IT1000179B - Perfezionamento nei supporti catalitici - Google Patents

Perfezionamento nei supporti catalitici

Info

Publication number
IT1000179B
IT1000179B IT54036/73A IT5403673A IT1000179B IT 1000179 B IT1000179 B IT 1000179B IT 54036/73 A IT54036/73 A IT 54036/73A IT 5403673 A IT5403673 A IT 5403673A IT 1000179 B IT1000179 B IT 1000179B
Authority
IT
Italy
Prior art keywords
improvement
catalytic supports
catalytic
supports
Prior art date
Application number
IT54036/73A
Other languages
English (en)
Original Assignee
Universal Oil Prod 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
Application filed by Universal Oil Prod Co filed Critical Universal Oil Prod Co
Application granted granted Critical
Publication of IT1000179B publication Critical patent/IT1000179B/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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • 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
    • 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
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/58—Platinum group metals with alkali- or alkaline earth metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Compositions Of Oxide Ceramics (AREA)
IT54036/73A 1972-12-15 1973-11-30 Perfezionamento nei supporti catalitici IT1000179B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31571872A 1972-12-15 1972-12-15

Publications (1)

Publication Number Publication Date
IT1000179B true IT1000179B (it) 1976-03-30

Family

ID=23225739

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54036/73A IT1000179B (it) 1972-12-15 1973-11-30 Perfezionamento nei supporti catalitici

Country Status (6)

Country Link
JP (1) JPS526274B2 (it)
DE (1) DE2359451C3 (it)
FR (1) FR2210434B1 (it)
GB (1) GB1444946A (it)
IT (1) IT1000179B (it)
SE (1) SE396554B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5231994A (en) * 1975-09-06 1977-03-10 Nissan Motor Co Ltd Catalyst for purification of exhaust gas
US4220559A (en) * 1978-02-14 1980-09-02 Engelhard Minerals & Chemicals Corporation High temperature-stable catalyst composition
US4460704A (en) * 1980-06-15 1984-07-17 Imperial Chemical Industries Plc Catalyst for the production of hydrogen
DE3167579D1 (en) * 1980-06-25 1985-01-17 Ici Plc Catalytic process for producing hydrogen
JPS6176804A (ja) * 1984-09-21 1986-04-19 旭エンジニアリング株式会社 マイクロ波加熱式蒸発装置
JP2537239B2 (ja) * 1987-08-28 1996-09-25 エヌ・イーケムキヤツト 株式会社 耐熱性に優れた内燃機関排気ガス浄化用触媒及びその製造方法
JP2897367B2 (ja) * 1990-01-12 1999-05-31 日本特殊陶業株式会社 被毒防止体、被毒防止層付触媒及び排気ガス浄化装置
JP2899983B2 (ja) * 1990-06-28 1999-06-02 日本特殊陶業株式会社 被毒防止体の製造法及び被毒防止層付触媒の製造方法
FI90502C (fi) * 1992-03-19 1994-02-25 Kemira Oy Platinaa säästävä katalyytti ja menetelmä sen valmistamiseksi
JP5639337B2 (ja) † 2006-03-30 2014-12-10 ユミコア日本触媒株式会社 内燃機関排気ガスの浄化方法
US7749472B2 (en) * 2006-08-14 2010-07-06 Basf Corporation Phosgard, a new way to improve poison resistance in three-way catalyst applications
CN103990448A (zh) * 2014-05-16 2014-08-20 上海纳米技术及应用国家工程研究中心有限公司 整体式氧化铬催化剂及其制备方法和的应用

Also Published As

Publication number Publication date
DE2359451B2 (de) 1975-05-15
JPS4990292A (it) 1974-08-28
FR2210434B1 (it) 1978-06-02
SE396554B (sv) 1977-09-26
FR2210434A1 (it) 1974-07-12
DE2359451A1 (de) 1974-07-04
DE2359451C3 (de) 1976-01-08
GB1444946A (en) 1976-08-04
JPS526274B2 (it) 1977-02-21

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