IT1008609B - Procedimento per la produzione di una catalizzatore per la puri ficazione dei gas di scarico - Google Patents

Procedimento per la produzione di una catalizzatore per la puri ficazione dei gas di scarico

Info

Publication number
IT1008609B
IT1008609B IT53779/73A IT5377973A IT1008609B IT 1008609 B IT1008609 B IT 1008609B IT 53779/73 A IT53779/73 A IT 53779/73A IT 5377973 A IT5377973 A IT 5377973A IT 1008609 B IT1008609 B IT 1008609B
Authority
IT
Italy
Prior art keywords
fication
catalyst
pure
procedure
production
Prior art date
Application number
IT53779/73A
Other languages
English (en)
Inventor
Takeoka So
Inaba Hideya
Ichiki Masayoshi
Original Assignee
Hitachi Shipbuilding Eng Co
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 JP47122956A external-priority patent/JPS5133519B2/ja
Priority claimed from JP47122955A external-priority patent/JPS5127436B2/ja
Application filed by Hitachi Shipbuilding Eng Co filed Critical Hitachi Shipbuilding Eng Co
Application granted granted Critical
Publication of IT1008609B publication Critical patent/IT1008609B/it

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
    • B01D53/92—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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/74—Iron 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
    • 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
    • B01J23/74—Iron group metals
    • B01J23/755—Nickel
    • 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
    • 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
    • B01J23/868—Chromium copper and chromium
    • 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
    • B01J25/00—Catalysts of the Raney type
    • 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
    • B01D2255/20753—Nickel
    • 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
    • B01D2255/20761—Copper
    • 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
    • B01D2255/20784—Chromium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/209—Other metals
    • B01D2255/2092—Aluminium
    • 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)
  • 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)
IT53779/73A 1972-12-07 1973-11-21 Procedimento per la produzione di una catalizzatore per la puri ficazione dei gas di scarico IT1008609B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP47122956A JPS5133519B2 (it) 1972-12-07 1972-12-07
JP47122955A JPS5127436B2 (it) 1972-12-07 1972-12-07

Publications (1)

Publication Number Publication Date
IT1008609B true IT1008609B (it) 1976-11-30

Family

ID=26459994

Family Applications (1)

Application Number Title Priority Date Filing Date
IT53779/73A IT1008609B (it) 1972-12-07 1973-11-21 Procedimento per la produzione di una catalizzatore per la puri ficazione dei gas di scarico

Country Status (7)

Country Link
US (1) US3939097A (it)
CA (1) CA1037018A (it)
DE (1) DE2360724C3 (it)
FR (1) FR2209605B1 (it)
GB (1) GB1442788A (it)
IT (1) IT1008609B (it)
NL (1) NL159020B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4292208A (en) * 1974-05-03 1981-09-29 Alloy Surfaces Company, Inc. Diffusion coating combinations
JPS524491A (en) * 1975-06-30 1977-01-13 Hitachi Zosen Corp Method of preparing catalyst for removing nox by selective catalytic r eduction with ammonia
US4089812A (en) * 1976-07-30 1978-05-16 The United States Of America As Represented By The Secretary Of The Interior Massive catalyst
GB1574069A (en) * 1976-11-09 1980-09-03 Hitachi Shipbuilding Eng Co Denitrating catalysts
US4349612A (en) * 1978-11-24 1982-09-14 Alloy Surfaces Company, Inc. Metal web
US4160805A (en) * 1977-07-14 1979-07-10 Hitachi Shipbuilding & Engineering Co. Ltd. Boiler containing denitrator
US4897375A (en) * 1981-02-26 1990-01-30 Alloy Surfaces Company, Inc. Process of preparing catalytic brass
FR2466434A1 (fr) * 1979-10-01 1981-04-10 Uop Inc Procede de separation simultanee des oxydes de soufre et d'azote d'un melange gazeux
DE3348099C2 (de) * 1983-10-03 1994-10-20 Wahlco Power Products Inc Vorrichtung zum Vorwärmen eines Verbrennungsluftstromes
DE3335917C3 (de) * 1983-10-03 1997-03-13 Wahlco Power Products Inc Vorrichtung zum regenerativen Vorwärmen eines Verbrennungsluftstromes mit einem heißen NO¶x¶-haltigen Rauchgasstrom und zum Vermindern des in den Rauchgasen enthaltenen NO¶x¶
DE3406657A1 (de) * 1984-02-24 1985-08-29 Kraftanlagen Ag, 6900 Heidelberg Verfahren und vorrichtung zur katalytischen reinigung der abgase von feuerungsanlagen
SE463751B (sv) * 1989-05-30 1991-01-21 Solbu Erik Ab Katalysator foer heterogen katalys innefattande en legering av oevergaangsmetaller
GB0008637D0 (en) * 2000-04-08 2000-05-31 Ceram Research Ltd Catalyst production
US6531518B1 (en) * 2000-09-01 2003-03-11 Exxonmobil Research And Engineering Co. Fischer-Tropsch catalyst enhancement
DE102005011047A1 (de) * 2005-03-08 2006-09-14 Bayer Technology Services Gmbh Katalysatorformkörper, insbesondere zur Verwendung als Katalysatoren bei der Hydrierung
DE102007018612A1 (de) * 2007-04-19 2008-10-23 Süd-Chemie AG Katalysatorformkörper

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB282112A (en) * 1926-12-13 1929-04-15 Ig Farbenindustrie Ag Manufacture of finely porous metals
GB527088A (en) * 1938-04-11 1940-10-02 Thann Fab Prod Chem Process for the preparation of catalysts for hydrogenation
US2673189A (en) * 1949-02-10 1954-03-23 Ici Ltd Preparation of copper-nickel-aluminum catalysts
US3565574A (en) * 1968-04-23 1971-02-23 Exxon Research Engineering Co Catalytic conversion of exhaust gas impurities
US3712856A (en) * 1970-12-02 1973-01-23 E Betz Metallic catalyst and aluminum oxide containing supports from acid leached alloys
US3773894A (en) * 1971-07-22 1973-11-20 Exxon Nitrogen oxide conversion using reinforced nickel-copper catalysts
DE2139774C3 (de) * 1971-08-09 1975-01-02 Varta Batterie Ag, 3000 Hannover Vorrichtung zur Entgiftung der Abgase von Kraftfahrzeug-Verbrennungsmotoren

Also Published As

Publication number Publication date
NL159020B (nl) 1979-01-15
DE2360724C3 (de) 1981-01-08
DE2360724A1 (de) 1974-07-11
GB1442788A (en) 1976-07-14
NL7315774A (it) 1974-06-11
DE2360724B2 (de) 1980-03-27
CA1037018A (en) 1978-08-22
FR2209605A1 (it) 1974-07-05
FR2209605B1 (it) 1976-11-19
US3939097A (en) 1976-02-17

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