DK250489A - Fremgangsmaade til reduktion af nitrogenoxider samt minimering af dannelsen af andre forurenende bestanddele - Google Patents

Fremgangsmaade til reduktion af nitrogenoxider samt minimering af dannelsen af andre forurenende bestanddele Download PDF

Info

Publication number: DK250489A
Authority: DK; Denmark
Prior art keywords: nitrogen oxides; pollutants; minimizing; creation; procedure
Prior art date: 1987-09-23

Application number

DK250489A

Other languages

English (en)

Other versions

DK250489D0 (da

Inventor

William Robert Epperly

James Christopher Sullivan

Barry Normand Sprague

John Henry O'leary

Original Assignee

Fuel Tech Inc

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.)

1987-09-23

Filing date

1989-05-23

Publication date

1989-05-23

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27557600&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK250489(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1987-09-23 Priority claimed from US07/100,128 external-priority patent/US4863705A/en

1987-10-14 Priority claimed from US07/108,779 external-priority patent/US4844878A/en

1987-12-14 Priority claimed from US07/132,801 external-priority patent/US4830839A/en

1988-02-29 Priority claimed from US07/155,864 external-priority patent/US4877590A/en

1988-06-15 Priority claimed from US07/207,292 external-priority patent/US4863704A/en

1988-06-15 Priority claimed from US07/207,382 external-priority patent/US4902488A/en

1989-05-23 Application filed by Fuel Tech Inc filed Critical Fuel Tech Inc

1989-05-23 Publication of DK250489A publication Critical patent/DK250489A/da

1989-05-23 Publication of DK250489D0 publication Critical patent/DK250489D0/da

Links

MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title abstract 14
238000000034 method Methods 0.000 title abstract 3
239000003344 environmental pollutant Substances 0.000 title abstract 2
239000003795 chemical substances by application Substances 0.000 abstract 2
238000011282 treatment Methods 0.000 abstract 2
238000002485 combustion reaction Methods 0.000 abstract 1
239000000446 fuel Substances 0.000 abstract 1
238000004519 manufacturing process Methods 0.000 abstract 1
231100000719 pollutant Toxicity 0.000 abstract 1
238000011269 treatment regimen Methods 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
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00058—Temperature measurement

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Environmental & Geological Engineering (AREA)
Biomedical Technology (AREA)
Analytical Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Health & Medical Sciences (AREA)
Treating Waste Gases (AREA)
Exhaust Gas Treatment By Means Of Catalyst (AREA)
Catalysts (AREA)
Chimneys And Flues (AREA)
Nonmetallic Welding Materials (AREA)
Liquid Crystal Substances (AREA)
Ultra Sonic Daignosis Equipment (AREA)

DK250489A 1987-09-23 1989-05-23 Fremgangsmaade til reduktion af nitrogenoxider samt minimering af dannelsen af andre forurenende bestanddele DK250489D0 (da)

Applications Claiming Priority (7)

Application Number	Priority Date	Filing Date	Title
US07/100,128 US4863705A (en)	1987-09-23	1987-09-23	Process for the reduction of nitrogen oxides in an effluent
US07/108,779 US4844878A (en)	1985-10-04	1987-10-14	Process for the reduction of nitrogen oxides in an effluent
US07/132,801 US4830839A (en)	1987-02-13	1987-12-14	Ammonia scrubbing
US07/155,864 US4877590A (en)	1987-03-06	1988-02-29	Process for nitrogen oxides reduction with minimization of the production of other pollutants
US07/207,292 US4863704A (en)	1987-03-06	1988-06-15	Multi-stage process for reducing the concentration of pollutants in an effluent using an ammonium salt
US07/207,382 US4902488A (en)	1987-05-14	1988-06-15	Process for nitrogen oxides reduction with minimization of the production of other pollutants
PCT/US1988/002751 WO1989002781A2 (en)	1987-09-23	1988-08-12	Process for nitrogen oxides reduction and minimization of the production of other pollutants

Publications (2)

Publication Number	Publication Date
DK250489A true DK250489A (da)	1989-05-23
DK250489D0 DK250489D0 (da)	1989-05-23

Family

ID=27557600

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK250489A DK250489D0 (da)	1987-09-23	1989-05-23	Fremgangsmaade til reduktion af nitrogenoxider samt minimering af dannelsen af andre forurenende bestanddele

Country Status (8)

