DK0591232T3 - Mod sulfatisering modstandsdygtig oxidationskatalysator - Google Patents

Mod sulfatisering modstandsdygtig oxidationskatalysator

Info

Publication number
DK0591232T3
DK0591232T3 DK92909637.8T DK92909637T DK0591232T3 DK 0591232 T3 DK0591232 T3 DK 0591232T3 DK 92909637 T DK92909637 T DK 92909637T DK 0591232 T3 DK0591232 T3 DK 0591232T3
Authority
DK
Denmark
Prior art keywords
resistant
oxidation catalyst
sulfation
coated
catalyst
Prior art date
Application number
DK92909637.8T
Other languages
English (en)
Inventor
Michel Deeba
James M Chen
Yiu Kwan Lui
Barry K Speronello
Original Assignee
Engelhard Corp
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 Engelhard Corp filed Critical Engelhard Corp
Application granted granted Critical
Publication of DK0591232T3 publication Critical patent/DK0591232T3/da

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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/066—Zirconium or hafnium; Oxides or hydroxides thereof
    • 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
    • B01D53/8603—Removing sulfur compounds
    • B01D53/8609—Sulfur 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
    • B01D53/944—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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/063—Titanium; Oxides or hydroxides thereof
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DK92909637.8T 1991-04-08 1992-03-24 Mod sulfatisering modstandsdygtig oxidationskatalysator DK0591232T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/682,032 US5145825A (en) 1991-04-08 1991-04-08 Oxidation catalyst resistant to sulfation

Publications (1)

Publication Number Publication Date
DK0591232T3 true DK0591232T3 (da) 1997-07-07

Family

ID=24737911

Family Applications (1)

Application Number Title Priority Date Filing Date
DK92909637.8T DK0591232T3 (da) 1991-04-08 1992-03-24 Mod sulfatisering modstandsdygtig oxidationskatalysator

Country Status (11)

Country Link
US (1) US5145825A (da)
EP (1) EP0591232B1 (da)
JP (1) JPH06505430A (da)
KR (1) KR100207068B1 (da)
AT (1) ATE154255T1 (da)
CA (1) CA2101081C (da)
DE (1) DE69220368T2 (da)
DK (1) DK0591232T3 (da)
MX (1) MX9201601A (da)
SG (1) SG55180A1 (da)
WO (1) WO1992017268A1 (da)

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Also Published As

Publication number Publication date
DE69220368D1 (de) 1997-07-17
CA2101081C (en) 2003-07-29
EP0591232A1 (en) 1994-04-13
CA2101081A1 (en) 1992-10-09
EP0591232B1 (en) 1997-06-11
ATE154255T1 (de) 1997-06-15
WO1992017268A1 (en) 1992-10-15
JPH06505430A (ja) 1994-06-23
SG55180A1 (en) 1998-12-21
DE69220368T2 (de) 1998-01-15
KR100207068B1 (ko) 1999-07-01
US5145825A (en) 1992-09-08
MX9201601A (es) 1992-10-01

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