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公开(公告)号：US10233803B2
公开(公告)日：2019-03-19
申请号：US15473007
申请日：2017-03-29
Applicant: Johnson Matthey Public Limited Company
Inventor： Satoshi Sumiya , Daisuke Yokota
IPC: B01J21/04 , B01J23/44 , B01J35/04 , F01N3/022 , F01N3/035 , B01D46/24 , B01J35/00 , B01J37/02 , B01D53/94 , F01N3/021
Abstract: Provided is an exhaust gas purification filter including a substrate comprising a plurality of porous partitions, wherein the partitions form an exhaust gas flow path, a porous catalytic layer is provided on the partitions and the catalytic layer having a thickness of 10 μm or greater is provided over at least 20% of the total length of the partitions in the lengthwise direction thereof, and the catalytic layer having a thickness of 10 μm or greater is not present on the partitions 15 mm from an outflow side.
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公开(公告)号：US10773251B2
公开(公告)日：2020-09-15
申请号：US16532565
申请日：2019-08-06
Applicant: Johnson Matthey Public Limited Company
Inventor： Philip Gerald Blakeman , Gavin Michael Brown , Sougato Chatterjee , Andrew Francis Chiffey , Jane Gast , Paul Richard Phillips , Hanako Oyamada , Raj Rao Rajaram , Satoshi Sumiya , Andrew Peter Walker , Lifeng Wang
IPC: B01J29/76 , B01J37/02 , B01J23/42 , B01J23/44 , B01D53/94 , B01J29/068 , B01J37/03 , B01J35/00 , B01J29/06 , B01J29/74 , B01J35/04 , B01J20/18 , F01N3/20 , F01N3/28 , B01J21/04 , B01J21/12 , B01J29/70
Abstract: The invention provides an exhaust gas cleaning oxidation catalyst and in particular to an oxidation catalyst for cleaning the exhaust gas discharged from internal combustion engines of compression ignition type (particularly diesel engines). The invention further relates to a catalysed substrate monolith comprising an oxidising catalyst on a substrate monolith for use in treating exhaust gas emitted from a lean-burn internal combustion engine. In particular, the invention relates to a catalysed substrate monolith comprising a first washcoat coating and a second washcoat coating, wherein the second washcoat coating is disposed in a layer above the first washcoat coating.
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公开(公告)号：US10753248B2
公开(公告)日：2020-08-25
申请号：US16140653
申请日：2018-09-25
Applicant: Johnson Matthey Public Limited Company
Inventor： Tomotaka Hirota , Yasunori Kurashima , Shuhei Nagaoka , Yukie Ohtsuka , Satoshi Sumiya , Takayuki Suzuki , Takashi Yamada
IPC: B01J23/00 , B01J23/10 , F01N3/10 , F01N3/28 , B01J21/04 , B01J21/10 , B01J23/46 , B01J35/00 , B01D53/86 , B01J23/63 , B01D53/94
Abstract: A three-way catalyst article, and its use in an exhaust system for internal combustion engines, is disclosed. The catalyst article for treating exhaust gas comprises: a substrate; and a catalytic region on the substrate; wherein the catalytic region comprises a platinum group metal (PGM) component, an oxide, and a rare earth metal component; wherein the oxide is an inorganic oxide, an oxygen storage component (OSC) material, or a mixture thereof; wherein the rare earth metal component concentration by element on the surface of the oxide per unit specific surface area of the oxide is 1 μmol/m2 to 20 μmol/m2.
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Patent Agency Ranking
公开(公告)号：US10376867B2
公开(公告)日：2019-08-13
申请号：US15843745
申请日：2017-12-15
Applicant: Johnson Matthey Public Limited Company
Inventor： Philip Gerald Blakeman , Gavin Michael Brown , Sougato Chatterjee , Andrew Francis Chiffey , Jane Gast , Paul Richard Phillips , Hanako Oyamada , Raj Rao Rajaram , Satoshi Sumiya , Andrew Peter Walker , Lifeng Wang
IPC: B01J29/76 , B01J37/02 , B01J23/42 , B01J23/44 , B01D53/94 , B01J29/068 , B01J37/03 , B01J35/00 , B01J29/06 , B01J29/74 , B01J35/04 , B01J20/18 , F01N3/20 , F01N3/28 , B01J21/04 , B01J21/12 , B01J29/70
Abstract: The invention provides an exhaust gas cleaning oxidation catalyst and in particular to an oxidation catalyst for cleaning the exhaust gas discharged from internal combustion engines of compression ignition type (particularly diesel engines). The invention further relates to a catalyzed substrate monolith comprising an oxidizing catalyst on a substrate monolith for use in treating exhaust gas emitted from a lean-burn internal combustion engine. In particular, the invention relates to a catalyzed substrate monolith comprising a first washcoat coating and a second washcoat coating, wherein the second washcoat coating is disposed in a layer above the first washcoat coating.
