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公开(公告)号：US11697110B2
公开(公告)日：2023-07-11
申请号：US16184162
申请日：2018-11-08
申请人： BASF CORPORATION
发明人： Xiaofan Yang , Matthew Tyler Caudle
IPC分类号： B01J23/745 , B01J23/83 , B01J23/89 , B01J29/76 , B01J35/00 , B01J35/04 , F01N3/20 , F01N3/28 , B01D53/94 , B01D53/86 , B01J37/04
CPC分类号： B01J29/763 , B01D53/86 , B01D53/944 , B01D53/945 , B01D53/9418 , B01D53/9422 , B01D53/9436 , B01J23/745 , B01J23/83 , B01J23/89 , B01J23/894 , B01J35/0013 , B01J35/0033 , B01J35/04 , F01N3/20 , F01N3/2013 , F01N3/2828 , B01D2255/102 , B01D2255/206 , B01D2255/209 , B01D2255/2068 , B01D2255/20738 , B01D2255/20746 , B01D2255/50 , B01D2255/91 , B01D2255/9155 , B01D2255/9202 , B01D2257/404 , B01D2257/406 , B01D2257/502 , B01D2257/702 , B01D2257/708 , B01D2258/012 , B01J37/04 , B01J2523/00 , F01N2330/06 , F01N2370/04 , F01N2510/063 , Y02T10/12 , B01J2523/00 , B01J2523/305 , B01J2523/3725 , B01J2523/842 , B01J2523/00 , B01J2523/3737 , B01J2523/845
摘要： The invention provides a catalyst composition, including a mixture of catalytically active particles and a magnetic material, such as superparamagnetic iron oxide nanoparticles, capable of inductive heating in response to an applied alternating electromagnetic field. The catalytically active particles will typically include a base metal, platinum group metal, oxide of base metal or platinum group metal, or combination thereof, and will be adapted for use in various catalytic systems, such as diesel oxidation catalysts, catalyzed soot filters, lean NOx traps, selective catalytic reduction catalysts, ammonia oxidation catalysts, or three-way catalysts. The invention also includes a system and method for heating a catalyst material, which includes a catalyst article that includes the catalyst composition and a conductor for receiving current and generating an alternating electromagnetic field in response thereto, the conductor positioned such that the generated alternating electromagnetic field is applied to at least a portion of the magnetic material.
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公开(公告)号：US11654395B2
公开(公告)日：2023-05-23
申请号：US16225652
申请日：2018-12-19
发明人： Tomoharu Hayama
IPC分类号： B01D53/94 , B01J23/89 , B01J35/04 , B01J37/08 , B01J21/12 , B01J37/02 , B01J21/04 , B01J21/08 , F01N3/10 , B01J20/16 , B01J21/06 , B01J23/656 , B01J29/068 , B01J35/00 , F01N3/28 , F01N3/08
CPC分类号： B01D53/944 , B01D53/9468 , B01D53/9472 , B01J20/16 , B01J21/04 , B01J21/066 , B01J21/08 , B01J21/12 , B01J23/6562 , B01J23/8973 , B01J29/068 , B01J35/0006 , B01J35/04 , B01J37/0215 , B01J37/0236 , B01J37/0244 , B01J37/0246 , B01J37/0248 , B01J37/08 , F01N3/103 , F01N3/28 , B01D2255/1021 , B01D2255/1023 , B01D2255/2073 , B01D2255/2092 , B01D2255/2096 , B01D2255/20738 , B01D2255/902 , B01D2255/903 , B01D2255/9022 , B01D2255/9032 , B01D2255/91 , B01D2255/9155 , B01D2258/012 , B01J2523/00 , F01N3/0814 , F01N3/0842 , F01N2330/06 , F01N2370/02 , F01N2510/063 , F01N2510/0682 , F01N2510/0684 , B01J2523/00 , B01J2523/54 , B01J2523/828 , B01J2523/842
摘要： An oxidation catalyst for treating an exhaust gas produced by a diesel engine comprises a catalytic region and a substrate, wherein the catalytic region comprises a catalytic material comprising: bismuth (Bi) or an oxide thereof; a Group 8 metal or an oxide thereof; a platinum group metal (PGM) selected from the group consisting of (i) platinum (Pt), (ii) palladium (Pd) and (iii) platinum (Pt) and palladium (Pd); and a support material, which comprises alumina, silica, a mixed oxide of alumina and a refractory oxide, a mixed oxide of silica and a refractory oxide, a composite oxide of alumina and a refractory oxide, a composite oxide of silica and a refractory oxide, alumina doped with a refractory oxide or silica doped with a refractory oxide.
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公开(公告)号：US20190217269A1
公开(公告)日：2019-07-18
申请号：US16364664
申请日：2019-03-26
CPC分类号： B01J20/18 , B01D53/9422 , B01D53/9481 , B01D2253/108 , B01D2253/25 , B01D2255/10 , B01D2255/1023 , B01D2255/104 , B01D2255/106 , B01D2255/50 , B01D2255/9022 , B01D2255/9032 , B01D2255/91 , B01D2255/9155 , B01D2257/404 , B01D2258/012 , B01J20/02 , B01J29/06 , B01J29/54 , B01J29/80 , B01J35/0006 , B01J37/0244 , B01J37/0246 , F01N3/0807 , F01N3/0814 , F01N3/0821 , F01N3/0842 , F01N9/00 , F01N2610/02 , F01N2900/1404 , Y02T10/22 , Y02T10/47
摘要： A passive NOx adsorber is disclosed. The passive NOx adsorber is effective to adsorb NOx at or below a low temperature and release the adsorbed NOx at temperatures above the low temperature. The passive NOx adsorber comprises a noble metal and a molecular sieve having an OFF Framework Type. The invention also includes an exhaust system comprising the passive NOx adsorber, and a method for treating exhaust gas from an internal combustion engine utilizing the passive NOx adsorber.
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公开(公告)号：US20180318801A1
公开(公告)日：2018-11-08
申请号：US15938134
申请日：2018-03-28
CPC分类号： B01J23/63 , B01D53/9422 , B01D2255/1021 , B01D2255/1023 , B01D2255/1025 , B01D2255/206 , B01D2255/2063 , B01D2255/2065 , B01D2255/9022 , B01D2255/91 , B01J35/0006 , B01J35/04 , F01N3/0814 , F01N3/0842 , F01N2510/0684
摘要： A lean NOx trap catalyst and its use in an emission treatment system for internal combustion engines is disclosed. The lean NOx trap catalyst comprises a first layer and a second layer.
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公开(公告)号：US20180311649A1
公开(公告)日：2018-11-01
申请号：US15938068
申请日：2018-03-28
发明人： Guy Richard CHANDLER , Gregory Richard GREGORI , Paul Richard PHILLIPS , Jonathan David RADCLIFFE , Stuart REID
CPC分类号： B01D53/9422 , B01D2255/1021 , B01D2255/1023 , B01D2255/1025 , B01D2255/2065 , B01D2255/9025 , B01D2255/91 , B01J23/63 , F01N3/0814 , F01N2370/00 , F01N2510/0684
摘要： A lean NOx trap catalyst and its use in an emission treatment system for internal combustion engines is disclosed. The lean NOx trap catalyst comprises a first layer, a second layer, and a third layer.
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公开(公告)号：US20180304244A1
公开(公告)日：2018-10-25
申请号：US15959911
申请日：2018-04-23
发明人： Yannick Daniel BIDAL , Andrew CHIFFEY , Jack CORPS , Laura MITCHELL-DOWNIE , Francois MOREAU , Matthew O'BRIEN
IPC分类号： B01J29/78 , B01J29/74 , B01J35/00 , B01J23/34 , B01J21/12 , B01J35/04 , B01D53/94 , F01N3/08
CPC分类号： B01J29/7815 , B01D53/9409 , B01D53/9413 , B01D53/9422 , B01D53/944 , B01D53/9463 , B01D53/9468 , B01D53/9472 , B01D53/9477 , B01D2255/1021 , B01D2255/1023 , B01D2255/2073 , B01D2255/2096 , B01D2255/502 , B01D2255/707 , B01D2255/9022 , B01D2255/9025 , B01D2255/9032 , B01D2255/904 , B01D2255/91 , B01D2255/9155 , B01D2258/012 , B01J20/00 , B01J21/00 , B01J21/12 , B01J23/34 , B01J29/74 , B01J35/0006 , B01J35/04 , F01N3/0814 , F01N2570/14
摘要： A NOx absorber catalyst for treating an exhaust gas from a diesel engine. The NOx absorber catalyst comprises a first region comprising a NOx absorber material comprising a molecular sieve catalyst, and a second region comprising a nitrogen dioxide reduction material; and a substrate having an inlet end and an outlet end.
