SE7703019L - Katalysforfarande - Google Patents
KatalysforfarandeInfo
- Publication number
- SE7703019L SE7703019L SE7703019A SE7703019A SE7703019L SE 7703019 L SE7703019 L SE 7703019L SE 7703019 A SE7703019 A SE 7703019A SE 7703019 A SE7703019 A SE 7703019A SE 7703019 L SE7703019 L SE 7703019L
- Authority
- SE
- Sweden
- Prior art keywords
- alumina
- catalyst
- silica
- catalyst procedure
- osmium
- Prior art date
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
- 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
-
- 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
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/10—Noble metals or compounds thereof
- B01D2255/102—Platinum group metals
- B01D2255/1025—Rhodium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/10—Noble metals or compounds thereof
- B01D2255/102—Platinum group metals
- B01D2255/1028—Iridium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/206—Rare earth metals
- B01D2255/2063—Lanthanum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/206—Rare earth metals
- B01D2255/2065—Cerium
-
- 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
- B01D2255/20707—Titanium
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB10953/76A GB1581628A (en) | 1976-03-18 | 1976-03-18 | Catalytic purification of automobile exhaust gases |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7703019L true SE7703019L (sv) | 1977-09-19 |
Family
ID=9977353
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7703019A SE7703019L (sv) | 1976-03-18 | 1977-03-17 | Katalysforfarande |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS52116779A (sv) |
BE (1) | BE852590A (sv) |
CA (1) | CA1100292A (sv) |
DE (1) | DE2712009A1 (sv) |
FR (1) | FR2344323A1 (sv) |
GB (1) | GB1581628A (sv) |
SE (1) | SE7703019L (sv) |
ZA (1) | ZA771544B (sv) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58131123A (ja) * | 1982-02-01 | 1983-08-04 | Toyota Motor Corp | 内燃機関の排出ガス浄化用フイルタ |
US4438082A (en) * | 1982-09-30 | 1984-03-20 | Engelhard Corporation | Platinum gold catalyst for removing NOx and NH3 from gas streams |
ZA837689B (en) * | 1982-10-18 | 1984-06-27 | Universal Matthey Prod | Oxidation catalysts |
US4657880A (en) * | 1985-03-18 | 1987-04-14 | Corning Glass Works | Preparation of high surface area agglomerates for catalyst support and preparation of monolithic support structures containing them |
JPS63252908A (ja) * | 1987-04-08 | 1988-10-20 | Agency Of Ind Science & Technol | 金超微粒子固定化酸化物、その製造法、酸化触媒、還元触媒、可燃性ガスセンサ素子、及び電極用触媒 |
JPS6483513A (en) * | 1987-09-24 | 1989-03-29 | Agency Ind Science Techn | Ultrafine gold particle immobilized alkaline earth metallic compound, production thereof, oxidation catalyst, reduction catalyst and combustible gas sensor element |
EP0455491A3 (en) * | 1990-05-03 | 1992-03-18 | Sakai Chemical Industry Co., Ltd., | Catalysts and methods for denitrization |
DE4041088A1 (de) * | 1990-12-21 | 1992-07-02 | Afs Entwicklungs & Vertriebs G | Verfahren zur beseitigung von ozon aus gasgemischen |
JP2801423B2 (ja) * | 1991-03-08 | 1998-09-21 | 住友金属鉱山 株式会社 | 窒素酸化物浄化触媒 |
KR950007916B1 (ko) * | 1991-05-10 | 1995-07-21 | 스미도모킨조구고오상 가부시기가이샤 | 배기가스중의 질소산화물을 제거하는 방법 |
US5298230A (en) * | 1992-05-01 | 1994-03-29 | Nalco Fuel Tech | Process for the efficient catalytic reduction of nitrogen oxides |
JP2618316B2 (ja) * | 1992-08-05 | 1997-06-11 | 財団法人石油産業活性化センター | 窒素酸化物接触還元用触媒 |
JP3430422B2 (ja) * | 1992-12-14 | 2003-07-28 | 財団法人石油産業活性化センター | 窒素酸化物接触還元用触媒 |
JP2631814B2 (ja) * | 1994-04-20 | 1997-07-16 | 株式会社リケン | 排ガス浄化材及び排ガス浄化方法 |
WO1998032524A1 (en) * | 1997-01-22 | 1998-07-30 | Anglo American Research Laboratories (Proprietary) Limited | Reduction of nitrogen oxide |
US6361754B1 (en) | 1997-03-27 | 2002-03-26 | Clean Diesel Technologies, Inc. | Reducing no emissions from an engine by on-demand generation of ammonia for selective catalytic reduction |
US5976475A (en) * | 1997-04-02 | 1999-11-02 | Clean Diesel Technologies, Inc. | Reducing NOx emissions from an engine by temperature-controlled urea injection for selective catalytic reduction |
US5924280A (en) * | 1997-04-04 | 1999-07-20 | Clean Diesel Technologies, Inc. | Reducing NOx emissions from an engine while maximizing fuel economy |
US5968464A (en) | 1997-05-12 | 1999-10-19 | Clean Diesel Technologies, Inc. | Urea pyrolysis chamber and process for reducing lean-burn engine NOx emissions by selective catalytic reduction |
BG62687B1 (bg) * | 1997-05-15 | 2000-05-31 | "Ламан-Консулт"Оод | Златен катализатор за окисление на въглероден оксид и въглеводороди, редуциране на азотни оксиди иразлагане на озон |
US6592833B1 (en) * | 1999-10-18 | 2003-07-15 | Delphi Technologies, Inc. | Method of NOx abatement in high temperature lean NOx catalyst systems |
JP2002052379A (ja) * | 2000-08-09 | 2002-02-19 | Babcock Hitachi Kk | アンモニア含有排水の浄化方法および装置 |
US7829033B2 (en) | 2003-07-03 | 2010-11-09 | Fuel Tech, Inc. | Selective catalytic reduction of NOx enabled by sidestream urea decomposition |
US7090810B2 (en) | 2000-12-01 | 2006-08-15 | Fuel Tech Inc. | Selective catalytic reduction of nox enabled by sidestream urea decomposition |
JP4969843B2 (ja) | 2005-12-09 | 2012-07-04 | 新日鉄マテリアルズ株式会社 | 排ガス浄化用触媒及び排ガス浄化触媒部材 |
WO2008024367A2 (en) | 2006-08-22 | 2008-02-28 | Babcock Power, Inc. | Thermal decomposition of urea in a side stream of combustion flue gas using a regenerative heat exchanger |
US20080267837A1 (en) | 2007-04-27 | 2008-10-30 | Phelps Calvin E | Conversion of urea to reactants for NOx reduction |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2213935A1 (de) * | 1971-03-23 | 1972-09-28 | Johnson, Matthey & Co. Ltd., London | Katalysator |
US3784675A (en) * | 1971-08-02 | 1974-01-08 | Gulf Research Development Co | Process for reducing the content of nitrogen oxides in the exhaust gases from internal combustion engines |
GB1414133A (en) * | 1971-11-18 | 1975-11-19 | Johnson Matthey Co Ltd | Catalysis |
US4076792A (en) * | 1972-04-12 | 1978-02-28 | Corning Glass Works | Catalyst systems for the reduction of the oxides of nitrogen |
-
1976
- 1976-03-18 GB GB10953/76A patent/GB1581628A/en not_active Expired
-
1977
- 1977-03-15 ZA ZA00771544A patent/ZA771544B/xx unknown
- 1977-03-17 CA CA274,184A patent/CA1100292A/en not_active Expired
- 1977-03-17 BE BE6045935A patent/BE852590A/xx unknown
- 1977-03-17 SE SE7703019A patent/SE7703019L/sv not_active Application Discontinuation
- 1977-03-17 FR FR7707960A patent/FR2344323A1/fr not_active Withdrawn
- 1977-03-18 JP JP3101477A patent/JPS52116779A/ja active Pending
- 1977-03-18 DE DE19772712009 patent/DE2712009A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2344323A1 (fr) | 1977-10-14 |
GB1581628A (en) | 1980-12-17 |
ZA771544B (en) | 1978-01-25 |
BE852590A (fr) | 1977-09-19 |
DE2712009A1 (de) | 1977-09-22 |
JPS52116779A (en) | 1977-09-30 |
CA1100292A (en) | 1981-05-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 7703019-5 |