GB1594035A - Catalytic compositions - Google Patents
Catalytic compositions Download PDFInfo
- Publication number
- GB1594035A GB1594035A GB104/78A GB10478A GB1594035A GB 1594035 A GB1594035 A GB 1594035A GB 104/78 A GB104/78 A GB 104/78A GB 10478 A GB10478 A GB 10478A GB 1594035 A GB1594035 A GB 1594035A
- Authority
- GB
- United Kingdom
- Prior art keywords
- catalytically
- catalyst
- precursor
- active
- amount
- 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
- 239000000203 mixture Substances 0.000 title claims description 31
- 230000003197 catalytic effect Effects 0.000 title claims description 21
- 239000003054 catalyst Substances 0.000 claims description 93
- 229910052751 metal Inorganic materials 0.000 claims description 68
- 239000002184 metal Substances 0.000 claims description 68
- 239000002243 precursor Substances 0.000 claims description 43
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 42
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 35
- 230000001737 promoting effect Effects 0.000 claims description 34
- 239000000463 material Substances 0.000 claims description 32
- 239000007789 gas Substances 0.000 claims description 25
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 20
- 239000000243 solution Substances 0.000 claims description 20
- 230000000607 poisoning effect Effects 0.000 claims description 16
- 231100000572 poisoning Toxicity 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 11
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims description 11
- 229930195733 hydrocarbon Natural products 0.000 claims description 9
- 150000002430 hydrocarbons Chemical class 0.000 claims description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 8
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 8
- 239000007864 aqueous solution Substances 0.000 claims description 7
- 238000002485 combustion reaction Methods 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 238000000151 deposition Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000004215 Carbon black (E152) Substances 0.000 claims description 3
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 3
- 230000008021 deposition Effects 0.000 claims description 3
- 229910000420 cerium oxide Inorganic materials 0.000 claims 2
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical group [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims 2
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 150000002739 metals Chemical class 0.000 description 17
- 230000003647 oxidation Effects 0.000 description 15
- 238000007254 oxidation reaction Methods 0.000 description 15
- 208000005374 Poisoning Diseases 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 11
- -1 platinum group metals Chemical class 0.000 description 10
- 238000006722 reduction reaction Methods 0.000 description 10
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000000446 fuel Substances 0.000 description 8
- 229910052697 platinum Inorganic materials 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 239000011574 phosphorus Substances 0.000 description 6
- 229910052698 phosphorus Inorganic materials 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 5
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 5
- 238000001354 calcination Methods 0.000 description 5
- 239000000969 carrier Substances 0.000 description 5
- 239000002131 composite material Substances 0.000 description 5
- 229910052763 palladium Inorganic materials 0.000 description 5
- 239000002574 poison Substances 0.000 description 5
- 231100000614 poison Toxicity 0.000 description 5
- 229910052717 sulfur Inorganic materials 0.000 description 5
- 239000011593 sulfur Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910001868 water Inorganic materials 0.000 description 5
- 229910052725 zinc Inorganic materials 0.000 description 5
- 239000011701 zinc Substances 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 4
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 4
- 239000010948 rhodium Substances 0.000 description 4
- 229910052703 rhodium Inorganic materials 0.000 description 4
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000010953 base metal Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000010970 precious metal Substances 0.000 description 3
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000004438 BET method Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 229910000323 aluminium silicate Inorganic materials 0.000 description 2
- 229910052878 cordierite Inorganic materials 0.000 description 2
- 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 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000001473 noxious effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052845 zircon Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 241001441571 Hiodontidae Species 0.000 description 1
