ATE78713T1 - Verfahren zum entfernen von stickoxyden. - Google Patents

Verfahren zum entfernen von stickoxyden.

Info

Publication number: ATE78713T1
Authority: AT; Austria
Prior art keywords: oxides; nitrogen oxides; embroidery; removal; exhaust gases
Prior art date: 1987-05-22

Application number

AT88304590T

Other languages

English (en)

Inventor

Takahiro Tachi

Hiroshi Kawagoshi

Akira Kato

Hisao Yamashita

Tomoichi Kamo

Shinpei Matsuda

Yasuyoshi Kato

Fumito Nakajima

Original Assignee

Babcock Hitachi Kk

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.)

1987-05-22

Filing date

1988-05-20

Publication date

1992-08-15

1988-05-20 Application filed by Babcock Hitachi Kk filed Critical Babcock Hitachi Kk

1992-08-15 Application granted granted Critical

1992-08-15 Publication of ATE78713T1 publication Critical patent/ATE78713T1/de

Links

238000000034 method Methods 0.000 title abstract 3
MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract 6
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
239000003054 catalyst Substances 0.000 abstract 2
239000007789 gas Substances 0.000 abstract 2
150000002736 metal compounds Chemical class 0.000 abstract 2
229910052684 Cerium Inorganic materials 0.000 abstract 1
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
229910021529 ammonia Inorganic materials 0.000 abstract 1
229910052804 chromium Inorganic materials 0.000 abstract 1
150000001875 compounds Chemical class 0.000 abstract 1
229910052802 copper Inorganic materials 0.000 abstract 1
238000002425 crystallisation Methods 0.000 abstract 1
230000008025 crystallization Effects 0.000 abstract 1
229910052742 iron Inorganic materials 0.000 abstract 1
229910052748 manganese Inorganic materials 0.000 abstract 1
239000002184 metal Substances 0.000 abstract 1
229910052751 metal Inorganic materials 0.000 abstract 1
229910052750 molybdenum Inorganic materials 0.000 abstract 1
229910052759 nickel Inorganic materials 0.000 abstract 1
229910052757 nitrogen Inorganic materials 0.000 abstract 1
150000003467 sulfuric acid derivatives Chemical class 0.000 abstract 1
229910052721 tungsten Inorganic materials 0.000 abstract 1
229910052720 vanadium Inorganic materials 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
- B01J27/053—Sulfates
- 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
- B01D53/8628—Processes characterised by a specific catalyst

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Environmental & Geological Engineering (AREA)
Materials Engineering (AREA)
Analytical Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Health & Medical Sciences (AREA)
Biomedical Technology (AREA)
Organic Chemistry (AREA)
Exhaust Gas Treatment By Means Of Catalyst (AREA)
Pyrane Compounds (AREA)
Catalysts (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Treating Waste Gases (AREA)

AT88304590T 1987-05-22 1988-05-20 Verfahren zum entfernen von stickoxyden. ATE78713T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP62125470A JPS63291628A (ja)	1987-05-22	1987-05-22	窒素酸化物除去方法
EP88304590A EP0292310B1 (de)	1987-05-22	1988-05-20	Verfahren zum Entfernen von Stickoxyden

Publications (1)

Publication Number	Publication Date
ATE78713T1 true ATE78713T1 (de)	1992-08-15

Family

ID=14910882

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT88304590T ATE78713T1 (de)	1987-05-22	1988-05-20	Verfahren zum entfernen von stickoxyden.

Country Status (5)

