CS276090B6 - Catalytic mixture - Google Patents

Catalytic mixture Download PDF

Info

Publication number: CS276090B6
Authority: CS; Czechoslovakia
Prior art keywords: oxide; tin; catalyst; catalytic; chromium
Prior art date: 1986-08-08

Application number

CS875882A

Other languages

Czech (cs)

English (en)

Other versions

CS8705882A2 (en

Inventor

Philip Geofery Harrison

Peter John Frederick Harris

Original Assignee

Ti Corporate Services

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.)

1986-08-08

Filing date

1987-08-07

Publication date

1992-04-15

1987-08-07 Application filed by Ti Corporate Services filed Critical Ti Corporate Services

1990-11-14 Publication of CS8705882A2 publication Critical patent/CS8705882A2/cs

1992-04-15 Publication of CS276090B6 publication Critical patent/CS276090B6/cs

Links

239000000203 mixture Substances 0.000 title claims abstract description 42
230000003197 catalytic effect Effects 0.000 title claims abstract description 26
239000003054 catalyst Substances 0.000 claims abstract description 67
XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims abstract description 41
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 23
229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 23
239000007789 gas Substances 0.000 claims abstract description 23
229930195733 hydrocarbon Natural products 0.000 claims abstract description 19
150000002430 hydrocarbons Chemical class 0.000 claims abstract description 19
WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims abstract description 18
230000003647 oxidation Effects 0.000 claims abstract description 14
238000007254 oxidation reaction Methods 0.000 claims abstract description 14
239000011651 chromium Substances 0.000 claims description 14
229910001887 tin oxide Inorganic materials 0.000 claims description 13
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 12
KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 claims description 12
AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 claims description 12
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 9
229910052804 chromium Inorganic materials 0.000 claims description 9
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 8
238000001354 calcination Methods 0.000 claims description 8
229910000423 chromium oxide Inorganic materials 0.000 claims description 8
239000000243 solution Substances 0.000 claims description 8
239000000919 ceramic Substances 0.000 claims description 5
238000001035 drying Methods 0.000 claims description 5
239000007864 aqueous solution Substances 0.000 claims description 3
239000002912 waste gas Substances 0.000 claims description 2
MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract description 39
238000010531 catalytic reduction reaction Methods 0.000 abstract description 5
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 21
238000000034 method Methods 0.000 description 14
239000004215 Carbon black (E152) Substances 0.000 description 11
238000006243 chemical reaction Methods 0.000 description 11
QHGNHLZPVBIIPX-UHFFFAOYSA-N tin(II) oxide Inorganic materials [Sn]=O QHGNHLZPVBIIPX-UHFFFAOYSA-N 0.000 description 11
229910000424 chromium(II) oxide Inorganic materials 0.000 description 10
229910006404 SnO 2 Inorganic materials 0.000 description 9
229910052697 platinum Inorganic materials 0.000 description 9
GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 8
ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 8
230000000694 effects Effects 0.000 description 8
229910052718 tin Inorganic materials 0.000 description 8
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 7
229940117975 chromium trioxide Drugs 0.000 description 6
GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 description 6
229910052751 metal Inorganic materials 0.000 description 6
239000002184 metal Substances 0.000 description 6
239000000047 product Substances 0.000 description 6
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
229910044991 metal oxide Inorganic materials 0.000 description 5
150000004706 metal oxides Chemical class 0.000 description 5
241000365446 Cordierites Species 0.000 description 4
KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
238000006555 catalytic reaction Methods 0.000 description 4
239000000463 material Substances 0.000 description 4
-1 platinum group metals Chemical class 0.000 description 4
239000000843 powder Substances 0.000 description 4
239000001294 propane Substances 0.000 description 4
230000009467 reduction Effects 0.000 description 4
238000006722 reduction reaction Methods 0.000 description 4
229910052703 rhodium Inorganic materials 0.000 description 4
239000010948 rhodium Substances 0.000 description 4
MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 4
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
229910021529 ammonia Inorganic materials 0.000 description 3
230000009977 dual effect Effects 0.000 description 3
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
229910021626 Tin(II) chloride Inorganic materials 0.000 description 2
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
230000009471 action Effects 0.000 description 2
239000000470 constituent Substances 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
238000002474 experimental method Methods 0.000 description 2
239000000446 fuel Substances 0.000 description 2
238000010438 heat treatment Methods 0.000 description 2
