CN102008955A - 一种用于柴油车排气净化的选择性催化还原催化剂及其制备方法 - Google Patents
一种用于柴油车排气净化的选择性催化还原催化剂及其制备方法 Download PDFInfo
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- CN102008955A CN102008955A CN2010105492517A CN201010549251A CN102008955A CN 102008955 A CN102008955 A CN 102008955A CN 2010105492517 A CN2010105492517 A CN 2010105492517A CN 201010549251 A CN201010549251 A CN 201010549251A CN 102008955 A CN102008955 A CN 102008955A
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
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CN201010549251.7A CN102008955B (zh) | 2010-11-18 | 2010-11-18 | 一种用于柴油车排气净化的选择性催化还原催化剂及其制备方法 |
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CN201010549251.7A CN102008955B (zh) | 2010-11-18 | 2010-11-18 | 一种用于柴油车排气净化的选择性催化还原催化剂及其制备方法 |
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CN102008955A true CN102008955A (zh) | 2011-04-13 |
CN102008955B CN102008955B (zh) | 2015-01-21 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103170344A (zh) * | 2011-12-23 | 2013-06-26 | 李雪梅 | 一种用于低温scr脱硝的催化剂及其制备方法 |
CN104475120A (zh) * | 2014-12-03 | 2015-04-01 | 天津大学 | 柴油机用钴-钒二元氧化物型选择性催化还原负载催化剂 |
CN107321346A (zh) * | 2017-07-26 | 2017-11-07 | 大唐南京环保科技有限责任公司 | 一种低温平板式脱硝催化剂的制备方法 |
CN113318722A (zh) * | 2020-02-28 | 2021-08-31 | 广东粤能净环保科技有限公司 | 一种光催化剂及其制备方法和应用 |
CN113750981A (zh) * | 2021-09-26 | 2021-12-07 | 北京市科学技术研究院城市安全与环境科学研究所 | 一种协同净化多种污染物的催化剂及其制备方法 |
CN114849728A (zh) * | 2022-04-28 | 2022-08-05 | 湖南立泰环境工程有限公司 | 一种VOCs催化氧化催化剂的制备方法及所得催化剂 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006068663A (ja) * | 2004-09-03 | 2006-03-16 | Nippon Shokubai Co Ltd | 窒素酸化物および臭気成分を含む排ガスの処理方法 |
CN1792431A (zh) * | 2006-01-13 | 2006-06-28 | 清华大学 | 双氧化物复合载体的整体式脱硝催化剂及其制备方法 |
CN1935370A (zh) * | 2006-10-16 | 2007-03-28 | 华东理工大学 | 用于以液化石油气为燃料的汽车尾气净化的三效催化剂 |
CN101352680A (zh) * | 2008-09-08 | 2009-01-28 | 浙江大学 | TiO2负载的锰铈复合氧化物催化剂及其制备方法 |
CN101559363A (zh) * | 2009-05-26 | 2009-10-21 | 天津大学 | Ce2O3和V2O5双活性组分柴油车用选择性催化还原脱除氮氧化物催化剂 |
-
2010
- 2010-11-18 CN CN201010549251.7A patent/CN102008955B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006068663A (ja) * | 2004-09-03 | 2006-03-16 | Nippon Shokubai Co Ltd | 窒素酸化物および臭気成分を含む排ガスの処理方法 |
CN1792431A (zh) * | 2006-01-13 | 2006-06-28 | 清华大学 | 双氧化物复合载体的整体式脱硝催化剂及其制备方法 |
CN1935370A (zh) * | 2006-10-16 | 2007-03-28 | 华东理工大学 | 用于以液化石油气为燃料的汽车尾气净化的三效催化剂 |
CN101352680A (zh) * | 2008-09-08 | 2009-01-28 | 浙江大学 | TiO2负载的锰铈复合氧化物催化剂及其制备方法 |
CN101559363A (zh) * | 2009-05-26 | 2009-10-21 | 天津大学 | Ce2O3和V2O5双活性组分柴油车用选择性催化还原脱除氮氧化物催化剂 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103170344A (zh) * | 2011-12-23 | 2013-06-26 | 李雪梅 | 一种用于低温scr脱硝的催化剂及其制备方法 |
CN103170344B (zh) * | 2011-12-23 | 2015-10-07 | 李雪梅 | 一种用于低温scr脱硝的催化剂及其制备方法 |
CN104475120A (zh) * | 2014-12-03 | 2015-04-01 | 天津大学 | 柴油机用钴-钒二元氧化物型选择性催化还原负载催化剂 |
CN107321346A (zh) * | 2017-07-26 | 2017-11-07 | 大唐南京环保科技有限责任公司 | 一种低温平板式脱硝催化剂的制备方法 |
CN113318722A (zh) * | 2020-02-28 | 2021-08-31 | 广东粤能净环保科技有限公司 | 一种光催化剂及其制备方法和应用 |
CN113318722B (zh) * | 2020-02-28 | 2023-08-01 | 中科粤能净(山东)新材料有限公司 | 一种光催化剂及其制备方法和应用 |
CN113750981A (zh) * | 2021-09-26 | 2021-12-07 | 北京市科学技术研究院城市安全与环境科学研究所 | 一种协同净化多种污染物的催化剂及其制备方法 |
CN114849728A (zh) * | 2022-04-28 | 2022-08-05 | 湖南立泰环境工程有限公司 | 一种VOCs催化氧化催化剂的制备方法及所得催化剂 |
CN114849728B (zh) * | 2022-04-28 | 2024-02-23 | 湖南立泰环境工程有限公司 | 一种VOCs催化氧化催化剂的制备方法及所得催化剂 |
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