SE9302913L - Bilavgaskatalysator samt förfarande för framställning av densamma - Google Patents

Bilavgaskatalysator samt förfarande för framställning av densamma

Info

Publication number: SE9302913L
Authority: SE; Sweden
Prior art keywords: hydroxide; platina; cerium; making; same
Prior art date: 1993-09-09

Application number

SE9302913A

Other languages

English (en)

Other versions

SE9302913D0 (sv

Inventor

Per Olsson

Original Assignee

Perstorp 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.)

1993-09-09

Filing date

1993-09-09

Publication date

1995-03-10

1993-09-09 Application filed by Perstorp Ab filed Critical Perstorp Ab

1993-09-09 Priority to SE9302913A priority Critical patent/SE9302913L/sv

1993-09-09 Publication of SE9302913D0 publication Critical patent/SE9302913D0/sv

1994-09-02 Priority to AU76277/94A priority patent/AU7627794A/en

1994-09-02 Priority to PCT/SE1994/000808 priority patent/WO1995007138A1/en

1995-03-10 Publication of SE9302913L publication Critical patent/SE9302913L/sv

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
- 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
- B01J23/63—Platinum group metals with rare earths or actinides
- 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
- B01J37/0201—Impregnation
- 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
- B01J37/031—Precipitation
- 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)

SE9302913A 1993-09-09 1993-09-09 Bilavgaskatalysator samt förfarande för framställning av densamma SE9302913L (sv)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
SE9302913A SE9302913L (sv)	1993-09-09	1993-09-09	Bilavgaskatalysator samt förfarande för framställning av densamma
AU76277/94A AU7627794A (en)	1993-09-09	1994-09-02	A process for the production of a catalyst for purification of exhaust gases
PCT/SE1994/000808 WO1995007138A1 (en)	1993-09-09	1994-09-02	A process for the production of a catalyst for purification of exhaust gases

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE9302913A SE9302913L (sv)	1993-09-09	1993-09-09	Bilavgaskatalysator samt förfarande för framställning av densamma

Publications (2)

Publication Number	Publication Date
SE9302913D0 SE9302913D0 (sv)	1993-09-09
SE9302913L true SE9302913L (sv)	1995-03-10

Family

ID=20391027

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE9302913A SE9302913L (sv)	1993-09-09	1993-09-09	Bilavgaskatalysator samt förfarande för framställning av densamma

Country Status (3)

Country	Link
AU (1)	AU7627794A (sv)
SE (1)	SE9302913L (sv)
WO (1)	WO1995007138A1 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN114230080B (zh) *	2021-12-24	2024-05-24	云南科力环保股份公司	一种铂贵金属废水零排放处理方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3887740A (en) *	1972-05-01	1975-06-03	Corning Glass Works	Process for depositing oxide coatings
US4001143A (en) *	1975-04-08	1977-01-04	E. I. Du Pont De Nemours And Company	Catalyst preparation
GB1568370A (en) *	1975-10-31	1980-05-29	Johnson Matthey Co Ltd	Catalysis
DE3902913A1 (de) *	1989-02-01	1990-08-09	Degussa	Traegermaterial fuer platingruppenmetall-haltige dreiweg-katalysatoren mit verringerter neigung zur h(pfeil abwaerts)2(pfeil abwaerts)s-emission

1993
- 1993-09-09 SE SE9302913A patent/SE9302913L/sv not_active Application Discontinuation
1994
- 1994-09-02 WO PCT/SE1994/000808 patent/WO1995007138A1/en not_active Ceased
- 1994-09-02 AU AU76277/94A patent/AU7627794A/en not_active Abandoned

Also Published As

Publication number	Publication date
SE9302913D0 (sv)	1993-09-09
AU7627794A (en)	1995-03-27
WO1995007138A1 (en)	1995-03-16

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Legal Events

Date	Code	Title	Description
1997-06-30	NAV	Patent application has lapsed	Ref document number: 9302913-0