238000011065 in-situ storage Methods 0.000 description 2
229910052763 palladium Inorganic materials 0.000 description 2
239000002244 precipitate Substances 0.000 description 2
238000002360 preparation method Methods 0.000 description 2
239000003870 refractory metal Substances 0.000 description 2
235000011150 stannous chloride Nutrition 0.000 description 2
239000000758 substrate Substances 0.000 description 2
SYRHIZPPCHMRIT-UHFFFAOYSA-N tin(4+) Chemical compound [Sn+4] SYRHIZPPCHMRIT-UHFFFAOYSA-N 0.000 description 2
AXZWODMDQAVCJE-UHFFFAOYSA-L tin(II) chloride (anhydrous) Chemical compound [Cl-].[Cl-].[Sn+2] AXZWODMDQAVCJE-UHFFFAOYSA-L 0.000 description 2
HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 2
NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
101100016026 Drosophila melanogaster GstE14 gene Proteins 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 1
229910021627 Tin(IV) chloride Inorganic materials 0.000 description 1
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
229910052770 Uranium Inorganic materials 0.000 description 1
239000002253 acid Substances 0.000 description 1
230000004913 activation Effects 0.000 description 1
230000032683 aging Effects 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
235000011114 ammonium hydroxide Nutrition 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
239000000969 carrier Substances 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
BGGJELJUYBEGKP-UHFFFAOYSA-N chromium(2+);oxygen(2-) Chemical class [O-2].[Cr+2] BGGJELJUYBEGKP-UHFFFAOYSA-N 0.000 description 1
KMRQTMJEQNIGTE-UHFFFAOYSA-N chromium(3+) dioxotin oxygen(2-) Chemical compound [O-2].[Cr+3].[Sn](=O)=O.[O-2].[O-2].[Cr+3] KMRQTMJEQNIGTE-UHFFFAOYSA-N 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
239000012141 concentrate Substances 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
230000018109 developmental process Effects 0.000 description 1
238000007599 discharging Methods 0.000 description 1
239000008246 gaseous mixture Substances 0.000 description 1
239000008187 granular material Substances 0.000 description 1
238000000265 homogenisation Methods 0.000 description 1
230000003301 hydrolyzing effect Effects 0.000 description 1
238000005470 impregnation Methods 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
239000011777 magnesium Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
239000002808 molecular sieve Substances 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
239000001272 nitrous oxide Substances 0.000 description 1
229910000510 noble metal Inorganic materials 0.000 description 1
230000001590 oxidative effect Effects 0.000 description 1
TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
XVOFZWCCFLVFRR-UHFFFAOYSA-N oxochromium Chemical compound [Cr]=O XVOFZWCCFLVFRR-UHFFFAOYSA-N 0.000 description 1
MUMZUERVLWJKNR-UHFFFAOYSA-N oxoplatinum Chemical compound [Pt]=O MUMZUERVLWJKNR-UHFFFAOYSA-N 0.000 description 1
SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 1
239000008188 pellet Substances 0.000 description 1
229910003446 platinum oxide Inorganic materials 0.000 description 1
230000008569 process Effects 0.000 description 1
230000002035 prolonged effect Effects 0.000 description 1
QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
238000010926 purge Methods 0.000 description 1
238000010992 reflux Methods 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
229910052710 silicon Inorganic materials 0.000 description 1
239000010703 silicon Substances 0.000 description 1
239000002356 single layer Substances 0.000 description 1
URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000003756 stirring Methods 0.000 description 1
150000003606 tin compounds Chemical class 0.000 description 1
IUTCEZPPWBHGIX-UHFFFAOYSA-N tin(2+) Chemical compound [Sn+2] IUTCEZPPWBHGIX-UHFFFAOYSA-N 0.000 description 1
229910052719 titanium Inorganic materials 0.000 description 1
239000010936 titanium Substances 0.000 description 1
OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
230000001131 transforming effect Effects 0.000 description 1
230000007704 transition Effects 0.000 description 1
229910000314 transition metal oxide Inorganic materials 0.000 description 1
229910052721 tungsten Inorganic materials 0.000 description 1
229910052720 vanadium Inorganic materials 0.000 description 1
239000002699 waste material Substances 0.000 description 1
239000010457 zeolite 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
- B01D53/38—Removing components of undefined structure
- 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
- B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
- 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
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/26—Chromium
- 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)
Analytical Chemistry (AREA)
Oil, Petroleum & Natural Gas (AREA)
General Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Biomedical Technology (AREA)
Environmental & Geological Engineering (AREA)
Combustion & Propulsion (AREA)
Organic Chemistry (AREA)
Materials Engineering (AREA)
Exhaust Gas Treatment By Means Of Catalyst (AREA)
Catalysts (AREA)
Exhaust Gas After Treatment (AREA)
Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Exhaust Silencers (AREA)
Separation Of Particles Using Liquids (AREA)
Gas Separation By Absorption (AREA)
Exhaust-Gas Circulating Devices (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

