IN187764B - - Google Patents

Info

Publication number
IN187764B
IN187764B IN731CA1996A IN187764B IN 187764 B IN187764 B IN 187764B IN 731CA1996 A IN731CA1996 A IN 731CA1996A IN 187764 B IN187764 B IN 187764B
Authority
IN
India
Application number
Other languages
English (en)
Inventor
Michel Deeba
Jennifer S Feeley
Robert J Farrauto
Original Assignee
Engelhard 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 Engelhard Corp filed Critical Engelhard Corp
Publication of IN187764B publication Critical patent/IN187764B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • B01J29/42—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
    • B01J29/44—Noble metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/208—Hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1026—Ruthenium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • B01D2255/502—Beta zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • B01D2255/504—ZSM 5 zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/912—HC-storage component incorporated in the catalyst
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
IN731CA1996 1995-04-27 1996-04-22 IN187764B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/430,065 US6080377A (en) 1995-04-27 1995-04-27 Method of abating NOx and a catalytic material therefor

Publications (1)

Publication Number Publication Date
IN187764B true IN187764B (it) 2002-06-22

Family

ID=23705922

Family Applications (1)

Application Number Title Priority Date Filing Date
IN731CA1996 IN187764B (it) 1995-04-27 1996-04-22

Country Status (12)

Country Link
US (2) US6080377A (it)
EP (1) EP0822855A1 (it)
JP (1) JPH11504258A (it)
KR (1) KR19990008062A (it)
CN (1) CN1182376A (it)
AU (1) AU5422496A (it)
BR (1) BR9608193A (it)
CA (1) CA2217478A1 (it)
IN (1) IN187764B (it)
MX (1) MX9708222A (it)
WO (1) WO1996033796A1 (it)
ZA (1) ZA963065B (it)

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DE59812071D1 (de) * 1997-08-08 2004-11-11 Volkswagen Ag DeNOx-Katalyse
KR100284936B1 (ko) * 1998-12-31 2001-04-02 김충섭 촉매 활성 귀금속 담지 제올라이트계 탈질 촉매의 제조 방법
US6613708B1 (en) * 1999-06-07 2003-09-02 Exxonmobil Chemical Patents Inc. Catalyst selectivation
US6660675B2 (en) * 2000-11-20 2003-12-09 Council Of Scientific And Industrial Research Noble metal containing hydrogenation catalyst for selective hydrogenation of 1, 4 butynediol to 1, 4 butenediol, and a process for the preparation thereof
US6759358B2 (en) 2001-08-21 2004-07-06 Sud-Chemie Inc. Method for washcoating a catalytic material onto a monolithic structure
US6921594B2 (en) * 2001-12-19 2005-07-26 Sud-Chemie Inc. Exhaust treatment and filtration system for molten carbonate fuel cells
US6912847B2 (en) * 2001-12-21 2005-07-05 Engelhard Corporation Diesel engine system comprising a soot filter and low temperature NOx trap
US6999777B1 (en) 2001-12-21 2006-02-14 Verizon Corporate Services Group Inc. Method for providing location information of a wireless communication device
JP3994862B2 (ja) * 2002-06-17 2007-10-24 住友金属鉱山株式会社 排ガス浄化触媒及び浄化方法
US7055311B2 (en) * 2002-08-31 2006-06-06 Engelhard Corporation Emission control system for vehicles powered by diesel engines
US20050054526A1 (en) * 2003-09-08 2005-03-10 Engelhard Corporation Coated substrate and process of preparation thereof
EP3626329B1 (en) * 2007-04-26 2021-10-27 Johnson Matthey Public Limited Company Exhaust system comprising copper/zsm-34 zeolite scr catalyst and method of converting nitrogen oxides
US8910468B2 (en) * 2009-02-04 2014-12-16 Mitsubishi Heavy Industries, Ltd. Exhaust gas treatment catalyst, exhaust gas treatment method, and exhaust gas treatment apparatus
CN101485980B (zh) * 2009-02-27 2012-09-05 中国科学院大连化学物理研究所 沸石和氧化还原氧化物组合催化剂结构体
JP6370713B2 (ja) * 2012-02-06 2018-08-08 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 窒素酸化物を含有するガスストリームを処理する方法および装置
JP7158141B2 (ja) * 2017-11-27 2022-10-21 エヌ・イーケムキャット株式会社 触媒用スラリー組成物及びその製造方法、これを用いた触媒の製造方法、並びに、Ｃｕ含有ゼオライトの製造方法
CN112657540A (zh) * 2019-10-15 2021-04-16 中国石油化工股份有限公司 甲苯歧化及烷基转移催化剂及其制备方法和应用
CN112156630B (zh) * 2020-10-10 2022-02-08 清华大学 一种500-900度脱硝增效方法

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Also Published As

Publication number Publication date
KR19990008062A (ko) 1999-01-25
EP0822855A1 (en) 1998-02-11
MX9708222A (es) 1997-12-31
AU5422496A (en) 1996-11-18
US6150291A (en) 2000-11-21
CN1182376A (zh) 1998-05-20
WO1996033796A1 (en) 1996-10-31
BR9608193A (pt) 1998-07-21
ZA963065B (en) 1996-11-01
JPH11504258A (ja) 1999-04-20
US6080377A (en) 2000-06-27
CA2217478A1 (en) 1996-10-31

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