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公开(公告)号：US10060315B2
公开(公告)日：2018-08-28
申请号：US15166350
申请日：2016-05-27
发明人： Jin Woo Choung
CPC分类号： F01N3/035 , B01D53/9418 , B01D53/9431 , B01D53/944 , B01D53/9472 , B01D53/9481 , B01D2255/104 , B01D2255/2063 , B01D2255/20723 , B01D2255/2073 , B01D2255/20738 , B01D2255/20761 , B01D2255/20776 , B01D2255/402 , B01D2255/50 , B01D2255/9022 , B01D2255/904 , B01D2255/91 , B01D2255/915 , B01D2255/9155 , B01D2255/9202 , F01N3/0814 , F01N3/0842 , F01N3/2066 , Y02T10/24
摘要： A diesel particulate filter coated with selective catalytic reduction includes: a support in which channels are formed from a front side to a rear side, a perovskite catalyst, and a selective catalytic reduction. In particular, the channels include an inlet channel which has an opened inlet and a closed outlet, and an outlet channel which is disposed adjacent to the inlet channel and has a closed inlet and an opened outlet. The perovskite catalyst is provided in an inner surface of the inlet channel, and the selective catalytic reduction is provided in an inner surface of the outlet channel. The perovskite catalyst is represented as La1-xAgxMnO3 (here, 0
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公开(公告)号：US10005075B2
公开(公告)日：2018-06-26
申请号：US14563340
申请日：2014-12-08
发明人： Raj Rao Rajaram , Hai-Ying Chen , Dongxia Liu
IPC分类号： B01D53/94 , B01J29/44 , B01J29/74 , F01N3/08 , B01J37/02 , B01J29/83 , B01J29/84 , B01J29/85 , B01J35/04 , B01J20/18 , B01J20/32 , B01J20/28 , B01J29/80
CPC分类号： B01J29/743 , B01D53/9481 , B01D2253/108 , B01D2253/1122 , B01D2255/1023 , B01D2255/50 , B01D2255/91 , B01J20/186 , B01J20/28045 , B01J20/3204 , B01J20/3238 , B01J29/44 , B01J29/74 , B01J29/7415 , B01J29/80 , B01J29/83 , B01J29/84 , B01J29/85 , B01J35/04 , B01J37/0246 , B01J2229/186 , B01J2229/36 , F01N3/0814 , F01N3/0821 , Y02T10/22
摘要： A passive NOx adsorber is disclosed. The passive NOx adsorber is effective to adsorb NOx at or below a low temperature and release the adsorbed NOx at temperatures above the low temperature. The passive NOx adsorber comprises a noble metal and a small pore molecular sieve. The small pore molecular sieve has a maximum ring size of eight tetrahedral atoms. The invention also includes an exhaust system comprising the passive NOx adsorber, and a method for treating exhaust gas from an internal combustion engine utilizing the passive NOx adsorber.
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公开(公告)号：US09987618B2
公开(公告)日：2018-06-05
申请号：US15492211
申请日：2017-04-20
发明人： Andrew Francis Chiffey , Neil Robert Collins , John Benjamin Goodwin , Francois Moreau , Paul Richard Phillips
IPC分类号： B01J21/04 , B01J21/06 , B01J21/08 , B01J21/12 , B01J23/10 , B01J23/42 , B01J23/44 , B01J23/56 , B01J23/63 , B01J29/03 , B01J29/04 , B01J29/06 , B01J35/04 , B01D53/94 , F01N3/10 , F01N3/20 , F01N3/28 , B01J37/02 , B01J35/00 , B01J23/58 , B01J29/70 , B01J29/74
CPC分类号： B01J23/63 , B01D53/944 , B01D53/9468 , B01D53/9472 , B01D53/9477 , B01D2255/1021 , B01D2255/1023 , B01D2255/2042 , B01D2255/2065 , B01D2255/2092 , B01D2255/30 , B01D2255/50 , B01D2255/502 , B01D2255/9022 , B01D2255/9032 , B01D2255/908 , B01D2255/91 , B01D2258/012 , B01J23/42 , B01J23/58 , B01J29/7007 , B01J29/7415 , B01J35/0006 , B01J35/04 , B01J37/0225 , B01J37/0234 , B01J37/0244 , B01J37/0246 , F01N3/106 , F01N3/20 , F01N3/2842 , F01N2370/04 , Y02C20/10
摘要： An oxidation catalyst for treating an exhaust gas from a compression ignition engine, which oxidation catalyst comprises: a substrate; a first washcoat region comprising palladium (Pd) and a first support material comprising cerium oxide; and a second washcoat region comprising platinum (Pt) and a second support material.
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公开(公告)号：US20180133652A1
公开(公告)日：2018-05-17
申请号：US15799794
申请日：2017-10-31
发明人： Hyokyung Lee
CPC分类号： B01D53/9477 , B01D53/9418 , B01D53/9431 , B01D53/944 , B01D53/9495 , B01D2255/50 , B01D2255/904 , B01D2255/91 , B01D2255/915 , B01J29/7003 , B01J29/7053 , B01J29/7407 , B01J29/7607 , B01J29/7807 , B01J35/04 , B01J37/0246 , B01J2229/186 , C01B39/14 , C01B39/145 , F01N3/035 , F01N3/103 , F01N3/2066 , F01N3/208 , F01N13/009 , F01N13/0097 , F01N13/16 , F01N2330/06 , F01N2370/04 , F01N2610/02 , F01N2610/1453
摘要： A device for purifying exhaust gas may be provided to purify exhaust gas in an engine includes an exhaust line through which exhaust gas discharged from the engine passes, a diesel oxidation catalyst (DOC) that is disposed in the exhaust line to purify hydrocarbon (HC) and carbon monoxide (CO) of the exhaust gas, a urea injector that injects a urea aqueous solution into the exhaust line, and a selective catalyst reduction (SCR) that reduces nitrogen oxide of the exhaust gas passing through the DOC by use of the urea aqueous solution, in which the DOC includes an LTA zeolite catalyst.
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