GB1392528A - Process for detoxicating exhaust gases from motor vehicles - Google Patents
Process for detoxicating exhaust gases from motor vehiclesInfo
- Publication number
- GB1392528A GB1392528A GB3605072A GB3605072A GB1392528A GB 1392528 A GB1392528 A GB 1392528A GB 3605072 A GB3605072 A GB 3605072A GB 3605072 A GB3605072 A GB 3605072A GB 1392528 A GB1392528 A GB 1392528A
- Authority
- GB
- United Kingdom
- Prior art keywords
- bed
- rhodium
- iridium
- calcined
- palladium
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 239000007789 gas Substances 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 abstract 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 6
- 229910052703 rhodium Inorganic materials 0.000 abstract 5
- 239000010948 rhodium Substances 0.000 abstract 5
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 abstract 5
- 239000003054 catalyst Substances 0.000 abstract 4
- 229910052741 iridium Inorganic materials 0.000 abstract 3
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 abstract 3
- 230000001590 oxidative effect Effects 0.000 abstract 3
- 229910052763 palladium Inorganic materials 0.000 abstract 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 230000032683 aging Effects 0.000 abstract 1
- 229910000323 aluminium silicate Inorganic materials 0.000 abstract 1
- BIVUUOPIAYRCAP-UHFFFAOYSA-N aminoazanium;chloride Chemical compound Cl.NN BIVUUOPIAYRCAP-UHFFFAOYSA-N 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 239000000919 ceramic Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 229910052878 cordierite Inorganic materials 0.000 abstract 1
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 abstract 1
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910052863 mullite Inorganic materials 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 229910052642 spodumene Inorganic materials 0.000 abstract 1
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
- 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
- B01J23/44—Palladium
-
- 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
- B01J23/46—Ruthenium, rhodium, osmium or iridium
- B01J23/468—Iridium
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/20—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen
- D06L4/22—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents
- D06L4/24—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents using chlorites or chlorine dioxide
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/50—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs by irradiation or ozonisation
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Textile Engineering (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2140645A DE2140645C3 (de) | 1971-08-13 | 1971-08-13 | Verfahren zum Bleichen mit Chlonten |
| DE2140852A DE2140852A1 (de) | 1971-08-13 | 1971-08-14 | Verfahren und katalysator zur reduktion von stickoxiden in autoabgasen |
| DE2158877A DE2158877A1 (de) | 1971-08-13 | 1971-11-27 | Verfahren und katalysator zur entgiftung von autoabgasen in katalytischen zweibettreaktoren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1392528A true GB1392528A (en) | 1975-04-30 |
Family
ID=27183633
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3605072A Expired GB1392528A (en) | 1971-08-13 | 1972-08-02 | Process for detoxicating exhaust gases from motor vehicles |
| GB3757372A Expired GB1397595A (en) | 1971-08-13 | 1972-08-11 | Chlorite bleaching |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3757372A Expired GB1397595A (en) | 1971-08-13 | 1972-08-11 | Chlorite bleaching |
Country Status (7)
| Country | Link |
|---|---|
| AU (1) | AU465922B2 (enrdf_load_stackoverflow) |
| CA (1) | CA996333A (enrdf_load_stackoverflow) |
| CH (2) | CH562905A (enrdf_load_stackoverflow) |
| DE (3) | DE2140645C3 (enrdf_load_stackoverflow) |
| FR (2) | FR2149400B1 (enrdf_load_stackoverflow) |
| GB (2) | GB1392528A (enrdf_load_stackoverflow) |
| NL (1) | NL7209143A (enrdf_load_stackoverflow) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0038590B1 (en) * | 1980-04-11 | 1984-04-11 | Unilever N.V. | Particulate detergent composition and method for cleaning fabrics |
| ATE7045T1 (de) | 1980-04-11 | 1984-04-15 | Unilever Nv | Waschmittelzusammensetzung fuer geschirrspuelmaschinen. |
| US4332691A (en) | 1980-04-11 | 1982-06-01 | Lever Brothers Company | Bleaching liquid cleaning composition |
| US4445901A (en) * | 1981-10-09 | 1984-05-01 | Lever Brothers Company | Fabric conditioning composition |
| CA1295813C (en) * | 1988-12-14 | 1992-02-18 | Karl T. Chuang | Reduction of nitrogen oxides |
| CA2044893C (en) * | 1990-06-20 | 1998-11-03 | Senshi Kasahara | Transition metal-containing zeolite having high hydrothermal stability, production method thereof and method of using same |
-
1971
- 1971-08-13 DE DE2140645A patent/DE2140645C3/de not_active Expired
- 1971-08-14 DE DE2140852A patent/DE2140852A1/de active Pending
- 1971-11-27 DE DE2158877A patent/DE2158877A1/de active Pending
-
1972
- 1972-06-30 NL NL7209143A patent/NL7209143A/xx unknown
- 1972-08-02 GB GB3605072A patent/GB1392528A/en not_active Expired
- 1972-08-08 AU AU45369/72A patent/AU465922B2/en not_active Expired
- 1972-08-09 CH CH1178272A patent/CH562905A/xx unknown
- 1972-08-09 CH CH1178272D patent/CH1178272A4/xx unknown
- 1972-08-10 FR FR7228886A patent/FR2149400B1/fr not_active Expired
- 1972-08-11 GB GB3757372A patent/GB1397595A/en not_active Expired
- 1972-08-11 CA CA149,218A patent/CA996333A/en not_active Expired
- 1972-08-11 FR FR7229090A patent/FR2149440A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CH562905A (enrdf_load_stackoverflow) | 1975-06-13 |
| GB1397595A (en) | 1975-06-11 |
| FR2149440A1 (enrdf_load_stackoverflow) | 1973-03-30 |
| FR2149400B1 (enrdf_load_stackoverflow) | 1976-07-23 |
| CA996333A (en) | 1976-09-07 |
| DE2140852A1 (de) | 1973-02-15 |
| FR2149400A1 (enrdf_load_stackoverflow) | 1973-03-30 |
| AU465922B2 (en) | 1975-10-09 |
| DE2140645B2 (de) | 1973-05-10 |
| CH1178272A4 (enrdf_load_stackoverflow) | 1974-12-31 |
| NL7209143A (enrdf_load_stackoverflow) | 1973-02-16 |
| DE2140645A1 (de) | 1973-03-01 |
| AU4536972A (en) | 1974-02-14 |
| DE2140645C3 (de) | 1973-12-13 |
| DE2158877A1 (de) | 1973-05-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |