 1994-09-22 | Man Nutzfahrzeuge Ag | Verfahren und Vorrichtung zur selektiven katalytischen Reduktion von NO¶x¶ in sauerstoffhaltigen Gasen |
JPH08309185A (ja) | 1995-05-18 | 1996-11-26 | N E Chemcat Corp | 排気ガス浄化用触媒および排気ガスの浄化方法 |
DE69728341T2 (de) * | 1996-10-07 | 2004-12-30 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Verbundoxid, Verbundoxidträger und Katalysator |
DE19734627C1 (de) | 1997-08-09 | 1999-01-14 | Man Nutzfahrzeuge Ag | Vorrichtung und Verfahren zur katalytischen NO¶x¶-Reduktion in sauerstoffhaltigen Motorabgasen |
EP0935055B1 (en) * | 1998-02-05 | 2006-01-11 | Nissan Motor Company, Limited | Method for purifying oxygen rich exhaust gas |
DE10022842A1 (de) | 2000-05-10 | 2001-11-22 | Dmc2 Degussa Metals Catalysts | Strukturierter Katalysator für die selektive Reduktion von Stickoxiden mittels Ammoniak unter Verwendung einer zu Ammoniak hydrolysierbaren Verbindung |
DE10054877A1 (de) * | 2000-11-06 | 2002-05-29 | Omg Ag & Co Kg | Abgasreinigungsanlage für die selektive katalytische Reduktion von Stickoxiden unter mageren Abgasbedingungen und Verfahren zur Abgasreinigung |
US7056856B2 (en) | 2002-09-09 | 2006-06-06 | Airflow Catalyst Systems, Inc. | Tin oxide exhaust catalyst supports and catalysts stable at high temperatures |
JP2005105970A (ja) | 2003-09-30 | 2005-04-21 | Nissan Diesel Motor Co Ltd | エンジンの排気浄化装置 |
EP2263781A3 (en) * | 2004-04-16 | 2012-04-25 | HTE Aktiengesellschaft The High Throughput Experimentation Company | Process for the removal of harmful sustances from exhaust gases of combustion engines and catalyst for carrying out said process |
EP2095866B1 (en) | 2008-02-25 | 2014-10-29 | JGC Catalysts and Chemicals Ltd. | Exhaust gas treatment apparatus |
JP5251266B2 (ja) | 2008-06-03 | 2013-07-31 | いすゞ自動車株式会社 | 排気ガス浄化装置及び排気ガス浄化システム |
FR2940921B1 (fr) | 2009-01-12 | 2011-10-07 | Peugeot Citroen Automobiles Sa | Dispositif de traitement des gaz d'echappement d'un moteur |
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- 2013-02-14 US US14/379,069 patent/US10322403B2/en active Active
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WO2013121112A1 (en) | 2013-08-22 |
US20150017083A1 (en) | 2015-01-15 |
EP2814604A4 (en) | 2015-10-14 |
RU2014136575A (ru) | 2016-04-10 |
RU2648045C2 (ru) | 2018-03-22 |
CN104245121A (zh) | 2014-12-24 |
EP2814604A1 (en) | 2014-12-24 |
CN104245121B (zh) | 2018-06-05 |
FI123812B (fi) | 2013-11-15 |
US10322403B2 (en) | 2019-06-18 |
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