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公开(公告)号：US10137412B2
公开(公告)日：2018-11-27
申请号：US15324278
申请日：2016-01-07
Applicant: Johnson Matthey Public Limited Company
Inventor： Satoshi Sumiya
IPC: B01D53/94
Abstract: The present invention provides a filter comprising a base material and a catalytic substance provided within the base material, wherein the base material comprises a plurality of cells forming gas flow paths and having a gas inflow-side end portion and outflow-side end portion, and a plurality of porous partition walls defining said cells, the end portions of at least some of the cells being closed off, and the void occupancy of the catalytic substance within the pores of the partition walls is 10% or less.
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公开(公告)号：US09005559B2
公开(公告)日：2015-04-14
申请号：US14158889
申请日：2014-01-20
Inventor： Satoshi Sumiya , Lifeng Wang , Hanako Oyamada , Philip Gerald Blakeman , Gavin Michael Brown , Sougato Chatterjee , Andrew Francis Chiffey , Jane Gast , Paul Richard Phillips , Raj Rao Rajaram , Andrew Peter Walker
IPC: B01D53/94 , B01J23/40 , B01J23/42 , B01J23/44 , F01N3/28 , B01J37/02 , B01J29/068 , B01J37/03 , B01J35/00 , B01J29/06 , B01J29/74 , B01J29/76 , B01J35/04 , B01J20/18 , F01N3/20
CPC classification number: B01J29/763 , B01D53/9431 , B01D53/944 , B01D53/9477 , B01D2253/108 , B01D2255/1021 , B01D2255/1023 , B01D2255/2065 , B01D2255/207 , B01D2255/20707 , B01D2255/50 , B01D2255/902 , B01D2255/9022 , B01D2255/912 , B01D2258/012 , B01J20/18 , B01J21/04 , B01J21/12 , B01J23/42 , B01J23/44 , B01J29/06 , B01J29/068 , B01J29/7007 , B01J29/7415 , B01J29/7615 , B01J35/0006 , B01J35/04 , B01J37/0244 , B01J37/0246 , B01J37/038 , B01J2229/186 , F01N3/208 , F01N3/2803 , Y02A50/2341 , Y10S502/52712
Abstract: The invention provides an exhaust gas cleaning oxidation catalyst and in particular to an oxidation catalyst for cleaning the exhaust gas discharged from internal combustion engines of compression ignition type (particularly diesel engines). The invention further relates to a catalysed substrate monolith comprising an oxidising catalyst on a substrate monolith for use in treating exhaust gas emitted from a lean-burn internal combustion engine. In particular, the invention relates to a catalysed substrate monolith comprising a first washcoat coating and a second washcoat coating, wherein the second washcoat coating is disposed in a layer above the first washcoat coating.
