IT1082748B - Catalizzatore particolarmente per a depurazione dei gas di scarico di autoveicoli e procedimento per la sua preparazione - Google Patents

Catalizzatore particolarmente per a depurazione dei gas di scarico di autoveicoli e procedimento per la sua preparazione

Info

Publication number
IT1082748B
IT1082748B IT67811/77A IT6781177A IT1082748B IT 1082748 B IT1082748 B IT 1082748B IT 67811/77 A IT67811/77 A IT 67811/77A IT 6781177 A IT6781177 A IT 6781177A IT 1082748 B IT1082748 B IT 1082748B
Authority
IT
Italy
Prior art keywords
procedure
preparation
exhaust gases
vehicle exhaust
purifying vehicle
Prior art date
Application number
IT67811/77A
Other languages
English (en)
Original Assignee
Atomic Energy Authority Uk
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 Atomic Energy Authority Uk filed Critical Atomic Energy Authority Uk
Application granted granted Critical
Publication of IT1082748B publication Critical patent/IT1082748B/it

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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/024—Multiple impregnation or coating
    • B01J37/0244—Coatings comprising several layers
    • 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
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • 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
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B01J37/0225—Coating of metal substrates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
IT67811/77A 1976-04-14 1977-04-13 Catalizzatore particolarmente per a depurazione dei gas di scarico di autoveicoli e procedimento per la sua preparazione IT1082748B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB15406/76A GB1568391A (en) 1976-04-14 1976-04-14 Catalysts having metallic substrates

Publications (1)

Publication Number Publication Date
IT1082748B true IT1082748B (it) 1985-05-21

Family

ID=10058591

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67811/77A IT1082748B (it) 1976-04-14 1977-04-13 Catalizzatore particolarmente per a depurazione dei gas di scarico di autoveicoli e procedimento per la sua preparazione

Country Status (7)

Country Link
US (1) US4096095A (it)
JP (1) JPS52126692A (it)
DE (1) DE2716566A1 (it)
FR (1) FR2347976A1 (it)
GB (1) GB1568391A (it)
IT (1) IT1082748B (it)
SE (1) SE7704236L (it)