CS875882A 1986-08-08 1987-08-07 Catalytic mixture CS276090B6 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB868619456A GB8619456D0 (en)	1986-08-08	1986-08-08	Vehicle exhaust systems

Publications (2)

Publication Number	Publication Date
CS8705882A2 CS8705882A2 (en)	1990-11-14
CS276090B6 true CS276090B6 (en)	1992-04-15

Family

ID=10602488

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CS875882A CS276090B6 (en)	1986-08-08	1987-08-07	Catalytic mixture

Country Status (26)

Country	Link
US (2)	US4908192A (de)
EP (1)	EP0256822B1 (de)
JP (1)	JP2594804B2 (de)
KR (1)	KR960003608B1 (de)
CN (1)	CN87105406A (de)
AT (1)	ATE81604T1 (de)
AU (1)	AU594808B2 (de)
BR (1)	BR8707417A (de)
CA (1)	CA1309081C (de)
CS (1)	CS276090B6 (de)
DD (1)	DD279827A5 (de)
DE (2)	DE3790445T1 (de)
ES (1)	ES2035072T3 (de)
FI (1)	FI86602C (de)
FR (1)	FR2602435B1 (de)
GB (2)	GB8619456D0 (de)
GR (1)	GR3006808T3 (de)
HU (1)	HU202133B (de)
MX (1)	MX172548B (de)
NL (1)	NL8720393A (de)
NO (1)	NO881520D0 (de)
PL (1)	PL160473B1 (de)
SE (1)	SE462142B (de)
WO (1)	WO1988000859A1 (de)
YU (1)	YU45444B (de)
ZA (1)	ZA875802B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB8802780D0 (en) *	1988-02-08	1988-03-09	Ti Corporate Services	Vehicle exhaust gas catalysts
GB2222582B (en) *	1988-07-22	1991-12-18	Atomic Energy Authority Uk	Preparation and use of tin (iv) oxide dispersions
US5258340A (en) *	1991-02-15	1993-11-02	Philip Morris Incorporated	Mixed transition metal oxide catalysts for conversion of carbon monoxide and method for producing the catalysts
JPH06505774A (ja) *	1991-12-26	1994-06-30	アトフィナ・ケミカルズ・インコーポレイテッド	表面を化学蒸着により抵抗性仕上材で被覆するための方法及び手段
EP0604987B1 (de) *	1992-12-28	2002-06-19	National Institute of Advanced Industrial Science and Technology	Entfernung von Stickstoffoxiden aus Abgas
US6143262A (en) *	1994-03-07	2000-11-07	Ngk Insulators, Ltd.	Process for removing nitrous oxide (N2 O)
CN1203764A (zh) *	1997-06-04	1999-01-06	崔文艳	一种香烟滤毒剂
US6598648B1 (en) *	1999-03-12	2003-07-29	Rite-Hite Holding Corporation	Industrial door system responsive to an impact
US20040192546A1 (en) *	2003-03-27	2004-09-30	Zhongyuan Dang	Catalyst for the low temperature oxidation of methane
CN103638794B (zh) *	2013-12-17	2016-08-17	哈尔滨工程大学	船用柴油机脱硫填料塔

