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BR8504995A - FINE PARTICLES WITH A SURFACE COATING OF METAL OR METAL COMPOSITE; PARTICULARLY A CATALYTICALLY ACTIVE SUBSTANCE, AND A PROCESS TO PRODUCE THE SAME - Google Patents

FINE PARTICLES WITH A SURFACE COATING OF METAL OR METAL COMPOSITE; PARTICULARLY A CATALYTICALLY ACTIVE SUBSTANCE, AND A PROCESS TO PRODUCE THE SAME

Info

Publication number
BR8504995A
BR8504995A BR8504995A BR8504995A BR8504995A BR 8504995 A BR8504995 A BR 8504995A BR 8504995 A BR8504995 A BR 8504995A BR 8504995 A BR8504995 A BR 8504995A BR 8504995 A BR8504995 A BR 8504995A
Authority
BR
Brazil
Prior art keywords
metal
produce
fine particles
active substance
same
Prior art date
Application number
BR8504995A
Other languages
Portuguese (pt)
Inventor
Jan-Erik Andres Otterstedt
Hakan Arne Carlo
Ann-Kristin Elisabeth Askengre
Per-Arne Dahlqvist
Original Assignee
Eka Ab
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 Eka Ab filed Critical Eka Ab
Publication of BR8504995A publication Critical patent/BR8504995A/en

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
    • B01D53/92—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]
    • B01D53/9454—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific device
    • 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
    • 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
    • B01J23/75—Cobalt
    • 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
    • B01J23/88—Molybdenum
    • B01J23/882—Molybdenum and cobalt
    • 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
    • B01J37/0221—Coating of particles
    • 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
    • B01J37/03—Precipitation; Co-precipitation
    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/04—Sulfides
    • B01J27/043—Sulfides with iron group metals or 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/04—Sulfides
    • B01J27/047—Sulfides with chromium, molybdenum, tungsten or polonium
    • B01J27/051—Molybdenum
    • B01J27/0515—Molybdenum with iron group metals or platinum group metals
    • 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)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
BR8504995A 1984-01-30 1985-01-29 FINE PARTICLES WITH A SURFACE COATING OF METAL OR METAL COMPOSITE; PARTICULARLY A CATALYTICALLY ACTIVE SUBSTANCE, AND A PROCESS TO PRODUCE THE SAME BR8504995A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8400426A SE8400426L (en) 1984-01-30 1984-01-30 SET TO MAKE FINE PARTICLES WITH A COATING OF METAL OR METAL COMPOUND, SPECIFICALLY A CATALYTIC ACTIVE SUBSTANCE
PCT/SE1985/000036 WO1985003239A1 (en) 1984-01-30 1985-01-29 Fine particles with a surface coating of metal or metal compound, particulalrly a catalytically active substance, and a method of producing them

Publications (1)

Publication Number Publication Date
BR8504995A true BR8504995A (en) 1986-01-21

Family

ID=20354489

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8504995A BR8504995A (en) 1984-01-30 1985-01-29 FINE PARTICLES WITH A SURFACE COATING OF METAL OR METAL COMPOSITE; PARTICULARLY A CATALYTICALLY ACTIVE SUBSTANCE, AND A PROCESS TO PRODUCE THE SAME

Country Status (9)

Country Link
EP (1) EP0169876A1 (en)
JP (2) JPS61501133A (en)
BR (1) BR8504995A (en)
DK (1) DK435485D0 (en)
ES (1) ES8608057A1 (en)
FI (1) FI853777L (en)
NO (1) NO853818L (en)
SE (1) SE8400426L (en)
WO (1) WO1985003239A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4710744B2 (en) 2006-07-18 2011-06-29 トヨタ自動車株式会社 Method for producing composite metal oxide
EP2222400B1 (en) 2007-12-04 2016-06-08 Albemarle Netherlands BV Bulk catalyst composition comprising bulk metal oxide particles and its preparation method
CN113275018A (en) * 2021-06-03 2021-08-20 上海庞科环境技术有限公司 Process method for preparing supported catalyst by recycling heavy metals in polluted water sample

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL143139B (en) * 1967-04-14 1974-09-16 Stamicarbon PROCESS FOR PREPARING A CARRIER CATALYST BY TREATING A CARRIER WITH A SOLUTION OF A SALT OF A CATALYTIC ACTIVE ELEMENT.
NL6816777A (en) * 1968-11-23 1970-05-26
NL6818337A (en) * 1968-12-20 1970-06-23
JPH0251666B2 (en) * 1980-03-24 1990-11-08 Iyutokemisuka Inst
US4477492A (en) * 1983-04-22 1984-10-16 E. I. Du Pont De Nemours And Company Process for preparing superficially porous supports for chromatography and catalysts

Also Published As

Publication number Publication date
ES8608057A1 (en) 1986-06-01
SE8400426D0 (en) 1984-01-30
WO1985003239A1 (en) 1985-08-01
JPS61501134A (en) 1986-06-12
FI853777A7 (en) 1985-09-30
ES539929A0 (en) 1986-06-01
EP0169876A1 (en) 1986-02-05
JPS61501133A (en) 1986-06-12
FI853777A0 (en) 1985-09-30
SE8400426L (en) 1985-07-31
DK435485A (en) 1985-09-26
FI853777L (en) 1985-09-30
DK435485D0 (en) 1985-09-26
NO853818L (en) 1985-09-27

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