SE7404205L - - Google Patents

Info

Publication number
SE7404205L
SE7404205L SE7404205A SE7404205A SE7404205L SE 7404205 L SE7404205 L SE 7404205L SE 7404205 A SE7404205 A SE 7404205A SE 7404205 A SE7404205 A SE 7404205A SE 7404205 L SE7404205 L SE 7404205L
Authority
SE
Sweden
Prior art keywords
catalyst
pref
al2o3
contg
heat
Prior art date
Application number
SE7404205A
Other languages
English (en)
Other versions
SE404065B (sv
Inventor
J A Cairns
R S Nelson
S F Pugh
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
Priority claimed from GB5546672A external-priority patent/GB1455248A/en
Priority to GB5546672A priority Critical patent/GB1455248A/en
Priority to CA186,912A priority patent/CA1019311A/en
Priority to JP48134227A priority patent/JPS5084486A/ja
Priority to GB57208/73A priority patent/GB1490977A/en
Priority claimed from GB57208/73A external-priority patent/GB1490977A/en
Priority to SE7404205A priority patent/SE404065B/xx
Application filed by Atomic Energy Authority Uk filed Critical Atomic Energy Authority Uk
Priority to DE2415452A priority patent/DE2415452A1/de
Priority to US05/529,244 priority patent/US3957692A/en
Priority to DE2458111A priority patent/DE2458111B2/de
Priority to FR7440314A priority patent/FR2253561A2/fr
Priority to JP14197674A priority patent/JPS5415035B2/ja
Priority to US05/587,281 priority patent/US4046712A/en
Publication of SE7404205L publication Critical patent/SE7404205L/xx
Publication of SE404065B publication Critical patent/SE404065B/xx

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
    • B01J23/42—Platinum
    • 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
    • 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
    • B01D53/944—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
    • 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
    • B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated 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
    • B01J23/44—Palladium
    • 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
    • B01J23/46—Ruthenium, rhodium, osmium or iridium
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten
    • B01J23/86—Chromium
    • B01J23/862—Iron and chromium
    • B01J32/00—
    • 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
    • B01J33/00—Protection of catalysts, e.g. by coating
    • B01J35/02—
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • 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
    • 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
    • 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
    • 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
    • B01J37/08—Heat treatment
    • 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
    • B01J37/12—Oxidising
    • B01J37/14—Oxidising with gases containing free oxygen
    • 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
    • B01J37/34—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation
    • B01J37/341—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation
    • B01J37/347—Ionic or cathodic spraying; Electric discharge
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/14—Metallic material, boron or silicon
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
    • F01N3/2026—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means directly electrifying the catalyst substrate, i.e. heating the electrically conductive catalyst substrate by joule effect
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2807—Metal other than sintered metal
    • F01N3/281—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/02—Metallic plates or honeycombs, e.g. superposed or rolled-up corrugated or otherwise deformed sheet metal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/30—Honeycomb supports characterised by their structural details
    • F01N2330/40—Honeycomb supports characterised by their structural details made of a single sheet, foil or plate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2530/00—Selection of materials for tubes, chambers or housings
    • F01N2530/06—Aluminium or alloys thereof
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Mechanical Engineering (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Thermal Sciences (AREA)
  • Catalysts (AREA)
SE7404205A 1972-11-30 1974-03-28 Apparat for katalytisk rening av avgaser samt katalysator SE404065B (sv)

Priority Applications (11)

Application Number Priority Date Filing Date Title
GB5546672A GB1455248A (en) 1972-11-30 1972-11-30 Manufacture of catalysts
CA186,912A CA1019311A (en) 1972-11-30 1973-11-28 Manufacture of catalysts
JP48134227A JPS5084486A (de) 1972-11-30 1973-11-30
GB57208/73A GB1490977A (en) 1973-12-10 1973-12-10 Catalysts
SE7404205A SE404065B (sv) 1972-11-30 1974-03-28 Apparat for katalytisk rening av avgaser samt katalysator
DE2415452A DE2415452A1 (de) 1972-11-30 1974-03-29 Katalysator und ein verfahren zu seiner herstellung
US05/529,244 US3957692A (en) 1973-12-10 1974-12-03 Method of preparing a catalyst
DE2458111A DE2458111B2 (de) 1973-12-10 1974-12-09 Verfahren zur Herstellung von Katalysator-Trägermaterial
FR7440314A FR2253561A2 (en) 1973-11-29 1974-12-09 Catalyst esp. for automobile exhaust gas purificn. - dispersed on carrier using ionic bombardment process
JP14197674A JPS5415035B2 (de) 1973-12-10 1974-12-10
US05/587,281 US4046712A (en) 1972-11-30 1975-06-16 Catalysts sputtered on substantially nonporous low surface area particulate supports

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB5546672A GB1455248A (en) 1972-11-30 1972-11-30 Manufacture of catalysts
GB57208/73A GB1490977A (en) 1973-12-10 1973-12-10 Catalysts
SE7404205A SE404065B (sv) 1972-11-30 1974-03-28 Apparat for katalytisk rening av avgaser samt katalysator
DE2415452A DE2415452A1 (de) 1972-11-30 1974-03-29 Katalysator und ein verfahren zu seiner herstellung
GB2099074 1974-05-13