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA818485A (en) *	1964-03-21	1969-07-22	J. Gasson Edward	Oxidation catalysts
JPS524106B2 (de) *	1972-05-15	1977-02-01
GB1398531A (en) *	1972-08-14	1975-06-25	Ashland Oil Inc	Dehydrogenation method
US4003978A (en) *	1973-10-24	1977-01-18	Sumitomo Chemical Company, Limited	Method for treating ammonia-containing gases
JPS50108169A (de) *	1974-02-05	1975-08-26
GB1505818A (en) *	1974-06-11	1978-03-30	British Petroleum Co	Polymerisation process
US3951867A (en) *	1974-10-07	1976-04-20	Corning Glass Works	Coprecipitated CeO2 --SnO2 catalyst supports
JPS51108666A (de) *	1975-03-20	1976-09-27	Asahi Glass Co Ltd
SU691185A1 (ru) *	1977-08-01	1979-10-15	Новочеркасский инженерно-мелиоративный институт	Катализатор дл очистки газа от сернистого ангидрида
US4208537A (en) *	1977-10-27	1980-06-17	Mitsui Toatsu Chemicals Incorporated	Process for the selective ortho-alkylation of phenolic compounds
SU736997A1 (ru) *	1978-06-28	1980-05-30	Азербайджанский Институт Нефти И Химии Им.М.Азизбекова	Катализатор дл окислени окиси углерода
GB2070958B (en) *	1980-03-10	1984-05-16	Johnson Matthey Co Ltd	Exhaust gas purification catalysts
JPS5912656A (ja) *	1982-07-13	1984-01-23	Fujitsu Ltd	通信制御方式
GB8300554D0 (en) *	1983-01-10	1983-02-09	Atomic Energy Authority Uk	Catalyst preparation
GB8406883D0 (en) *	1984-03-16	1984-04-18	Atomic Energy Authority Uk	Materials
GB8802780D0 (en) *	1988-02-08	1988-03-09	Ti Corporate Services	Vehicle exhaust gas catalysts

1986
- 1986-08-08 GB GB868619456A patent/GB8619456D0/en active Pending
1987
- 1987-08-06 ZA ZA875802A patent/ZA875802B/xx unknown
- 1987-08-06 YU YU1486/87A patent/YU45444B/xx unknown
- 1987-08-06 FR FR878711215A patent/FR2602435B1/fr not_active Expired - Fee Related
- 1987-08-07 DE DE19873790445 patent/DE3790445T1/de not_active Withdrawn
- 1987-08-07 PL PL1987267236A patent/PL160473B1/pl unknown
- 1987-08-07 MX MX007689A patent/MX172548B/es unknown
- 1987-08-07 DE DE8787307050T patent/DE3782296T2/de not_active Expired - Fee Related
- 1987-08-07 EP EP87307050A patent/EP0256822B1/de not_active Expired - Lifetime
- 1987-08-07 KR KR1019880700374A patent/KR960003608B1/ko not_active Expired - Fee Related
- 1987-08-07 GB GB8718693A patent/GB2194174B/en not_active Expired - Fee Related
- 1987-08-07 CA CA000544047A patent/CA1309081C/en not_active Expired - Fee Related
- 1987-08-07 JP JP62504740A patent/JP2594804B2/ja not_active Expired - Lifetime
- 1987-08-07 AU AU77553/87A patent/AU594808B2/en not_active Ceased
- 1987-08-07 CS CS875882A patent/CS276090B6/cs unknown
- 1987-08-07 WO PCT/GB1987/000563 patent/WO1988000859A1/en not_active Ceased
- 1987-08-07 US US07/163,819 patent/US4908192A/en not_active Ceased
- 1987-08-07 NL NL8720393A patent/NL8720393A/nl not_active Application Discontinuation
- 1987-08-07 BR BR8707417A patent/BR8707417A/pt not_active IP Right Cessation
- 1987-08-07 AT AT87307050T patent/ATE81604T1/de not_active IP Right Cessation
- 1987-08-07 ES ES198787307050T patent/ES2035072T3/es not_active Expired - Lifetime
- 1987-08-07 CN CN198787105406A patent/CN87105406A/zh active Pending
1988
- 1988-02-05 HU HU88549A patent/HU202133B/hu not_active IP Right Cessation
- 1988-02-05 DD DD88312693A patent/DD279827A5/de not_active IP Right Cessation
- 1988-03-28 FI FI881452A patent/FI86602C/fi not_active IP Right Cessation
- 1988-04-05 SE SE8801245A patent/SE462142B/sv not_active IP Right Cessation
- 1988-04-08 NO NO881520A patent/NO881520D0/no unknown
1992
- 1992-03-12 US US07/850,282 patent/USRE34655E/en not_active Expired - Lifetime
1993
- 1993-01-14 GR GR930400063T patent/GR3006808T3/el unknown