Country	Link
US (1)	US4865827A (de)
EP (1)	EP0292310B1 (de)
JP (1)	JPS63291628A (de)
AT (1)	ATE78713T1 (de)
DE (1)	DE3873168T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH02187148A (ja) *	1988-10-31	1990-07-23	Sakai Chem Ind Co Ltd	オゾン分解用触媒
US5137703A (en) *	1989-06-26	1992-08-11	Trustees Of Boston University	Thermal catalytic methods for converting oxides of nitrogen into environmentally compatible products
US5543123A (en) *	1990-08-01	1996-08-06	Nalco Fuel Tech	Low pressure formation of a urea hydrolysate for nitrogen oxides reduction
EP0470728A1 (de) *	1990-08-07	1992-02-12	Takuma Co., Ltd.	Verfahren zur Reduktion von Stickstoffoxiden aus Abgasen
DE4116364A1 (de) *	1991-05-18	1992-11-19	Basf Ag	Metalloxide enthaltender katalysator fuer verfahren zum oxidativen abbau von organischen verbindungen aus abgasen von verbrennungsanlagen
US5214017A (en) *	1991-11-27	1993-05-25	Sun Company, Inc. (R&M)	Solid-acid alkylation catalyst compositions for alkylation processes
FR2701220B1 (fr) *	1993-02-08	1995-04-14	Inst Francais Du Petrole	Procédé de désodorisation catalytique et de réduction de la teneur en azote des effluents de cuve à lisier.
DE4321555C1 (de) *	1993-06-29	1994-09-15	Bayer Ag	Verfahren zur Herstellung von Mischoxidpulvern für Entstickungskatalysatoren
US7070746B1 (en)	1999-05-26	2006-07-04	Solutia Inc.	Process for nitrous oxide purification
US6612249B2 (en) *	2000-03-24	2003-09-02	Unique Patents.Com, Llc	Zero NOx gaseous passivation process
JP2012035216A (ja) *	2010-08-09	2012-02-23	Babcock Hitachi Kk	排ガス浄化用触媒及びその製造方法、並びに排ガス中窒素酸化物の浄化方法
JP6157916B2 (ja) *	2013-04-30	2017-07-05	三菱日立パワーシステムズ株式会社	脱硝触媒およびその製造方法
CN104307553B (zh) *	2014-09-16	2016-05-25	东营信拓汽车消声器有限公司	一种宽温稀土基复合氧化物脱硝催化剂的制备方法
CN115445627A (zh) *	2022-09-29	2022-12-09	武汉工程大学	一种铈镍铜复合氧化物脱硝催化剂及其制备方法与应用
CN115779911A (zh) *	2022-12-12	2023-03-14	湖北群有长物环保科技有限公司	一种在低温条件下co作为还原剂脱硝催化剂的制备方法
CN117065761B (zh) *	2023-07-19	2025-12-12	生态环境部华南环境科学研究所(生态环境部生态环境应急研究所)	一种同时脱除氮氧化物和乙烯的锰基催化剂及其制备方法和应用

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4107272A (en) *	1973-05-21	1978-08-15	Hitachi, Ltd.	Process for removing nitrogen oxides using ammonia as a reductant and sulfated metallic catalysts
JPS55165132A (en) *	1979-06-08	1980-12-23	Mitsubishi Petrochem Co Ltd	Removing method for nitrogen oxide
DE3585174D1 (de) *	1984-04-05	1992-02-27	Mitsubishi Heavy Ind Ltd	Verfahren zum regenerieren eines denitrierkatalysators fuer die katalytische reduktion mit ammoniak.

1987
- 1987-05-22 JP JP62125470A patent/JPS63291628A/ja active Pending
1988
- 1988-05-17 US US07/194,827 patent/US4865827A/en not_active Expired - Lifetime
- 1988-05-20 EP EP88304590A patent/EP0292310B1/de not_active Expired - Lifetime
- 1988-05-20 DE DE8888304590T patent/DE3873168T2/de not_active Expired - Fee Related
- 1988-05-20 AT AT88304590T patent/ATE78713T1/de not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP0292310B1 (de)	1992-07-29
JPS63291628A (ja)	1988-11-29
EP0292310A3 (en)	1989-03-15
US4865827A (en)	1989-09-12
DE3873168T2 (de)	1993-01-21
DE3873168D1 (de)	1992-09-03
EP0292310A2 (de)	1988-11-23

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ATE78713T1 (de)	1992-08-15	Verfahren zum entfernen von stickoxyden.
ATE103503T1 (de)	1994-04-15	Verfahren zur entfernung von stickstoffoxiden.
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DE69815787D1 (de)	2003-07-31	Katalytisches Verfahren zur Beseitigung von organischen Schadstoffe in Gewässer
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DE69401983D1 (de)	1997-04-17	Verfahren zur Entfernung von N2O aus Abgasen von Stickoxid-Oxidationen
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ATE80565T1 (de)	1992-10-15	Verfahren zum entfernen von nox aus den bei der herstellung von duengemitteln anfallenden abgasen.
DE58902355D1 (de)	1992-11-05	Verfahren zur entfernung von stickoxiden aus verbrennungsabgasen.
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ATE45295T1 (de)	1989-08-15	Verfahren zum herstellen eines katalysators zur selektiven reduktion von stickoxiden in abgasen.
ATE129927T1 (de)	1995-11-15	Verfahren zur entstickung der bei der herstellung von zement anfallenden abgase.
JPS5469587A (en)	1979-06-04	Improved molded catalyst for purification of nitrogen oxides
ATE77256T1 (de)	1992-07-15	Verfahren zur entfernung von stickoxiden aus abgasen, die bei der verbrennung von kohle anfallen.
JPS5551438A (en)	1980-04-15	Regeneration method of sulfur oxide-removing active carbon catalyst
JPS54115672A (en)	1979-09-08	Treating method for exhaust gas containing nitrogen oxides
JPH08131832A (ja)	1996-05-28	アンモニア分解触媒及びアンモニアの分解除去方法
RU93052695A (ru)	1996-05-10	Способ очистки сточных вод от аммониевых ионов и органического углерода
DE4218300A1 (de)	1993-12-09	Verfahren zur Reinigung eines zumindest H¶2¶S- und NO¶x¶-haltigen Gasgemisches
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Legal Events

Date	Code	Title	Description
1993-03-15	UEP	Publication of translation of european patent specification
2007-02-15	REN	Ceased due to non-payment of the annual fee