DK677887A - Fremgangsmaade til fjernelse af nitrogenoxider fra spildgasser, som opstaar ved forbraending af kul - Google Patents

Fremgangsmaade til fjernelse af nitrogenoxider fra spildgasser, som opstaar ved forbraending af kul

Info

Publication number: DK677887A
Authority: DK; Denmark
Prior art keywords: removal; nitrogen oxides; procedures; waste gas; coal combustion
Prior art date: 1986-12-24

Application number

DK677887A

Other languages

English (en)

Other versions

DK677887D0 (da

DK169537B1 (da

Inventor

Wolf Dieter Mross

Ronald Drews

Olaf Scheidsteger

Helmut Schachner

Klaus Hess

Original Assignee

Basf 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.)

1986-12-24

Filing date

1987-12-22

Publication date

1988-06-25

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6317214&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK677887(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1987-12-22 Application filed by Basf Ag filed Critical Basf Ag

1987-12-22 Publication of DK677887D0 publication Critical patent/DK677887D0/da

1988-06-25 Publication of DK677887A publication Critical patent/DK677887A/da

1994-11-28 Application granted granted Critical

1994-11-28 Publication of DK169537B1 publication Critical patent/DK169537B1/da

Links

MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title abstract 5
239000003245 coal Substances 0.000 title 1
238000002485 combustion reaction Methods 0.000 title 1
238000000034 method Methods 0.000 title 1
239000002912 waste gas Substances 0.000 title 1
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
239000003054 catalyst Substances 0.000 abstract 2
239000011148 porous material Substances 0.000 abstract 2
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 1
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 1
229910021529 ammonia Inorganic materials 0.000 abstract 1
238000010531 catalytic reduction reaction Methods 0.000 abstract 1
229910052750 molybdenum Inorganic materials 0.000 abstract 1
239000011733 molybdenum Substances 0.000 abstract 1
OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 abstract 1
WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract 1
229910052721 tungsten Inorganic materials 0.000 abstract 1
239000010937 tungsten Substances 0.000 abstract 1
229910052720 vanadium Inorganic materials 0.000 abstract 1
LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-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
- B01D53/74—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
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- 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
- B01J23/30—Tungsten
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/613—10-100 m2/g
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/63—Pore volume
- B01J35/633—Pore volume less than 0.5 ml/g

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)
Catalysts (AREA)
Exhaust Gas Treatment By Means Of Catalyst (AREA)
Treating Waste Gases (AREA)
Chimneys And Flues (AREA)
Separation By Low-Temperature Treatments (AREA)
Apparatus For Radiation Diagnosis (AREA)
Signal Processing For Digital Recording And Reproducing (AREA)

DK677887A 1986-12-24 1987-12-22 Fremgangsmåde til fjernelse af nitrogenoxider fra spildgasser, som opstår ved forbrænding af kul DK169537B1 (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19863644461 DE3644461A1 (de)	1986-12-24	1986-12-24	Verfahren zur entfernung von stickoxiden aus abgasen, die bei der verbrennung von kohle anfallen
DE3644461		1986-12-24

Publications (3)

Publication Number	Publication Date
DK677887D0 DK677887D0 (da)	1987-12-22
DK677887A true DK677887A (da)	1988-06-25
DK169537B1 DK169537B1 (da)	1994-11-28

Family

ID=6317214

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK677887A DK169537B1 (da)	1986-12-24	1987-12-22	Fremgangsmåde til fjernelse af nitrogenoxider fra spildgasser, som opstår ved forbrænding af kul

Country Status (5)

Country	Link
EP (1)	EP0272620B1 (da)
AT (1)	ATE77256T1 (da)
DE (2)	DE3644461A1 (da)
DK (1)	DK169537B1 (da)
FI (1)	FI85562C (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4025174A1 (de) *	1990-08-08	1992-02-13	Siemens Ag	Arsenresistenter mischoxidkatalysator und verfahren zu seiner herstellung
US5270277A (en) *	1990-08-08	1993-12-14	Siemens Aktiengesellschaft	Arsenic-resistant catalyst and method for producing the same
DE4038054A1 (de) *	1990-11-29	1992-06-04	Man Technologie Gmbh	Verfahren und vorrichtung zur selektiven katalytischen no(pfeil abwaerts)x(pfeil abwaerts)-reduktion in sauerstoffhaltigen abgasen
US5759504A (en) *	1994-12-28	1998-06-02	Hitachi, Ltd.	Method for treating organohalogen compounds with catalyst
WO2020119763A1 (en)	2018-12-14	2020-06-18	Basf Corporation	A method for production of vanadium catalysts
CN113786841B (zh) *	2021-09-17	2023-11-21	重庆科技学院	一种抗铅中毒的Fe-Mn-Ce/含钛高炉渣脱硝催化剂

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4520124A (en) *	1981-03-19	1985-05-28	Sakai Chemical Industry Co., Ltd.	Method for producing a catalytic structure for the reduction of nitrogen oxides
EP0256359B1 (en) *	1986-07-25	1992-05-20	Mitsubishi Petrochemical Co., Ltd.	Catalysts and use thereof for removing nitrogen oxides in exhaust gas

1986
- 1986-12-24 DE DE19863644461 patent/DE3644461A1/de not_active Withdrawn
1987
- 1987-12-07 FI FI875375A patent/FI85562C/fi not_active IP Right Cessation
- 1987-12-17 AT AT87118715T patent/ATE77256T1/de not_active IP Right Cessation
- 1987-12-17 EP EP87118715A patent/EP0272620B1/de not_active Expired - Lifetime
- 1987-12-17 DE DE8787118715T patent/DE3779887D1/de not_active Expired - Lifetime
- 1987-12-22 DK DK677887A patent/DK169537B1/da not_active IP Right Cessation

Also Published As

Publication number	Publication date
DK677887D0 (da)	1987-12-22
DK169537B1 (da)	1994-11-28
EP0272620A2 (de)	1988-06-29
FI875375A0 (fi)	1987-12-07
DE3779887D1 (de)	1992-07-23
FI85562B (fi)	1992-01-31
FI875375L (fi)	1988-06-25
ATE77256T1 (de)	1992-07-15
EP0272620A3 (en)	1989-02-22
EP0272620B1 (de)	1992-06-17
FI85562C (fi)	1992-05-11
DE3644461A1 (de)	1988-07-07

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FI970356A0 (fi)	1997-01-28	Pienen makrohuokosmäärän sisältävä tislausjäännöksen konversiokatalyytti
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Legal Events

Date	Code	Title	Description
1994-11-28	B1	Patent granted (law 1993)
1996-08-19	PBP	Patent lapsed