JPS52116779A - Gas treating method - Google Patents

Gas treating method

Info

Publication number
JPS52116779A
JPS52116779A JP3101477A JP3101477A JPS52116779A JP S52116779 A JPS52116779 A JP S52116779A JP 3101477 A JP3101477 A JP 3101477A JP 3101477 A JP3101477 A JP 3101477A JP S52116779 A JPS52116779 A JP S52116779A
Authority
JP
Japan
Prior art keywords
treating method
gas treating
gas
treating
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP3101477A
Other languages
English (en)
Japanese (ja)
Inventor
Jiyon Naito Sutefuan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson Matthey PLC
Original Assignee
Johnson Matthey PLC
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 Johnson Matthey PLC filed Critical Johnson Matthey PLC
Publication of JPS52116779A publication Critical patent/JPS52116779A/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group 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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • 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
    • B01D2255/1025—Rhodium
    • 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
    • B01D2255/1028—Iridium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/206—Rare earth metals
    • B01D2255/2063—Lanthanum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/206—Rare earth metals
    • B01D2255/2065—Cerium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20707—Titanium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
JP3101477A 1976-03-18 1977-03-18 Gas treating method Pending JPS52116779A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB10953/76A GB1581628A (en) 1976-03-18 1976-03-18 Catalytic purification of automobile exhaust gases

Publications (1)

Publication Number Publication Date
JPS52116779A true JPS52116779A (en) 1977-09-30

Family

ID=9977353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3101477A Pending JPS52116779A (en) 1976-03-18 1977-03-18 Gas treating method

Country Status (8)

Country Link
JP (1) JPS52116779A (fr)
BE (1) BE852590A (fr)
CA (1) CA1100292A (fr)
DE (1) DE2712009A1 (fr)
FR (1) FR2344323A1 (fr)
GB (1) GB1581628A (fr)
SE (1) SE7703019L (fr)
ZA (1) ZA771544B (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58131123A (ja) * 1982-02-01 1983-08-04 Toyota Motor Corp 内燃機関の排出ガス浄化用フイルタ
JPS63252908A (ja) * 1987-04-08 1988-10-20 Agency Of Ind Science & Technol 金超微粒子固定化酸化物、その製造法、酸化触媒、還元触媒、可燃性ガスセンサ素子、及び電極用触媒
JPS6483513A (en) * 1987-09-24 1989-03-29 Agency Ind Science Techn Ultrafine gold particle immobilized alkaline earth metallic compound, production thereof, oxidation catalyst, reduction catalyst and combustible gas sensor element
JPH04281844A (ja) * 1991-03-08 1992-10-07 Sumitomo Metal Mining Co Ltd 窒素酸化物浄化触媒
JPH0699068A (ja) * 1992-08-05 1994-04-12 Sekiyu Sangyo Kasseika Center 窒素酸化物接触還元用触媒
JPH07284664A (ja) * 1994-04-20 1995-10-31 Riken Corp 排ガス浄化材及び排ガス浄化方法
JP2002052379A (ja) * 2000-08-09 2002-02-19 Babcock Hitachi Kk アンモニア含有排水の浄化方法および装置
WO2007066444A1 (fr) 2005-12-09 2007-06-14 Nippon Steel Materials Co., Ltd. Catalyseur pour la purification de gaz d’echappement et element de catalyseur pour la purification de gaz d’echappement

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4438082A (en) * 1982-09-30 1984-03-20 Engelhard Corporation Platinum gold catalyst for removing NOx and NH3 from gas streams
ZA837689B (en) * 1982-10-18 1984-06-27 Universal Matthey Prod Oxidation catalysts
US4657880A (en) * 1985-03-18 1987-04-14 Corning Glass Works Preparation of high surface area agglomerates for catalyst support and preparation of monolithic support structures containing them
EP0455491A3 (en) * 1990-05-03 1992-03-18 Sakai Chemical Industry Co., Ltd., Catalysts and methods for denitrization
DE4041088A1 (de) * 1990-12-21 1992-07-02 Afs Entwicklungs & Vertriebs G Verfahren zur beseitigung von ozon aus gasgemischen
KR950007916B1 (ko) * 1991-05-10 1995-07-21 스미도모킨조구고오상 가부시기가이샤 배기가스중의 질소산화물을 제거하는 방법
US5298230A (en) * 1992-05-01 1994-03-29 Nalco Fuel Tech Process for the efficient catalytic reduction of nitrogen oxides
JP3430422B2 (ja) * 1992-12-14 2003-07-28 財団法人石油産業活性化センター 窒素酸化物接触還元用触媒
JP2001508360A (ja) * 1997-01-22 2001-06-26 アングロ・アメリカン・リサーチ・ラボラトリーズ・（プロプライエタリー）・リミテッド 窒素酸化物の還元
US6361754B1 (en) 1997-03-27 2002-03-26 Clean Diesel Technologies, Inc. Reducing no emissions from an engine by on-demand generation of ammonia for selective catalytic reduction
US5976475A (en) * 1997-04-02 1999-11-02 Clean Diesel Technologies, Inc. Reducing NOx emissions from an engine by temperature-controlled urea injection for selective catalytic reduction
US5924280A (en) * 1997-04-04 1999-07-20 Clean Diesel Technologies, Inc. Reducing NOx emissions from an engine while maximizing fuel economy
US5968464A (en) 1997-05-12 1999-10-19 Clean Diesel Technologies, Inc. Urea pyrolysis chamber and process for reducing lean-burn engine NOx emissions by selective catalytic reduction
BG62687B1 (bg) * 1997-05-15 2000-05-31 "Ламан-Консулт"Оод Златен катализатор за окисление на въглероден оксид и въглеводороди, редуциране на азотни оксиди иразлагане на озон
US6592833B1 (en) * 1999-10-18 2003-07-15 Delphi Technologies, Inc. Method of NOx abatement in high temperature lean NOx catalyst systems
EP1339479B1 (fr) 2000-12-01 2007-03-07 Fuel Tech, Inc. REDUCTION CATALYTIQUE SELECTIVE DE NOx PAR DECOMPOSITION D'UN COURANT SECONDAIRE D'UREE
US7829033B2 (en) 2003-07-03 2010-11-09 Fuel Tech, Inc. Selective catalytic reduction of NOx enabled by sidestream urea decomposition
CN101583412A (zh) 2006-08-22 2009-11-18 巴布科克能源公司 使用再生式热交换器在燃烧烟道气侧流中热分解尿素
US20080267837A1 (en) 2007-04-27 2008-10-30 Phelps Calvin E Conversion of urea to reactants for NOx reduction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2213935A1 (de) * 1971-03-23 1972-09-28 Johnson, Matthey & Co. Ltd., London Katalysator
US3784675A (en) * 1971-08-02 1974-01-08 Gulf Research Development Co Process for reducing the content of nitrogen oxides in the exhaust gases from internal combustion engines
GB1414133A (en) * 1971-11-18 1975-11-19 Johnson Matthey Co Ltd Catalysis
US4076792A (en) * 1972-04-12 1978-02-28 Corning Glass Works Catalyst systems for the reduction of the oxides of nitrogen

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58131123A (ja) * 1982-02-01 1983-08-04 Toyota Motor Corp 内燃機関の排出ガス浄化用フイルタ
JPS63252908A (ja) * 1987-04-08 1988-10-20 Agency Of Ind Science & Technol 金超微粒子固定化酸化物、その製造法、酸化触媒、還元触媒、可燃性ガスセンサ素子、及び電極用触媒
JPS6483513A (en) * 1987-09-24 1989-03-29 Agency Ind Science Techn Ultrafine gold particle immobilized alkaline earth metallic compound, production thereof, oxidation catalyst, reduction catalyst and combustible gas sensor element
JPH04281844A (ja) * 1991-03-08 1992-10-07 Sumitomo Metal Mining Co Ltd 窒素酸化物浄化触媒
JPH0699068A (ja) * 1992-08-05 1994-04-12 Sekiyu Sangyo Kasseika Center 窒素酸化物接触還元用触媒
JPH07284664A (ja) * 1994-04-20 1995-10-31 Riken Corp 排ガス浄化材及び排ガス浄化方法
JP2002052379A (ja) * 2000-08-09 2002-02-19 Babcock Hitachi Kk アンモニア含有排水の浄化方法および装置
WO2007066444A1 (fr) 2005-12-09 2007-06-14 Nippon Steel Materials Co., Ltd. Catalyseur pour la purification de gaz d’echappement et element de catalyseur pour la purification de gaz d’echappement

Also Published As

Publication number Publication date
BE852590A (fr) 1977-09-19
GB1581628A (en) 1980-12-17
ZA771544B (en) 1978-01-25
FR2344323A1 (fr) 1977-10-14
SE7703019L (sv) 1977-09-19
DE2712009A1 (de) 1977-09-22
CA1100292A (fr) 1981-05-05

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