NL1008746C2 - Werkwijze voor het omzetten van distikstofoxide. - Google Patents

Werkwijze voor het omzetten van distikstofoxide. Download PDF

Info

Publication number: NL1008746C2
Authority: NL; Netherlands
Prior art keywords: catalyst; conversion; ppm; zeolite; reducing agent
Prior art date: 1998-03-30

Application number

NL1008746A

Other languages

English (en)

Dutch (nl)

Inventor

Michael Johannes Franc Verhaak

Ariejan Bos

Gabriele Centi

Zbigniew Stanislaw Rak

Original Assignee

Stichting Energie

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.)

1998-03-30

Filing date

1998-03-30

Publication date

1999-10-01

1998-03-30 Priority to NL1008746A priority Critical patent/NL1008746C2/nl

1998-03-30 Application filed by Stichting Energie filed Critical Stichting Energie

1999-03-30 Priority to PL99343110A priority patent/PL194631B1/pl

1999-03-30 Priority to EP99913737A priority patent/EP1069937B1/de

1999-03-30 Priority to DK99913737T priority patent/DK1069937T3/da

1999-03-30 Priority to ES99913737T priority patent/ES2262316T3/es

1999-03-30 Priority to AT99913737T priority patent/ATE324172T1/de

1999-03-30 Priority to AU31732/99A priority patent/AU3173299A/en

1999-03-30 Priority to PCT/NL1999/000190 priority patent/WO1999049954A1/en

1999-03-30 Priority to DE69931048T priority patent/DE69931048T2/de

1999-03-30 Priority to PT99913737T priority patent/PT1069937E/pt

1999-10-01 Application granted granted Critical

1999-10-01 Publication of NL1008746C2 publication Critical patent/NL1008746C2/nl

2000-09-27 Priority to NO20004839A priority patent/NO332665B1/no

2000-09-27 Priority to BG104805A priority patent/BG65174B1/bg

Links

GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 title claims abstract description 48
238000000034 method Methods 0.000 title claims abstract description 14
239000001272 nitrous oxide Substances 0.000 title claims description 10
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 44
ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims abstract description 35
239000010457 zeolite Substances 0.000 claims abstract description 21
239000003638 chemical reducing agent Substances 0.000 claims abstract description 19
229910021536 Zeolite Inorganic materials 0.000 claims abstract description 16
HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 16
239000001294 propane Substances 0.000 claims abstract description 11
229930195734 saturated hydrocarbon Natural products 0.000 claims abstract description 4
239000003054 catalyst Substances 0.000 claims description 46
239000004215 Carbon black (E152) Substances 0.000 claims description 8
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
229930195733 hydrocarbon Natural products 0.000 claims description 8
150000002430 hydrocarbons Chemical class 0.000 claims description 8
230000009467 reduction Effects 0.000 claims description 7
229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 6
229910004298 SiO 2 Inorganic materials 0.000 claims description 6
230000008569 process Effects 0.000 claims description 5
229910052723 transition metal Inorganic materials 0.000 claims 1
150000003624 transition metals Chemical group 0.000 claims 1
238000006243 chemical reaction Methods 0.000 abstract description 45
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 18
238000010531 catalytic reduction reaction Methods 0.000 abstract description 3
229960001730 nitrous oxide Drugs 0.000 abstract 1
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 32
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 16
229910002091 carbon monoxide Inorganic materials 0.000 description 16
229910000069 nitrogen hydride Inorganic materials 0.000 description 11
229910052760 oxygen Inorganic materials 0.000 description 11
238000012360 testing method Methods 0.000 description 11
239000007789 gas Substances 0.000 description 10
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 8
239000001307 helium Substances 0.000 description 7
229910052734 helium Inorganic materials 0.000 description 7
SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 7
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
230000000694 effects Effects 0.000 description 6
238000005342 ion exchange Methods 0.000 description 6
238000006722 reduction reaction Methods 0.000 description 6
229910021529 ammonia Inorganic materials 0.000 description 5
238000006555 catalytic reaction Methods 0.000 description 5
QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 5
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
239000001301 oxygen Substances 0.000 description 4
229910002092 carbon dioxide Inorganic materials 0.000 description 3
229910052802 copper Inorganic materials 0.000 description 3
239000010949 copper Substances 0.000 description 3
230000007423 decrease Effects 0.000 description 3
229910052739 hydrogen Inorganic materials 0.000 description 3
229910052742 iron Inorganic materials 0.000 description 3
238000005259 measurement Methods 0.000 description 3
125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
