MX2019001498A - Articulos y sistemas de reduccion catalitica selectiva. - Google Patents

Articulos y sistemas de reduccion catalitica selectiva.

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Publication number
MX2019001498A
MX2019001498A MX2019001498A MX2019001498A MX2019001498A MX 2019001498 A MX2019001498 A MX 2019001498A MX 2019001498 A MX2019001498 A MX 2019001498A MX 2019001498 A MX2019001498 A MX 2019001498A MX 2019001498 A MX2019001498 A MX 2019001498A
Authority
MX
Mexico
Prior art keywords
articles
systems
catalytic reduction
selective catalytic
molecular sieve
Prior art date
Application number
MX2019001498A
Other languages
English (en)
Spanish (es)
Inventor
Roth Stanley
Fu Qi
yang Jeff
Slawski Barbara
Xue Wen-Mei
L Mohanan Jaya
E Voss Kenneth
Shah Sandip
Prasad Subramanian
Original Assignee
Basf Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Basf Corp filed Critical Basf Corp
Publication of MX2019001498A publication Critical patent/MX2019001498A/es

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MX2019001498A 2016-08-05 2017-08-04 Articulos y sistemas de reduccion catalitica selectiva. MX2019001498A (es)

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Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3281699A1 (de) * 2016-08-11 2018-02-14 Umicore AG & Co. KG Partikelfilter mit scr-aktiver beschichtung
JP6693406B2 (ja) * 2016-12-20 2020-05-13 三菱自動車工業株式会社 排気ガス浄化装置
CN110240178B (zh) * 2018-03-09 2021-04-23 中国科学院大连化学物理研究所 选择性吸分子筛及其制备方法
JP7150496B2 (ja) * 2018-06-27 2022-10-11 株式会社キャタラー 排ガス浄化用触媒及び排ガス浄化システム
US12569810B2 (en) * 2020-03-30 2026-03-10 Basf Mobile Emissions Catalysts Llc Selective catalytic reduction catalyst and a process for preparing a selective catalytic reduction catalyst
JP7799610B2 (ja) * 2020-03-31 2026-01-15 ジョンソン、マッセイ、パブリック、リミテッド、カンパニー In-situでのpt固定によるアンモニアスリップ触媒
US12296322B2 (en) * 2020-04-01 2025-05-13 Basf Mobile Emissions Catalysts Llc High ammonia storage capacity SCR catalysts
CN116685400A (zh) * 2020-12-09 2023-09-01 巴斯夫公司 包含Cu和Fe交换的沸石的SCR催化剂的制备方法,所述催化剂,包含所述催化剂的系统和使用所述催化剂的排气处理
EP4095093A1 (en) * 2021-05-28 2022-11-30 Casale Sa Process for production of nitric acid provided with a secondary abatement treatment
CN114433202A (zh) * 2021-12-23 2022-05-06 惠州市瑞合环保科技有限公司 一种柴油机尾气净化scr催化剂及其涂敷工艺
CN114950576B (zh) * 2022-06-20 2023-08-22 济南大学 一种提高金属基小孔分子筛水热稳定性的方法及所得产品和应用
EP4414052A1 (en) * 2023-02-10 2024-08-14 Johnson Matthey Public Limited Company Scr catalyst article and systems for reducing n2o in exhaust gas
CN117299196B (zh) * 2023-11-30 2024-02-20 无锡威孚环保催化剂有限公司 一种低n2o生成量的scr催化剂及其制备方法
DE102024127335A1 (de) * 2024-09-23 2026-03-26 Clariant International Ltd Katalysator zur selektiven katalytischen reduktion oder zersetzung von lachgas

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4861739A (en) * 1987-06-04 1989-08-29 Uop Microporous crystalline composite compositions
US6689709B1 (en) 2000-11-15 2004-02-10 Engelhard Corporation Hydrothermally stable metal promoted zeolite beta for NOx reduction
US7704475B2 (en) 2005-12-14 2010-04-27 Basf Catalysts Llc Zeolite catalyst with improved NOx reduction in SCR
US10384162B2 (en) * 2007-03-26 2019-08-20 Pq Corporation High silica chabazite for selective catalytic reduction, methods of making and using same
CN101827654B (zh) * 2007-08-13 2013-11-06 Pq公司 含铁铝硅酸盐沸石及其制备和使用方法
KR101809040B1 (ko) * 2009-04-17 2017-12-14 존슨 맛쎄이 퍼블릭 리미티드 컴파니 질소 산화물의 환원에 대한 희박/농후 노화에 대해 내구적인 소기공 분자 체 지지된 구리 촉매
DE102009040352A1 (de) 2009-09-05 2011-03-17 Johnson Matthey Catalysts (Germany) Gmbh Verfahren zur Herstellung eines SCR aktiven Zeolith-Katalysators sowie SCR aktiver Zeolith-Katalysator
GB2475740B (en) * 2009-11-30 2017-06-07 Johnson Matthey Plc Catalysts for treating transient NOx emissions
US8293198B2 (en) * 2009-12-18 2012-10-23 Basf Corporation Process of direct copper exchange into Na+-form of chabazite molecular sieve, and catalysts, systems and methods
BR112014012846B1 (pt) 2011-12-02 2021-10-26 Pq Corporation Material cristalino de aluminossilicato, o método de fabricação do mesmo e método de redução catalítica seletiva dos óxidos de nitrogênio em gás de escape
CA2888517C (en) * 2012-10-19 2020-10-06 Basf Corporation 8-ring small pore molecular sieve as high temperature scr catalyst
BR112015008645B1 (pt) 2012-10-19 2024-01-30 Basf Corporation Artigo de redução catalítica seletiva para catalisar a redução de óxidos de nitrogênio na presença de um agente redutor, e, método para reduzir seletivamente óxidos de nitrogênio
CA2900291A1 (en) * 2013-03-14 2014-10-02 Basf Corporation Selective catalytic reduction catalyst system
JP6532826B2 (ja) 2013-12-11 2019-06-19 株式会社キャタラー 排ガス浄化材
WO2015128668A1 (en) 2014-02-28 2015-09-03 Johnson Matthey Public Limited Company Scr catalysts having improved low temperature performance, and methods of making and using the same
CN106029228A (zh) * 2014-02-28 2016-10-12 庄信万丰股份有限公司 具有改进的低温性能的scr催化剂,及其制造和使用方法
GB2530129B (en) 2014-05-16 2016-10-26 Johnson Matthey Plc Catalytic article for treating exhaust gas
WO2016020806A1 (en) 2014-08-07 2016-02-11 Johnson Matthey Public Limited Company Zoned catalyst for treating exhaust gas
WO2016070090A1 (en) 2014-10-30 2016-05-06 Basf Corporation Mixed metal large crystal molecular sieve catalyst compositions, catalytic articles, systems and method
KR102402475B1 (ko) 2015-04-09 2022-05-25 에코비스트 카탈리스트 테크놀로지스 엘엘씨 안정화된 미세다공성 결정질 물질, 이를 제조하는 방법, 및 NOx의 선택적 촉매 환원을 위한 용도

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