Country	Link
EP (2)	EP0354220B1 (da)
JP (2)	JPH02501284A (da)
AT (1)	ATE122916T1 (da)
AU (1)	AU617708B2 (da)
DE (1)	DE3853881T2 (da)
DK (1)	DK250489D0 (da)
FI (1)	FI892467A0 (da)
WO (1)	WO1989002781A2 (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0432166A1 (en) *	1989-07-04	1991-06-19	Fuel Tech Europe Limited	Lance-type injection apparatus for introducing chemical agents into flue gases
WO1991003294A1 (en) *	1989-08-31	1991-03-21	Union Oil Company Of California	Process for the abatement of nitrogen oxides
US5262138A (en) *	1989-08-31	1993-11-16	Union Oil Company Of California	Process for NOx abatement
US4997631A (en) *	1990-03-07	1991-03-05	Fuel Tech, Inc.	Process for reducing nitrogen oxides without generating nitrous oxide
CA2063808A1 (en) *	1990-05-21	1991-11-22	Jogindar Mohan Chawla	Process and apparatus for minimizing pollutant concentrations in combustion gases
JP2602769B2 (ja) *	1993-04-22	1997-04-23	東洋機械金属株式会社	高速化学脱脂炉
US5498707A (en) *	1993-04-22	1996-03-12	Gatlin; Larry W.	Hydrogen sulfide converter
US6651565B1 (en)	1998-04-20	2003-11-25	Daicel Chemical Industries, Ltd.	Method of reducing NOx
DE10021517C1 (de) *	2000-05-03	2002-01-10	Kuelps Heinz Juergen	Zurückdrängung und Verminderung der Hochtemperatur-Halogen-Korrosion in Verbrennungsanlagen durch den Einsatz von Wirkstoffen sowie Wirkstoff-Mischungen
FR2912932B1 (fr) *	2007-02-23	2011-06-10	Total France	Solution aqueuse pour traitement des gaz d'echappement des moteurs diesel
DE102011105419B4 (de) *	2011-06-09	2015-04-16	Mehldau & Steinfath Umwelttechnik Gmbh	Verfahren zur Reduktion von Stickoxiden

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4188190A (en) *	1976-03-23	1980-02-12	Kurashiki Boseki Kabushiki Kaisha	Input control method and means for nitrogen oxide removal means
JPS5372773A (en) *	1976-12-10	1978-06-28	Hitachi Ltd	Direct reductive denitration method of ammonia

1988
- 1988-08-12 JP JP63508191A patent/JPH02501284A/ja active Pending
- 1988-08-12 WO PCT/US1988/002751 patent/WO1989002781A2/en not_active Ceased
- 1988-08-12 AT AT88908886T patent/ATE122916T1/de not_active IP Right Cessation
- 1988-08-12 AU AU25358/88A patent/AU617708B2/en not_active Ceased
- 1988-08-12 DE DE3853881T patent/DE3853881T2/de not_active Revoked
- 1988-08-12 EP EP88907893A patent/EP0354220B1/en not_active Expired - Lifetime
- 1988-08-12 EP EP88908886A patent/EP0333836B1/en not_active Revoked
- 1988-08-12 JP JP63507151A patent/JPH02501715A/ja active Pending
1989
- 1989-05-22 FI FI892467A patent/FI892467A0/fi not_active IP Right Cessation
- 1989-05-23 DK DK250489A patent/DK250489D0/da unknown

Also Published As

Publication number	Publication date
DE3853881T2 (de)	1995-11-23
EP0333836A1 (en)	1989-09-27
JPH02501284A (ja)	1990-05-10
AU2535888A (en)	1989-04-18
EP0354220B1 (en)	1993-04-21
EP0354220A1 (en)	1990-02-14
DE3853881D1 (de)	1995-06-29
DK250489D0 (da)	1989-05-23
JPH02501715A (ja)	1990-06-14
AU617708B2 (en)	1991-12-05
FI892467A7 (fi)	1989-05-22
ATE122916T1 (de)	1995-06-15
FI892467A0 (fi)	1989-05-22
WO1989002781A3 (en)	1989-06-01
WO1989002781A2 (en)	1989-04-06
EP0333836B1 (en)	1995-05-24

Publication	Publication Date	Title
DK731788A (da)	1989-01-05	Fremgangsmaade til reduktion af nitrogenoxider og minimering af produktionen af andre forurenende bestanddele
ATE117274T1 (de)	1995-02-15	Mehrstufenverfahren zur verminderung der konzentration von schadstoffen in abgasen.
DK250489A (da)	1989-05-23	Fremgangsmaade til reduktion af nitrogenoxider samt minimering af dannelsen af andre forurenende bestanddele
MX166067B (es)	1992-12-17	Procedimiento para la reduccion de la concentracion de oxidos de nitrogeno en el efluente de la combustion de un combustible carbonaceo
AU4055089A (en)	1990-01-12	Multi-stage process for reducing the concentration of pollutants in an effluent using an ammonium salt
FI892466A0 (fi)	1989-05-22	Flerstegsprocess foer reducering av foeroreningar i utslaepp.
ES399594A1 (es)	1974-11-01	Procedimiento para la combustion de sulfato amonico.
GB2225001A (en)	1990-05-23	Process for nitrogen oxices reduction with minimization of the production of other pollutants
JPS51149190A (en)	1976-12-21	Lized asbestos with reducing power and process for its production
ES2006354A6 (es)	1989-04-16	Procedimiento para reducir la concentracion de oxidos de nitrogeno en un efluente de la combustion de un combustible carbonaceo.
JPS51123411A (en)	1976-10-28	Steam injector using gas turbine waste heat
JPS53118872A (en)	1978-10-17	Method of treating waste
JPS5216472A (en)	1977-02-07	Nox reducing agent feeding process and waste gas treatment process
JPS5299662A (en)	1977-08-20	Operating method for thermal cracking system
GR880100134A (el)	1994-03-31	Διαδικασία για την μείωση των οξειδίων αζώτου με ελαχιστοποίηση της παραγωγής άλλων ρυπαντών.