241000282326 Felis catus Species 0.000 description 2
KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
238000010521 absorption reaction Methods 0.000 description 2
WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
230000009849 deactivation Effects 0.000 description 2
230000007613 environmental effect Effects 0.000 description 2
238000013213 extrapolation Methods 0.000 description 2
IMBKASBLAKCLEM-UHFFFAOYSA-L ferrous ammonium sulfate (anhydrous) Chemical compound [NH4+].[NH4+].[Fe+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O IMBKASBLAKCLEM-UHFFFAOYSA-L 0.000 description 2
239000012065 filter cake Substances 0.000 description 2
238000012812 general test Methods 0.000 description 2
239000011521 glass Substances 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
239000000203 mixture Substances 0.000 description 2
229910052757 nitrogen Inorganic materials 0.000 description 2
MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
239000000843 powder Substances 0.000 description 2
239000002243 precursor Substances 0.000 description 2
238000002360 preparation method Methods 0.000 description 2
230000035945 sensitivity Effects 0.000 description 2
238000013112 stability test Methods 0.000 description 2
RFSDQDHHBKYQOD-UHFFFAOYSA-N 6-cyclohexylmethyloxy-2-(4'-hydroxyanilino)purine Chemical compound C1=CC(O)=CC=C1NC1=NC(OCC2CCCCC2)=C(N=CN2)C2=N1 RFSDQDHHBKYQOD-UHFFFAOYSA-N 0.000 description 1
RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
101100020663 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) ppm-1 gene Proteins 0.000 description 1
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
239000004677 Nylon Substances 0.000 description 1
KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
239000001361 adipic acid Substances 0.000 description 1
235000011037 adipic acid Nutrition 0.000 description 1
230000002411 adverse 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
239000011324 bead Substances 0.000 description 1
230000008901 benefit Effects 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
239000001569 carbon dioxide Substances 0.000 description 1
239000012159 carrier gas Substances 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
229910017052 cobalt Inorganic materials 0.000 description 1
239000010941 cobalt Substances 0.000 description 1
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
238000012937 correction Methods 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
239000011491 glass wool Substances 0.000 description 1
230000006872 improvement Effects 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
239000004337 magnesium citrate Substances 0.000 description 1
229910052748 manganese Inorganic materials 0.000 description 1
150000002736 metal compounds Chemical class 0.000 description 1
229910017604 nitric acid Inorganic materials 0.000 description 1
239000012299 nitrogen atmosphere Substances 0.000 description 1
229920001778 nylon Polymers 0.000 description 1
229910052763 palladium Inorganic materials 0.000 description 1
230000008092 positive effect Effects 0.000 description 1
239000010970 precious metal Substances 0.000 description 1
239000005297 pyrex Substances 0.000 description 1
239000002994 raw material Substances 0.000 description 1
239000000376 reactant Substances 0.000 description 1
238000011160 research Methods 0.000 description 1
230000002441 reversible effect Effects 0.000 description 1
229910052703 rhodium Inorganic materials 0.000 description 1
239000010948 rhodium Substances 0.000 description 1
MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
229910052707 ruthenium Inorganic materials 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
229910052710 silicon Inorganic materials 0.000 description 1
239000010703 silicon Substances 0.000 description 1
238000001179 sorption measurement Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
239000000725 suspension Substances 0.000 description 1
230000007306 turnover Effects 0.000 description 1
239000002912 waste gas 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
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- 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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/50—Zeolites
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/50—Zeolites
- B01D2255/504—ZSM 5 zeolites
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/402—Dinitrogen oxide
- 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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Environmental & Geological Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Biomedical Technology (AREA)
Analytical Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Health & Medical Sciences (AREA)
Combustion & Propulsion (AREA)
Catalysts (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Compounds Of Unknown Constitution (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Exhaust Gas Treatment By Means Of Catalyst (AREA)
Crystals, And After-Treatments Of Crystals (AREA)