- ZQICGTYUOSVFMN-UHFFFAOYSA-N Iselin Natural products CC1=C(COc2c3ccoc3cc3oc(=O)ccc23)CC(C)(C)CC1 ZQICGTYUOSVFMN-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 206010027439 Metal poisoning Diseases 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- HEHRHMRHPUNLIR-UHFFFAOYSA-N aluminum;hydroxy-[hydroxy(oxo)silyl]oxy-oxosilane;lithium Chemical compound [Li].[Al].O[Si](=O)O[Si](O)=O.O[Si](=O)O[Si](O)=O HEHRHMRHPUNLIR-UHFFFAOYSA-N 0.000 description 1
- CNLWCVNCHLKFHK-UHFFFAOYSA-N aluminum;lithium;dioxido(oxo)silane Chemical compound [Li+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O CNLWCVNCHLKFHK-UHFFFAOYSA-N 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- UQBKQFMSHMLFJK-UHFFFAOYSA-N copper;zinc Chemical compound [Cu+2].[Zn+2] UQBKQFMSHMLFJK-UHFFFAOYSA-N 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 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 description 1
- 238000004534 enameling Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000002816 fuel additive Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 208000008127 lead poisoning Diseases 0.000 description 1
- PIJPYDMVFNTHIP-UHFFFAOYSA-L lead sulfate Chemical compound [PbH4+2].[O-]S([O-])(=O)=O PIJPYDMVFNTHIP-UHFFFAOYSA-L 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 235000012243 magnesium silicates Nutrition 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052863 mullite Inorganic materials 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- XSKIUFGOTYHDLC-UHFFFAOYSA-N palladium rhodium Chemical compound [Rh].[Pd] XSKIUFGOTYHDLC-UHFFFAOYSA-N 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052670 petalite Inorganic materials 0.000 description 1
- PXXKQOPKNFECSZ-UHFFFAOYSA-N platinum rhodium Chemical compound [Rh].[Pt] PXXKQOPKNFECSZ-UHFFFAOYSA-N 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000011214 refractory ceramic Substances 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052851 sillimanite Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052642 spodumene Inorganic materials 0.000 description 1
- 229910052572 stoneware Inorganic materials 0.000 description 1
- MRMOZBOQVYRSEM-UHFFFAOYSA-N tetraethyllead Chemical group CC[Pb](CC)(CC)CC MRMOZBOQVYRSEM-UHFFFAOYSA-N 0.000 description 1
- XOOGZRUBTYCLHG-UHFFFAOYSA-N tetramethyllead Chemical compound C[Pb](C)(C)C XOOGZRUBTYCLHG-UHFFFAOYSA-N 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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
- B01J23/40—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
- B01J33/00—Protection of catalysts, e.g. by coating
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/757,145 US4189404A (en) | 1977-01-06 | 1977-01-06 | Catalyst and process of its preparation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1594035A true GB1594035A (en) | 1981-07-30 |
Family
ID=25046552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB104/78A Expired GB1594035A (en) | 1977-01-06 | 1978-01-03 | Catalytic compositions |
Country Status (14)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4996180A (en) * | 1987-12-11 | 1991-02-26 | Johnson Matthey Public Limited Company | Catalyst of copper oxide and ceria |
Families Citing this family (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4335023A (en) * | 1980-01-24 | 1982-06-15 | Engelhard Corporation | Monolithic catalyst member and support therefor |
| US4500650A (en) * | 1981-01-20 | 1985-02-19 | Johnson Matthey Public Limited Company | Three-way catalysts for purification of exhaust gas and method for the preparation of the catalysts |
| US4863707A (en) * | 1982-09-30 | 1989-09-05 | Engelhard Corporation | Method of ammonia production |
| US4702897A (en) * | 1983-09-27 | 1987-10-27 | Signal Applied Technologies, Inc. | Lead-tolerant catalyst system and method for treating exhaust gas containing lead compounds |
| EP0179578B1 (en) * | 1984-10-22 | 1990-07-04 | Ford Motor Company Limited | Method of increasing the operational life of a catalyst |
| DE8510301U1 (de) * | 1985-04-06 | 1985-10-24 | Dynamit Nobel Ag, 5210 Troisdorf | Abgaskatalysator-Träger aus anorganischen Formmassen |
| CA1260909A (en) * | 1985-07-02 | 1989-09-26 | Koichi Saito | Exhaust gas cleaning catalyst and process for production thereof |
| GB8630728D0 (en) * | 1986-12-23 | 1987-02-04 | Johnson Matthey Plc | Ammonia oxidation catalyst pack |
| US4839146A (en) * | 1987-04-15 | 1989-06-13 | General Motors Corporation | Catalyst for simultaneous NO decomposition and CO oxidation under cycled operating conditions |
| US4906443A (en) * | 1987-10-26 | 1990-03-06 | Ford Motor Company | Construction, method of making and method of using alumina-supported, precious metal oxidation catalysts |
| US4782038C1 (en) * | 1987-10-26 | 2001-04-17 | Ford Motor Co | Platinum group alumina-supported metal oxidation catalysts and method of making same |
| US5015617A (en) * | 1988-04-14 | 1991-05-14 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Catalyst for purifying exhaust gas and method for production thereof |
| US5286699A (en) * | 1988-12-09 | 1994-02-15 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Exhaust gas purifying catalyst suppressing the generation of hydrogen sulfide and method of making the catalyst |
| US5057482A (en) * | 1988-12-15 | 1991-10-15 | Matsushita Electric Industrial Co., Ltd. | Catalytic composite for purifying exhaust gases and a method for preparing the same |
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| DE4326121C2 (de) * | 1993-08-04 | 1995-05-04 | Degussa | Verfahren zum Schutz von Katalysatoren für die Reinigung der Abgase von Verbrennungskraftmaschinen vor Katalysatorgiften |
| US5580535A (en) * | 1994-07-07 | 1996-12-03 | Engelhard Corporation | System and method for abatement of food cooking fumes |
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| US20010026838A1 (en) * | 1996-06-21 | 2001-10-04 | Engelhard Corporation | Monolithic catalysts and related process for manufacture |
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| TW442324B (en) | 1996-12-06 | 2001-06-23 | Engelhard Corp | Catalytic metal plate |
| US6921738B2 (en) | 1996-12-06 | 2005-07-26 | Engelhard Corporation | Catalytic metal plate |
| US6026639A (en) * | 1997-11-03 | 2000-02-22 | Engelhard Corporation | Apparatus and method for diagnosis of catalyst performance |
| KR20010032469A (ko) * | 1997-11-27 | 2001-04-25 | 도미나가 가즈토 | 알루미나 담체 루테늄 촉매 |
| WO1999055459A1 (en) | 1998-04-28 | 1999-11-04 | Engelhard Corporation | Monolithic catalysts and related process for manufacture |
| US6110862A (en) * | 1998-05-07 | 2000-08-29 | Engelhard Corporation | Catalytic material having improved conversion performance |
| US6151547A (en) * | 1999-02-24 | 2000-11-21 | Engelhard Corporation | Air/fuel ratio manipulation code for optimizing dynamic emissions |
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| ATE359857T1 (de) * | 1999-07-02 | 2007-05-15 | Engelhard Corp | Katalysatorsystem zum behandeln von abgasen aus dieselmotoren und verfahren |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3437605A (en) * | 1965-01-26 | 1969-04-08 | Engelhard Ind Inc | Method of preparing a supported catalyst |
| US3489809A (en) * | 1968-04-17 | 1970-01-13 | Engelhard Min & Chem | Selective hydrogenation with a catalyst on a honeycomb support |
| US3755534A (en) * | 1971-08-12 | 1973-08-28 | Grace W R & Co | Catalytic control of auto exhaust emissions |
| NL7400525A (US08124317-20120228-C00026.png) * | 1973-01-27 | 1974-07-30 | ||
| JPS5322557B2 (US08124317-20120228-C00026.png) * | 1973-04-13 | 1978-07-10 | ||
| FR2251363A1 (en) * | 1973-11-15 | 1975-06-13 | Peugeot & Renault | Catalysts for pollutant removal from exhaust gases - comprising stainless steel coated with metal oxide and noble metal |
| DE2402519C3 (de) * | 1974-01-19 | 1980-10-09 | Kali-Chemie Ag, 3000 Hannover | Autoabgasreinigungs-Katalysator |
-
1977
- 1977-01-06 US US05/757,145 patent/US4189404A/en not_active Expired - Lifetime
- 1977-12-14 CA CA293,071A patent/CA1115681A/en not_active Expired
- 1977-12-28 DE DE2758388A patent/DE2758388C2/de not_active Expired
-
1978
- 1978-01-03 GB GB104/78A patent/GB1594035A/en not_active Expired
- 1978-01-04 FR FR7800120A patent/FR2376698A1/fr active Granted
- 1978-01-04 AU AU32156/78A patent/AU517025B2/en not_active Expired
- 1978-01-05 JP JP5978A patent/JPS5385792A/ja active Pending
- 1978-01-05 IT IT47532/78A patent/IT1103107B/it active
- 1978-01-05 DD DD7800203113A patent/DD132851A5/xx unknown
- 1978-01-05 SE SE7800158A patent/SE7800158L/xx unknown
- 1978-01-05 ES ES465812A patent/ES465812A1/es not_active Expired
- 1978-01-06 PL PL20386178A patent/PL203861A1/xx unknown
- 1978-01-06 BE BE184170A patent/BE862719A/xx not_active IP Right Cessation
- 1978-01-06 BR BR7800092A patent/BR7800092A/pt unknown
- 1978-10-16 ES ES474246A patent/ES474246A1/es not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4996180A (en) * | 1987-12-11 | 1991-02-26 | Johnson Matthey Public Limited Company | Catalyst of copper oxide and ceria |
Also Published As
| Publication number | Publication date |
|---|---|
| ES465812A1 (es) | 1979-01-01 |
| DD132851A5 (de) | 1978-11-15 |
| US4189404A (en) | 1980-02-19 |
| AU517025B2 (en) | 1981-07-02 |
| FR2376698B1 (US08124317-20120228-C00026.png) | 1984-11-23 |
| DE2758388C2 (de) | 1985-03-28 |
| CA1115681A (en) | 1982-01-05 |
| IT7847532A0 (it) | 1978-01-05 |
| PL203861A1 (pl) | 1978-09-25 |
| BE862719A (fr) | 1978-07-06 |
| BR7800092A (pt) | 1978-08-15 |
| DE2758388A1 (de) | 1978-07-13 |
| AU3215678A (en) | 1979-07-12 |
| ES474246A1 (es) | 1979-05-01 |
| JPS5385792A (en) | 1978-07-28 |
| SE7800158L (sv) | 1978-07-07 |
| FR2376698A1 (fr) | 1978-08-04 |
| IT1103107B (it) | 1985-10-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| 732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
| PE20 | Patent expired after termination of 20 years |
Effective date: 19980102 |