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GB2087250B (en) * 1977-11-01 1982-12-08 Atomic Energy Authority Uk Catalyst preparation
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US4288346A (en) * 1978-07-18 1981-09-08 Johnson Matthey Inc. Catalyst for catalytic heat exchange
US4289657A (en) * 1978-10-27 1981-09-15 United Kingdom Atomic Energy Authority Fluid treatment devices
DE2853547C2 (de) * 1978-12-12 1983-11-03 Degussa Ag, 6000 Frankfurt Von Strömungskanälen durchzogener Träger für Katalysatoren mit Querstromeffekt und Verwendung
US4229234A (en) * 1978-12-29 1980-10-21 Exxon Research & Engineering Co. Passivated, particulate high Curie temperature magnetic alloys
US4247422A (en) * 1979-03-26 1981-01-27 Ford Motor Company Metallic supported catalytic system and a method of making it
US4331631A (en) * 1979-11-28 1982-05-25 General Motors Corporation Enhanced oxide whisker growth on peeled Al-containing stainless steel foil
SE8101286L (sv) * 1980-03-10 1981-09-11 Johnson Matthey Co Ltd Uppfinning avser avgasrening och speciellt katalytisk rening av avgaser fran forbrenningsmotorer
US4279782A (en) * 1980-03-31 1981-07-21 General Motors Corporation Application of an alumina coating to oxide whisker-covered surface on Al-containing stainless steel foil
US4318828A (en) * 1980-08-15 1982-03-09 General Motors Corporation Enhanced oxide whisker growth on cold-rolled aluminum-containing stainless steel foil
FR2501065B1 (fr) * 1981-03-09 1986-02-07 Pro Catalyse Catalyseur et procede perfectionnes pour le traitement des gaz d'echappement des moteurs a combustion interne
KR870000844B1 (ko) * 1981-03-10 1987-04-25 후꾸다 이꾸마사 질소산화물 제거용 판상촉매의 제조방법 및 그 장치
FR2507920B1 (fr) * 1981-06-22 1986-05-16 Rhone Poulenc Spec Chim Support de catalyseur, notamment de catalyseur de post-combustion et procede de fabrication de ce support
EP0073120B1 (en) * 1981-08-20 1987-12-02 United Kingdom Atomic Energy Authority Coating of substrates
JPS5912115A (ja) * 1982-07-13 1984-01-21 Samukomu Electron Kk 自動車排ガス浄化用触媒
JPS60500362A (ja) * 1982-12-17 1985-03-22 ロ−ヌ−プ−ラン　スペシアリテ　シミ−ク 触媒、特に後燃焼用触媒の担体及びこの担体の製造方法
DE3267720D1 (en) * 1982-12-17 1986-01-09 Rhone Poulenc Spec Chim Catalyst support, in particular for a post combustion catalyst, and process for making this support
AU2362084A (en) * 1983-02-14 1984-08-23 Engelhard Corporation Catalysts with support coatings
DE3640025A1 (de) * 1985-11-26 1987-05-27 Toyota Motor Co Ltd Monolithischer katalysatortraeger und monolithischer katalysator fuer die verwendung zum reinigen von auspuffgasen
US4729980A (en) * 1987-04-27 1988-03-08 Intevep, S.A. Catalyst for the simultaneous hydrodemetallization and hydroconversion of heavy hydrocarbon feedstocks and process for preparing the catalyst
JPH067922B2 (ja) * 1987-07-09 1994-02-02 トヨタ自動車株式会社 排気ガス浄化用触媒
DE3825247A1 (de) * 1987-07-27 1989-02-09 Nippon Steel Corp Verfahren und herstellung eines metallischen katalysatortraegers und einer katalytischen komponente
DE3926561A1 (de) * 1989-08-11 1991-02-14 Basf Ag Palladiumkatalysatoren
JP3309971B2 (ja) * 1990-03-30 2002-07-29 東京濾器株式会社 排気ガス浄化用触媒の製造法
US5204302A (en) * 1991-09-05 1993-04-20 Technalum Research, Inc. Catalyst composition and a method for its preparation
US5234882A (en) * 1991-10-22 1993-08-10 Pfefferle William C Catalyst and preparation thereof
ITMI981245A1 (it) * 1998-06-03 1999-12-03 Getters Spa Processo per la produzione di pannelli in fibre metalliche funzionalizzati con catalizzatori e pannelli cosi' prodotti
KR100319922B1 (ko) * 1999-03-05 2002-01-09 이형도 디젤엔진 배기가스 정화용 촉매
US6416871B1 (en) 1999-05-27 2002-07-09 Sandvik Ab Surface modification of high temperature alloys
SE521670C2 (sv) * 1999-05-27 2003-11-25 Sandvik Ab Modifiering av ytan av metalliska högtemperaturmaterial och legeringar
RU2169614C1 (ru) * 2000-03-31 2001-06-27 Научно-исследовательский физико-химический институт им. Л.Я. Карпова Способ приготовления катализатора и катализатор для очистки выхлопных газов двигателей внутреннего сгорания
EP1230978B1 (en) * 2001-02-12 2005-09-28 Ecocat Oy Method for manufacturing a corrugated metal reactor packing
US6808816B2 (en) * 2002-09-13 2004-10-26 General Electric Company Method and coating system for reducing carbonaceous deposits on surfaces exposed to hydrocarbon fuels at elevated temperatures