NL1008746A 1998-03-30 1998-03-30 Werkwijze voor het omzetten van distikstofoxide. NL1008746C2 (nl)

Priority Applications (12)

Application Number	Priority Date	Filing Date	Title
NL1008746A NL1008746C2 (nl)	1998-03-30	1998-03-30	Werkwijze voor het omzetten van distikstofoxide.
EP99913737A EP1069937B1 (de)	1998-03-30	1999-03-30	Verfahren zur konvertierung von distickstoffoxid
DK99913737T DK1069937T3 (da)	1998-03-30	1999-03-30	Fremgangsmåde til konvertering af dinitrogenoxid
ES99913737T ES2262316T3 (es)	1998-03-30	1999-03-30	Metodo para la conversion de oxido de dinitrogeno.
PL99343110A PL194631B1 (pl)	1998-03-30	1999-03-30	Sposób katalitycznej redukcji podtlenku azotu
AT99913737T ATE324172T1 (de)	1998-03-30	1999-03-30	Verfahren zur konvertierung von distickstoffoxid
AU31732/99A AU3173299A (en)	1998-03-30	1999-03-30	Method for the conversion of dinitrogen oxide
PCT/NL1999/000190 WO1999049954A1 (en)	1998-03-30	1999-03-30	Method for the conversion of dinitrogen oxide
DE69931048T DE69931048T2 (de)	1998-03-30	1999-03-30	Verfahren zur konvertierung von distickstoffoxid
PT99913737T PT1069937E (pt)	1998-03-30	1999-03-30	Metodo para a conversao do oxido nitroso
NO20004839A NO332665B1 (no)	1998-03-30	2000-09-27	Fremgangsmate til katalytisk reduksjon av dinitrogenoksid (N2O) i naervaer av en zeolitt som katalysator med tilsetning av et reduksjonsmiddel.
BG104805A BG65174B1 (bg)	1998-03-30	2000-09-27	Метод за каталитична редукция на двуазотен оксид

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL1008746		1998-03-30
NL1008746A NL1008746C2 (nl)	1998-03-30	1998-03-30	Werkwijze voor het omzetten van distikstofoxide.

Publications (1)

Publication Number	Publication Date
NL1008746C2 true NL1008746C2 (nl)	1999-10-01

Family

ID=19766852

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL1008746A NL1008746C2 (nl)	1998-03-30	1998-03-30	Werkwijze voor het omzetten van distikstofoxide.

Country Status (12)

Country	Link
EP (1)	EP1069937B1 (de)
AT (1)	ATE324172T1 (de)
AU (1)	AU3173299A (de)
BG (1)	BG65174B1 (de)
DE (1)	DE69931048T2 (de)
DK (1)	DK1069937T3 (de)
ES (1)	ES2262316T3 (de)
NL (1)	NL1008746C2 (de)
NO (1)	NO332665B1 (de)
PL (1)	PL194631B1 (de)
PT (1)	PT1069937E (de)
WO (1)	WO1999049954A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL1013862C2 (nl) *	1999-09-06	2001-03-08	Stichting Energie	Reductie van N#2O emissies.
DE10001540B4 (de) *	2000-01-14	2005-06-23	Uhde Gmbh	Beseitigung von Lachgas bei der Salpetersäureproduktion
NL1017245C2 (nl) *	2001-01-31	2002-08-01	Stichting Energie	Werkwijze voor het gelijktijdig verwijderen van stikstofoxiden en lachgas uit een stikstofoxiden en lachgas bevattende gasstroom.
DE10215605A1 (de) *	2002-04-09	2003-10-30	Uhde Gmbh	Entstickungsverfahren
DE102006023145A1 (de) *	2006-05-16	2007-11-22	Emitec Gesellschaft Für Emissionstechnologie Mbh	Verfahren und Vorrichtung zur Aufbereitung des Abgases einer Verbrennungskraftmaschine
DE102007003155A1 (de)	2007-01-22	2008-07-24	Süd-Chemie AG	Katalysatorzusammensetzung zur Reduktion von Stickoxiden
DE102007034284A1 (de)	2007-07-20	2009-01-22	Leibniz-Institut Für Katalyse E.V. An Der Universität Rostock	Verfahren zur katalytischen N2O-Reduktion mit gleichzeitiger Gewinnung von Wasserstoff und leichten Alkenen
PL237044B1 (pl)	2015-03-13	2021-03-08	Inst Nowych Syntez Chemicznych	Nośnikowy katalizator do redukcji emisji tlenku azotu(I) z instalacji kwasu azotowego oraz sposób jego wytwarzania
CN108993579A (zh) *	2017-06-07	2018-12-14	南京理工大学	一种Fe-ZSM-5@Ce/meso-SiO2脱硝催化剂及其制备方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4571329A (en) *	1984-08-13	1986-02-18	Babcock-Hitachi Kabushiki Kaisha	Ammonia reduction-denitration process and apparatus therefor
US5149512A (en) *	1991-08-01	1992-09-22	Air Products And Chemicals, Inc.	Catalytic reduction of NOx using methane in the presence of oxygen
JPH0857262A (ja) *	1994-08-24	1996-03-05	Babcock Hitachi Kk	排ガス中の亜酸化窒素の除去方法および除去用触媒
US5524432A (en) *	1991-08-01	1996-06-11	Air Products And Chemicals, Inc.	Catalytic reduction of nitrogen oxides in methane-fueled engine exhaust by controlled methane injections
JPH09884A (ja) *	1995-06-16	1997-01-07	Babcock Hitachi Kk	排ガス中の亜酸化窒素などの除去方法と装置および触媒