Publications (2)

Publication Number Publication Date
SE7404205L true SE7404205L (de) 1975-09-29
SE404065B SE404065B (sv) 1978-09-18

Family

ID=27510351

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7404205A SE404065B (sv) 1972-11-30 1974-03-28 Apparat for katalytisk rening av avgaser samt katalysator

Country Status (2)

Country Link
DE (1) DE2415452A1 (de)
SE (1) SE404065B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4686155A (en) * 1985-06-04 1987-08-11 Armco Inc. Oxidation resistant ferrous base foil and method therefor
DE3640025A1 (de) * 1985-11-26 1987-05-27 Toyota Motor Co Ltd Monolithischer katalysatortraeger und monolithischer katalysator fuer die verwendung zum reinigen von auspuffgasen
PL149165B1 (en) * 1985-12-20 1990-01-31 Polska Akademia Nauk Instytut Method of catalytically purifying gases of low concentration of pollutants
US4675214A (en) * 1986-05-20 1987-06-23 Kilbane Farrell M Hot dip aluminum coated chromium alloy steel
EP0318864B1 (de) * 1987-11-30 1993-09-01 Nippon Yakin Kogyo Co., Ltd. Verfahren zur Herstellung von ferritischem rostfreiem Stahl mit aus Whiskeroxid bestehender Oberflächenschicht
DE8816514U1 (de) * 1988-04-25 1989-10-26 Emitec Gesellschaft für Emissionstechnologie mbH, 5204 Lohmar Elektrisch beheizbarer Katalysator-Trägerkörper
DE69019228T2 (de) * 1989-05-19 1996-01-04 Sakai Chemical Industry Co Ozonspaltung.
EP0398766B1 (de) * 1989-05-19 1995-05-10 Sakai Chemical Industry Co., Ltd., Ozonspaltung
JPH0570644U (ja) * 1992-02-28 1993-09-24 三恵技研工業株式会社 触媒コンバータ
DE4409310A1 (de) * 1994-03-18 1995-09-21 Basf Ag Schalenkatalysator, seine Verwendung bei der Herstellung von Aziridinen und Verfahren zur Herstellung von Aziridinen
DE29515880U1 (de) * 1995-10-10 1996-01-18 Meuser, Friedrich, Prof. Dr.-Ing., 13353 Berlin Miniatur-Dekantierzentrifuge
DE102007062249A1 (de) * 2007-12-21 2009-06-25 Robert Bosch Gmbh Katalysator zur Behandlung von Verbrennungsabgasen
US10159960B2 (en) * 2016-10-25 2018-12-25 GM Global Technology Operations LLC Catalysts with atomically dispersed platinum group metal complexes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3712856A (en) * 1970-12-02 1973-01-23 E Betz Metallic catalyst and aluminum oxide containing supports from acid leached alloys

Also Published As

Publication number Publication date
SE404065B (sv) 1978-09-18
DE2415452C2 (de) 1987-07-09
DE2415452A1 (de) 1975-10-30

Similar Documents

Publication Publication Date Title
SE7404205L (de)
GB1514081A (en) Particulate magnesium hydroxide
ES472614A1 (es) Unos perfeccionamientos en la fabricacion de calcomanias ad-hesivas sensibles a la presion
FR2265448A2 (en) Catalyst pref. for treating exhaust gases - contg. metal substrate with oxide layer coated with atomised pref. platinum dispersion
ES406138A1 (es) Un procedimiento para preparar un material sensible a la presion.
ES476020A1 (es) Estructura util para impresion de colorantes por transferen-cia termica.
FR2187887A1 (en) Reforming with alumina/platinum/chromium catalyst - contg lanthanide(s) for increased activity and life
JPS5315824A (en) Image forming material and method
ES8200592A1 (es) Procedimiento para preparar un material de registro sensiblea la presion
USD255693S (en) Font of characters
JPS5245827A (en) Serial printer of dot matrix type
JPS51149727A (en) Dot printer
JPS5467198A (en) Anti-corrosion material for high temperature weak oxidation atmosphere
JPS5224915A (en) Alloy wire for wire dot printer and the production
GB855867A (en) Improvements in or relating to manifolding
JPS5270024A (en) Fungicidal composition for industrial use
JPS5253780A (en) Roll with hardened surface
JPS51134033A (en) Dot matrix printer
JPS5415490A (en) Catalyst construction
FI874433A0 (fi) Faergband, pao vilket kan slaos oeverlappande tecken, foer matrisskrivarsystem och foerfarande foer dess framstaellning.
JPS542982A (en) Preparation of tool covered with aluminum oxide
JPS53110474A (en) Laser printer
Richard Vehicle-Number Plate Manufacturing Process
JPS53131910A (en) Covered hard alloy tool
JPS53119232A (en) Surface treated steel sheet of excellent coating adherence

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7404205-2

Effective date: 19921005

Format of ref document f/p: F