EP1633463B1 (en) * 2003-05-16 2007-10-24 Velocys Inc. Process for forming an emulsion using microchannel process technology
US8580211B2 (en) * 2003-05-16 2013-11-12 Velocys, Inc. Microchannel with internal fin support for catalyst or sorption medium
US7220390B2 (en) * 2003-05-16 2007-05-22 Velocys, Inc. Microchannel with internal fin support for catalyst or sorption medium
US9023900B2 (en) 2004-01-28 2015-05-05 Velocys, Inc. Fischer-Tropsch synthesis using microchannel technology and novel catalyst and microchannel reactor
US7084180B2 (en) * 2004-01-28 2006-08-01 Velocys, Inc. Fischer-tropsch synthesis using microchannel technology and novel catalyst and microchannel reactor
US8747805B2 (en) * 2004-02-11 2014-06-10 Velocys, Inc. Process for conducting an equilibrium limited chemical reaction using microchannel technology
US9101890B2 (en) 2005-05-25 2015-08-11 Velocys, Inc. Support for use in microchannel processing
EP2543434B1 (en) 2005-07-08 2022-06-15 Velocys Inc. Catalytic reaction process using microchannel technology
US20070085227A1 (en) * 2005-10-13 2007-04-19 Tonkovich Anna L Multi-phase contacting process using microchannel technology
US7847138B2 (en) * 2006-03-23 2010-12-07 Velocys, Inc. Process for making styrene using mircochannel process technology
EP2024078A2 (en) 2006-04-20 2009-02-18 Velocys, Inc. Process for treating and/or forming a non-newtonian fluid using microchannel process technology
US20100125036A1 (en) * 2006-09-19 2010-05-20 Sharma Ramesh K Method and apparatus for continuous catalyst synthesis
CA2675816C (en) * 2007-01-19 2015-09-01 Velocys, Inc. Process and apparatus for converting natural gas to higher molecular weight hydrocarbons using microchannel process technology
US7923592B2 (en) * 2007-02-02 2011-04-12 Velocys, Inc. Process for making unsaturated hydrocarbons using microchannel process technology
GB0704003D0 (en) * 2007-03-01 2007-04-11 Oxford Catalysts Promoted carbide-based fischer-tropsch catalyst, method for its preparation and uses thereof
AU2009233786B2 (en) * 2008-04-09 2014-04-24 Velocys Inc. Process for converting a carbonaceous material to methane, methanol and/or dimethyl ether using microchannel process technology
US8100996B2 (en) 2008-04-09 2012-01-24 Velocys, Inc. Process for upgrading a carbonaceous material using microchannel process technology
US8933254B2 (en) * 2008-07-14 2015-01-13 Basf Se Process for making ethylene oxide
BRPI0919785A2 (pt) 2008-10-10 2019-05-21 Velocys Inc processo e equipamento empregando tecnologia de processo de microcanal
US8524927B2 (en) * 2009-07-13 2013-09-03 Velocys, Inc. Process for making ethylene oxide using microchannel process technology
IN2014DN07057A (it) * 2012-02-24 2015-04-10 Dsm Ip Assets Bv
GB201214122D0 (en) 2012-08-07 2012-09-19 Oxford Catalysts Ltd Treating of catalyst support
US9676623B2 (en) 2013-03-14 2017-06-13 Velocys, Inc. Process and apparatus for conducting simultaneous endothermic and exothermic reactions
GB2554618B (en) 2015-06-12 2021-11-10 Velocys Inc Synthesis gas conversion process
RU2745741C1 (ru) * 2020-08-05 2021-03-31 Акционерное общество "Научно-производственный комплекс "Суперметалл" имени Е.И. Рытвина" Способ получения катализатора и катализатор для окисления аммиака

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Publication number Priority date Publication date Assignee Title
FR2182614B1 (it) * 1972-03-17 1978-05-05 Louyot Comptoir Lyon Alemand
US3873472A (en) * 1972-10-28 1975-03-25 Kanegafuchi Chemical Ind Catalyst for the purification of exhaust gases and process for preparing the catalyst
NL7400525A (it) * 1973-01-27 1974-07-30
SE464798B (sv) * 1973-10-24 1991-06-17 Johnson Matthey Co Ltd Katalysator innefattande ett substrat, ett mellanliggande oxidskikt och ett katalytiskt skikt
US3944504A (en) * 1974-03-25 1976-03-16 Olin Corporation Catalyst for the diminution of automobile exhaust gases
GB1471138A (en) * 1974-05-06 1977-04-21 Atomic Energy Authority Uk Supports for catalyst materials

Also Published As

Publication number Publication date
FR2347976A1 (fr) 1977-11-10
US4096095A (en) 1978-06-20
JPS52126692A (en) 1977-10-24
FR2347976B1 (it) 1983-07-29
SE7704236L (sv) 1977-10-15
DE2716566A1 (de) 1977-10-27
GB1568391A (en) 1980-05-29

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