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5171553A (en) *	1991-11-08	1992-12-15	Air Products And Chemicals, Inc.	Catalytic decomposition of N2 O

1998
- 1998-03-30 NL NL1008746A patent/NL1008746C2/nl not_active IP Right Cessation
1999
- 1999-03-30 DK DK99913737T patent/DK1069937T3/da active
- 1999-03-30 WO PCT/NL1999/000190 patent/WO1999049954A1/en not_active Ceased
- 1999-03-30 PT PT99913737T patent/PT1069937E/pt unknown
- 1999-03-30 PL PL99343110A patent/PL194631B1/pl unknown
- 1999-03-30 ES ES99913737T patent/ES2262316T3/es not_active Expired - Lifetime
- 1999-03-30 DE DE69931048T patent/DE69931048T2/de not_active Expired - Lifetime
- 1999-03-30 EP EP99913737A patent/EP1069937B1/de not_active Expired - Lifetime
- 1999-03-30 AU AU31732/99A patent/AU3173299A/en not_active Abandoned
- 1999-03-30 AT AT99913737T patent/ATE324172T1/de active
2000
- 2000-09-27 BG BG104805A patent/BG65174B1/bg unknown
- 2000-09-27 NO NO20004839A patent/NO332665B1/no not_active IP Right Cessation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4571329A (en) *	1984-08-13	1986-02-18	Babcock-Hitachi Kabushiki Kaisha	Ammonia reduction-denitration process and apparatus therefor
US5149512A (en) *	1991-08-01	1992-09-22	Air Products And Chemicals, Inc.	Catalytic reduction of NOx using methane in the presence of oxygen
US5524432A (en) *	1991-08-01	1996-06-11	Air Products And Chemicals, Inc.	Catalytic reduction of nitrogen oxides in methane-fueled engine exhaust by controlled methane injections
JPH0857262A (ja) *	1994-08-24	1996-03-05	Babcock Hitachi Kk	排ガス中の亜酸化窒素の除去方法および除去用触媒
JPH09884A (ja) *	1995-06-16	1997-01-07	Babcock Hitachi Kk	排ガス中の亜酸化窒素などの除去方法と装置および触媒

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 096, no. 007 31 July 1996 (1996-07-31) *
PATENT ABSTRACTS OF JAPAN vol. 097, no. 005 30 May 1997 (1997-05-30) *

