公开(公告)号：US20240082827A9

公开(公告)日：2024-03-14

申请号：US18049347

申请日：2022-10-25

Applicant: BASF SE ,  BASF Corporation

Inventor： Feng ZHAO ,  Sabine HUBER ,  Jia Di ZHANG ,  Liang CHEN ,  Diana Carolina GALEANO NUNEZ ,  Edgar Viktor HUENNEKES

IPC: A61B18/14 ,  A61B17/16 ,  A61B17/34 ,  A61B18/12 ,  A61F7/00

CPC classification number: A61B18/1487 ,  A61B17/1642 ,  A61B17/1671 ,  A61B17/3403 ,  A61B17/3421 ,  A61B17/3468 ,  A61B17/3472 ,  A61B18/1206 ,  A61B18/148 ,  A61F7/007 ,  A61B2018/00577 ,  A61B2018/126 ,  A61B18/1492

Abstract: Disclosed are an extruded honeycomb catalyst, a process for preparing the catalyst, a method for reducing NOx in the exhaust gas from an internal combustion engine by using the catalyst, and a method for treatment of the emission gas generated from power plant comprising exposing the emission gas to the catalyst.

公开(公告)号：US20230077366A1

公开(公告)日：2023-03-16

申请号：US18049347

申请日：2022-10-25

Applicant: BASF SE ,  BASF Corporation

Inventor： Feng ZHAO ,  Sabine HUBER ,  Jia Di ZHANG ,  Liang CHEN ,  Diana Carolina GALEANO NUNEZ ,  Edgar Viktor HUENNEKES

IPC: A61B18/14 ,  A61B18/12 ,  A61B17/34 ,  A61F7/00 ,  A61B17/16

Abstract: Disclosed are an extruded honeycomb catalyst, a process for preparing the catalyst, a method for reducing NOx in the exhaust gas from an internal combustion engine by using the catalyst, and a method for treatment of the emission gas generated from power plant comprising exposing the emission gas to the catalyst.

公开(公告)号：US20240392715A1

公开(公告)日：2024-11-28

申请号：US18694217

申请日：2022-09-26

Applicant: BASF CORPORATION

Inventor： Liang CHEN ,  Jiadi ZHANG ,  Renjie QIU ,  Yuchao ZHANG ,  Yufen HAO ,  Wenming SHI

IPC: F01N3/28 ,  B01D53/94 ,  B01J23/22 ,  B01J23/42 ,  B01J29/76 ,  B01J35/00 ,  B01J35/57 ,  B01J37/02 ,  B01J37/04 ,  B01J37/08 ,  F01N3/10 ,  F01N3/20

Abstract: A catalyst system for purifying an exhaust gas, comprising one or more antimony-containing regions comprising an antimony-containing catalyst, particularly antimony-containing SCR catalyst, and one or more antimony-trapping regions comprising a molecular sieve which is optionally metal-promoted, wherein at least one of the antimony-trapping regions is located downstream of the one or more antimony-containing regions in a flow direction of the exhaust gas, and also a method for treatment of an exhaust gas containing nitrogen oxides.

公开(公告)号：US20220331782A1

公开(公告)日：2022-10-20

申请号：US17753553

申请日：2020-09-15

Applicant: BASF CORPORATION

Inventor： Liang CHEN ,  Feng ZHAO ,  Jia Di ZHANG

IPC: B01J23/30 ,  B01J21/08 ,  B01J21/06 ,  B01J37/02 ,  B01D53/94 ,  B01D53/86

Abstract: The present invention relates to a catalyst composition comprising a support, catalytically active species comprising a vanadium species, an antimony species and a tungsten species, and optionally, at least one further species selected from the group consisting of silicon species, aluminum species, zirconium species, titanium species, and cerium species; a catalytic article comprising the same, a method for preparing the catalytic article, and use of the catalyst composition or the catalytic article for selective catalytic reduction of nitrogen oxides in exhaust gases.

公开(公告)号：US20190160428A1

公开(公告)日：2019-05-30

申请号：US16320708

申请日：2016-07-26

Applicant: BASF Corporation

Inventor： Liang CHEN ,  Feng ZHAO ,  Jia Di ZHANG ,  An Ju SHI ,  Shau-Lin Frank CHEN ,  Miao Mark CHEN

IPC: B01D53/94 ,  B01J23/22 ,  B01J35/00

Abstract: The present invention relates to a catalyst for NOx removal. More specifically, the present invention relates to a supported catalyst, a monolithic selective catalytic reduction (SCR) catalyst, preparation method therefor, and method for NOx removal.

公开(公告)号：US20180304236A1

公开(公告)日：2018-10-25

申请号：US16062242

申请日：2016-07-26

Applicant: BASF Corporation ,  BASF SE

Inventor： Feng ZHAO ,  Jiadi ZHANG ,  Liang CHEN ,  Carolina GALENANO ,  Sabine HUBER ,  Edgar HUENNEKES

IPC: B01J23/22 ,  B01J21/06 ,  B01J37/02 ,  B01J37/08 ,  B01J37/04 ,  B01J37/03 ,  B01D53/94

CPC classification number: B01J23/22 ,  B01D53/8628 ,  B01D53/9418 ,  B01D2251/2062 ,  B01D2255/20707 ,  B01D2255/20723 ,  B01D2255/2098 ,  B01D2255/30 ,  B01D2255/40 ,  B01J21/063 ,  B01J23/002 ,  B01J35/026 ,  B01J37/0009 ,  B01J37/0215 ,  B01J37/0236 ,  B01J37/03 ,  B01J37/031 ,  B01J37/04 ,  B01J37/08 ,  B01J2523/00 ,  B01J2523/41 ,  B01J2523/47 ,  B01J2523/53 ,  B01J2523/55

Abstract: A catalyst composition comprising—a support comprising TiO2,—a composite oxide containing vanadium and antimony, which has a rutile-type structure different from VSbO 4 and V0.92Sb0.92O4 as determined by X-ray diffraction (XRD) analysis with CuKα radiation, and—optionally, one or more selected from the group consisting of oxides of silicon, oxides of vanadium and oxides of antimony, for selective catalytic reduction of nitrogen oxides; to a process for preparing the catalyst composition, to the catalyst composition obtained/obtainable by the process and to use of the same for selective catalytic reduction of nitrogen oxides.

公开(公告)号：US20220055018A1

公开(公告)日：2022-02-24

申请号：US17309526

申请日：2019-12-12

Applicant: BASF Corporation

Inventor： Feng ZHAO ,  Liang CHEN ,  Jia Di ZHANG ,  Feng YANG

IPC: B01J23/22 ,  B01J21/06 ,  B01J23/00 ,  B01J37/04 ,  B01J37/08 ,  B01J37/03 ,  B01J35/04 ,  F01N3/20 ,  F01N3/28 ,  B01D53/94 ,  B01D53/86

Abstract: A method for production of vanadium catalysts, including steps of 1) providing a mixture comprising a TiO2-based support and a composite oxide containing vanadium and antimony; 2) preparing a slurry containing the mixture obtained from step 1), and additive comprising at least one species selected from the group consisting of Si, Al, Zr, Ti, W and Mo, and a solvent; and 3) applying the slurry onto a substrate or processing the slurry into shaped bodies. The vanadium catalysts obtained/obtainable from the method, and use thereof for abatement of nitrogen oxides (NOx).