DK353287A - Fremgangsmaade til fjernelse af nitrogenoxider fra afgangsgasser - Google Patents

Fremgangsmaade til fjernelse af nitrogenoxider fra afgangsgasser

Info

Publication number: DK353287A
Authority: DK; Denmark
Prior art keywords: nitrogen oxides; waste gases; absorption; subsequent; sodium
Prior art date: 1986-07-10

Application number

DK353287A

Other languages

English (en)

Other versions

DK353287D0 (da

Inventor

Horst Bechthold

Wolfgang Schulte

Original Assignee

Walther & Cie Ag

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.)

1986-07-10

Filing date

1987-07-08

Publication date

1988-01-11

1987-07-08 Application filed by Walther & Cie Ag filed Critical Walther & Cie Ag

1987-07-08 Publication of DK353287D0 publication Critical patent/DK353287D0/da

1988-01-11 Publication of DK353287A publication Critical patent/DK353287A/da

Links

MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title abstract 17
238000000034 method Methods 0.000 title abstract 3
239000007789 gas Substances 0.000 title abstract 2
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 4
238000010521 absorption reaction Methods 0.000 abstract 4
239000002912 waste gas Substances 0.000 abstract 4
CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 abstract 2
229910021529 ammonia Inorganic materials 0.000 abstract 2
229940043430 calcium compound Drugs 0.000 abstract 2
150000001674 calcium compounds Chemical class 0.000 abstract 2
ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 abstract 2
239000012530 fluid Substances 0.000 abstract 2
150000003388 sodium compounds Chemical class 0.000 abstract 2
VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 abstract 2
PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 abstract 1
238000002425 crystallisation Methods 0.000 abstract 1
239000013505 freshwater Substances 0.000 abstract 1
238000002347 injection Methods 0.000 abstract 1
239000007924 injection Substances 0.000 abstract 1
239000007800 oxidant agent Substances 0.000 abstract 1
230000003647 oxidation Effects 0.000 abstract 1
238000007254 oxidation reaction Methods 0.000 abstract 1
238000000926 separation method Methods 0.000 abstract 1
235000010344 sodium nitrate Nutrition 0.000 abstract 1
239000004317 sodium nitrate Substances 0.000 abstract 1
239000000243 solution Substances 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
- 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
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
- 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

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Biomedical Technology (AREA)
Environmental & Geological Engineering (AREA)
Analytical Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical Kinetics & Catalysis (AREA)
Treating Waste Gases (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)

DK353287A 1986-07-10 1987-07-08 Fremgangsmaade til fjernelse af nitrogenoxider fra afgangsgasser DK353287A (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19863623168 DE3623168A1 (de)	1986-07-10	1986-07-10	Verfahren zum entfernen von stickoxiden aus abgasen

Publications (2)

Publication Number	Publication Date
DK353287D0 DK353287D0 (da)	1987-07-08
DK353287A true DK353287A (da)	1988-01-11

Family

ID=6304802

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK353287A DK353287A (da)	1986-07-10	1987-07-08	Fremgangsmaade til fjernelse af nitrogenoxider fra afgangsgasser

Country Status (5)

Country	Link
EP (1)	EP0252329B1 (da)
JP (1)	JPS6320023A (da)
AT (1)	ATE49713T1 (da)
DE (2)	DE3623168A1 (da)
DK (1)	DK353287A (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2796868B2 (ja) *	1990-01-29	1998-09-10	旭光学工業株式会社	内視鏡用光源装置のランプ保持装置
CN1034988C (zh) *	1992-02-14	1997-05-28	殷斌友	从硝酸生产过程的尾气中除去并回收氮氧化物的方法
DK36193D0 (da) *	1993-03-26	1993-03-26	Risoe Forskningscenter	Fremgangsmaade
DE4335867A1 (de) *	1993-10-21	1995-05-04	Hans Dr Remstedt	Verfahren zur gleichzeitigen Entfernung von Schwefeloxiden und Stickoxiden aus Verbrennungsabgasen in einer Ammoniakwäsche
US6814948B1 (en)	1995-06-28	2004-11-09	Mitsubishi Jukogyo Kabushiki Kaisha	Exhaust gas treating systems
US9764281B2 (en) *	2015-12-18	2017-09-19	Cannon Technology, Inc.	Process for the removal of contaminants from flue gas streams
JP7416306B1 (ja) *	2023-03-28	2024-01-17	住友大阪セメント株式会社	セメント排ガス中の二酸化窒素を利用した硝酸アンモニウムの製造方法
JP7376744B1 (ja) *	2023-07-13	2023-11-08	一般財団法人電力中央研究所	燃焼プロセスにおける反応性窒素の回収システム、発電設備
CN120515248B (zh) *	2025-07-23	2025-11-18	山东海化集团有限公司	一种氮氧化物废气的处理方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS527382A (en) *	1975-06-03	1977-01-20	Mitsui Petrochem Ind Ltd	Treatment process for exhaust gases containing nitrogen oxides
DE3233316A1 (de) *	1982-09-08	1984-03-08	Buckau-Walther AG, 4048 Grevenbroich	Verfahren zum entfernen von stickoxyden aus abgasen

1986
- 1986-07-10 DE DE19863623168 patent/DE3623168A1/de not_active Withdrawn
1987
- 1987-06-12 DE DE8787108511T patent/DE3761470D1/de not_active Expired - Fee Related
- 1987-06-12 AT AT87108511T patent/ATE49713T1/de not_active IP Right Cessation
- 1987-06-12 EP EP87108511A patent/EP0252329B1/de not_active Expired - Lifetime
- 1987-06-29 JP JP62159908A patent/JPS6320023A/ja active Pending
- 1987-07-08 DK DK353287A patent/DK353287A/da not_active Application Discontinuation

Also Published As

Publication number	Publication date
JPS6320023A (ja)	1988-01-27
DE3623168A1 (de)	1988-01-21
ATE49713T1 (de)	1990-02-15
EP0252329A1 (de)	1988-01-13
EP0252329B1 (de)	1990-01-24
DE3761470D1 (de)	1990-03-01
DK353287D0 (da)	1987-07-08

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Legal Events

Date	Code	Title	Description
1991-07-15	AHS	Application shelved for other reasons than non-payment