Also Published As

Publication number	Publication date
EP0256822B1 (de)	1992-10-21
ES2035072T3 (es)	1993-04-16
WO1988000859A1 (en)	1988-02-11
ZA875802B (en)	1988-04-27
DE3790445T1 (de)	1988-07-14
MX172548B (es)	1993-01-03
NL8720393A (nl)	1988-06-01
EP0256822A1 (de)	1988-02-24
SE8801245L (sv)	1988-04-05
JP2594804B2 (ja)	1997-03-26
USRE34655E (en)	1994-07-05
GB2194174B (en)	1990-09-12
YU45444B (en)	1992-05-28
GB8718693D0 (en)	1987-09-16
NO881520L (no)	1988-04-08
FR2602435A1 (fr)	1988-02-12
DE3782296T2 (de)	1993-03-11
CS8705882A2 (en)	1990-11-14
GB8619456D0 (en)	1986-09-17
FI86602B (fi)	1992-06-15
SE8801245D0 (sv)	1988-04-05
ATE81604T1 (de)	1992-11-15
KR960003608B1 (ko)	1996-03-20
BR8707417A (pt)	1988-11-01
PL267236A1 (en)	1988-07-21
FI881452L (fi)	1988-03-28
FR2602435B1 (fr)	1990-06-22
HU202133B (en)	1991-02-28
YU148687A (en)	1988-10-31
GB2194174A (en)	1988-03-02
JPH01500885A (ja)	1989-03-30
FI881452A0 (fi)	1988-03-28
PL160473B1 (pl)	1993-03-31
FI86602C (fi)	1992-09-25
SE462142B (sv)	1990-05-14
NO881520D0 (no)	1988-04-08
CA1309081C (en)	1992-10-20
CN87105406A (zh)	1988-04-13
AU594808B2 (en)	1990-03-15
HUT49506A (en)	1989-10-30
GR3006808T3 (de)	1993-06-30
KR880701585A (ko)	1988-11-03
DD279827A5 (de)	1990-06-20
US4908192A (en)	1990-03-13
DE3782296D1 (de)	1992-11-26
AU7755387A (en)	1988-02-24

Publication	Publication Date	Title
DE69408957T2 (de)	1998-09-17	Vorrichtung und Verfahren zur Reinigung von Abgas
US6066587A (en)	2000-05-23	Catalyst for purifying exhaust gas
US5935529A (en)	1999-08-10	Exhaust gas cleaner and method for cleaning exhaust gas
US5271913A (en)	1993-12-21	Denitration catalyst for high-temperature exhaust gas
US4206087A (en)	1980-06-03	Catalyst for reducing pollutants in waste gas streams and process for preparing the catalyst
EP0719580A1 (de)	1996-07-03	Vorrichtung und Verfahren zur Reinigung von Abgas
EP0714693A1 (de)	1996-06-05	Abgasreiniger und Methode zum Reinigen von Abgas
EP0667182A2 (de)	1995-08-16	Abgasreiniger und Methode zum Reinigen von Abgas
CA1330559C (en)	1994-07-05	Vehicle exhaust gas systems
CS276090B6 (en)	1992-04-15	Catalytic mixture
JPH01135541A (ja)	1989-05-29	排気ガス浄化方法
EP0781592A1 (de)	1997-07-02	Abgasreinigungsverfahren mittels Reduktion von Stickstoffoxiden
JPS63126560A (ja)	1988-05-30	窒素酸化物の接触還元用触媒
JP3362872B2 (ja)	2003-01-07	白金硝酸水溶液及び排気ガス浄化用触媒の製造方法
EP0359412A2 (de)	1990-03-21	Autoabgaskatalysator
KR100408503B1 (ko)	2004-02-14	자동차배기가스정화용촉매
RU2024302C1 (ru)	1994-12-15	Способ получения катализатора дожига co
JPH0975739A (ja)	1997-03-25	排ガス浄化材及び排ガス浄化方法
JPH0975730A (ja)	1997-03-25	排ガス浄化材及び排ガス浄化方法