Also Published As

Publication number	Publication date
PL194631B1 (pl)	2007-06-29
DE69931048D1 (de)	2006-06-01
DK1069937T3 (da)	2006-07-03
ATE324172T1 (de)	2006-05-15
AU3173299A (en)	1999-10-18
BG104805A (en)	2001-08-31
WO1999049954A1 (en)	1999-10-07
ES2262316T3 (es)	2006-11-16
NO332665B1 (no)	2012-11-26
NO20004839L (no)	2000-11-28
NO20004839D0 (no)	2000-09-27
EP1069937B1 (de)	2006-04-26
EP1069937A1 (de)	2001-01-24
BG65174B1 (bg)	2007-05-31
PL343110A1 (en)	2001-07-30
PT1069937E (pt)	2006-08-31
DE69931048T2 (de)	2006-09-21

Legal Events

Date	Code	Title	Description
1999-12-01	PD2B	A search report has been drawn up
2000-04-03	ZD	Corrections to earlier publications	Free format text: ON THE FRONTPAGE OF PAMPHLET 1008746, ISSUED ON 01.12.99, SHOULD IN LINE 1 THE FORMULAR "(N2(O)" BE CHANGED INTO: (N2O).
2015-01-28	PLED	Pledge established	Effective date: 20150116
2018-04-04	MK	Patent expired because of reaching the maximum lifetime of a patent	Effective date: 20180329

Publication	Publication Date	Title
Apostolescu et al.	2006	Selective catalytic reduction of nitrogen oxides by ammonia on iron oxide catalysts
Ogura et al.	2000	Catalytic activity of Ir for NO-CO reaction in the presence of SO2 and excess oxygen
EP2150328B1 (de)	2015-03-11	SCR VERFAHREN UND SYSTEM MIT Cu/SAPO-34 ZEOLITHKATALYSATOR
Kikuchi et al.	1996	Selective reduction of nitric oxide with methane on gallium and indium containing H-ZSM-5 catalysts: formation of active sites by solid-state ion exchange
US7378069B2 (en)	2008-05-27	Catalyst and method for reduction of nitrogen oxides
Kikuchi et al.	1996	Promotive effect of additives to In/H-ZSM-5 catalyst for selective reduction of nitric oxide with methane in the presence of water vapor
US7413720B2 (en)	2008-08-19	Catalyst and method for reduction of nitrogen oxides
US8921258B2 (en)	2014-12-30	Catalyst for selective oxidation of NH3 to N2 and method for preparing the same
Gopalakrishnan et al.	1993	Selective catalytic reduction of nitric oxide by propane in oxidizing atmosphere over copper-exchanged zeolites
NL1008746C2 (nl)	1999-10-01	Werkwijze voor het omzetten van distikstofoxide.
EP4072706A1 (de)	2022-10-19	System und verfahren zur effizienten scr bei hohen no2-zu-nox-verhältnissen
KR100359675B1 (ko)	2003-01-15	NOx제거용촉매및이촉매를사용하여연소배기가스로부터NOx를제거하는방법
Eichelbaum et al.	2010	The impact of urea on the performance of metal-exchanged zeolites for the selective catalytic reduction of NOx—Part II. Catalytic, FTIR, and NMR studies
EP2193843B1 (de)	2018-08-15	Zeolithkatalysator zur Entfernung von Stickstoffoxiden, Verfahren zur Herstellung dafür und Verfahren zum Entfernen von Stickstoffoxiden damit
US5869013A (en)	1999-02-09	Process and catalyst for reducing Nox in exhaust combustion gases
JP3994862B2 (ja)	2007-10-24	排ガス浄化触媒及び浄化方法
Jan et al.	2007	Reduction of nitrogen oxides by ammonia over iron‐containing catalysts
KR102839426B1 (ko)	2025-07-28	Cu-CHA 제올라이트 촉매
US12357977B2 (en)	2025-07-15	Platinum and zinc-containing zeolite
WO2026073012A1 (en)	2026-04-02	Lev zeolite compositions for selective catalytic reduction
Sun	2020	Low Temperature NOx Adsorption under Lean-Burn Condition
Moffat	1998	Department of Chemistry and Guelph-Waterloo Centre for Graduate Work in Chemistry
Tang	1997	Catalytic control of nitric oxide with gaseous or solid reducing materials
JPH06254352A (ja)	1994-09-13	燃焼排ガスの浄化方法および該方法に用いられる触媒
JP2004261754A (ja)	2004-09-24	排ガス浄化触媒及び浄化方法