Abstract translation: 本发明提供了一种废气净化氧化催化剂，特别是一种用于清洗从压缩点火式（特别是柴油发动机）的内燃机排出的废气的氧化催化剂。 本发明还涉及一种催化基材整料，其包含在用于处理从稀燃内燃机排出的废气的基板单块上的氧化催化剂。 特别地，本发明涉及包含第一修补基面涂层和第二修补基面涂层的催化底物整料，其中第二修补基面涂层涂层设置在第一修补基面涂层涂层上方的层中。
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公开(公告)号：US09868115B2
公开(公告)日：2018-01-16
申请号：US14676207
申请日：2015-04-01
Applicant: Johnson Matthey Public Limited Company
Inventor： Satoshi Sumiya , Lifeng Wang , Hanako Oyamada , Philip Gerald Blakeman , Gavin Michael Brown , Sougato Chatterjee , Andrew Francis Chiffey , Jane Gast , Paul Richard Phillips , Raj Rao Rajaram , Andrew Peter Walker
IPC: B01D53/94 , B01J23/00 , F01N3/035 , F01N3/10 , B01J29/76 , B01J37/02 , B01J23/42 , B01J23/44 , B01J29/068 , B01J37/03 , B01J35/00 , B01J29/06 , B01J29/74 , B01J35/04 , B01J20/18 , F01N3/20 , F01N3/28 , B01J21/04 , B01J21/12 , B01J29/70
CPC classification number: B01J29/763 , B01D53/9431 , B01D53/944 , B01D53/9477 , B01D2253/108 , B01D2255/1021 , B01D2255/1023 , B01D2255/2065 , B01D2255/207 , B01D2255/20707 , B01D2255/50 , B01D2255/902 , B01D2255/9022 , B01D2255/912 , B01D2258/012 , B01J20/18 , B01J21/04 , B01J21/12 , B01J23/42 , B01J23/44 , B01J29/06 , B01J29/068 , B01J29/7007 , B01J29/7415 , B01J29/7615 , B01J35/0006 , B01J35/04 , B01J37/0244 , B01J37/0246 , B01J37/038 , B01J2229/186 , F01N3/208 , F01N3/2803 , Y02A50/2341 , Y10S502/52712
Abstract: The invention provides an exhaust gas cleaning oxidation catalyst and in particular to an oxidation catalyst for cleaning the exhaust gas discharged from internal combustion engines of compression ignition type (particularly diesel engines). The invention further relates to a catalysed substrate monolith comprising an oxidising catalyst on a substrate monolith for use in treating exhaust gas emitted from a lean-burn internal combustion engine. In particular, the invention relates to a catalysed substrate monolith comprising a first washcoat coating and a second washcoat coating, wherein the second washcoat coating is disposed in a layer above the first washcoat coating.
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公开(公告)号：US08652429B2
公开(公告)日：2014-02-18
申请号：US13645891
申请日：2012-10-05
Inventor： Satoshi Sumiya , Lifeng Wang , Hanako Oyamada , Philip Gerald Blakeman , Michael Gavin Brown , Sougato Chatterjee , Andrew Francis Chiffey , Jane Gast , Paul Richard Phillips , Raj Rao Rajaram , Andrew Peter Walker
CPC classification number: B01J29/763 , B01D53/9431 , B01D53/944 , B01D53/9477 , B01D2253/108 , B01D2255/1021 , B01D2255/1023 , B01D2255/2065 , B01D2255/207 , B01D2255/20707 , B01D2255/50 , B01D2255/902 , B01D2255/9022 , B01D2255/912 , B01D2258/012 , B01J20/18 , B01J21/04 , B01J21/12 , B01J23/42 , B01J23/44 , B01J29/06 , B01J29/068 , B01J29/7007 , B01J29/7415 , B01J29/7615 , B01J35/0006 , B01J35/04 , B01J37/0244 , B01J37/0246 , B01J37/038 , B01J2229/186 , F01N3/208 , F01N3/2803 , Y02A50/2341 , Y10S502/52712
Abstract: The invention provides an exhaust gas cleaning oxidation catalyst and in particular to an oxidation catalyst for cleaning the exhaust gas discharged from internal combustion engines of compression ignition type (particularly diesel engines). The invention further relates to a catalysed substrate monolith comprising an oxidizing catalyst on a substrate monolith for use in treating exhaust gas emitted from a lean-burn internal combustion engine. In particular, the invention relates to a catalysed substrate monolith comprising a first washcoat coating and a second washcoat coating, wherein the second washcoat coating is disposed in a layer above the first washcoat coating.
Abstract translation: 本发明提供了一种废气净化氧化催化剂，特别是一种用于清洗从压缩点火式（特别是柴油发动机）的内燃机排出的废气的氧化催化剂。 本发明还涉及一种催化基材整料，其包括在用于处理从稀燃内燃机排出的废气的基板整料上的氧化催化剂。 特别地，本发明涉及包含第一修补基面涂层和第二修补基面涂层的催化底物整料，其中第二修补基面涂层涂层设置在第一修补基面涂层涂层上方的层中。
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