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

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Publication number
DK250489A
DK250489A DK250489A DK250489A DK250489A DK 250489 A DK250489 A DK 250489A DK 250489 A DK250489 A DK 250489A DK 250489 A DK250489 A DK 250489A DK 250489 A DK250489 A DK 250489A
Authority
DK
Denmark
Prior art keywords
nitrogen oxides
pollutants
minimizing
creation
procedure
Prior art date
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.)
Filing date
Publication date
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.
Priority claimed from US07/100,128 external-priority patent/US4863705A/en
Priority claimed from US07/108,779 external-priority patent/US4844878A/en
Priority claimed from US07/132,801 external-priority patent/US4830839A/en
Priority claimed from US07/155,864 external-priority patent/US4877590A/en
Priority claimed from US07/207,382 external-priority patent/US4902488A/en
Priority claimed from US07/207,292 external-priority patent/US4863704A/en
Application filed by Fuel Tech Inc filed Critical Fuel Tech Inc
Publication of DK250489D0 publication Critical patent/DK250489D0/da
Publication of DK250489A publication Critical patent/DK250489A/da

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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)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (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 DK250489A (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
US07/207,382 US4902488A (en) 1987-05-14 1988-06-15 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
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
DK250489D0 DK250489D0 (da) 1989-05-23
DK250489A true DK250489A (da) 1989-05-23

Family

ID=27557600

Family Applications (1)

Application Number Title Priority Date Filing Date
DK250489A DK250489A (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) EP0333836B1 (da)
JP (2) JPH02501284A (da)
AT (1) ATE122916T1 (da)
AU (1) AU617708B2 (da)
DE (1) DE3853881T2 (da)
DK (1) DK250489A (da)
FI (1) FI892467A (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
WO1991000134A1 (en) * 1989-07-04 1991-01-10 Fuel Tech Europe Limited Lance-type injection apparatus for introducing chemical agents into flue gases
US5262138A (en) * 1989-08-31 1993-11-16 Union Oil Company Of California Process for NOx abatement
WO1991003294A1 (en) * 1989-08-31 1991-03-21 Union Oil Company Of California Process for the abatement of nitrogen oxides
US4997631A (en) * 1990-03-07 1991-03-05 Fuel Tech, Inc. Process for reducing nitrogen oxides without generating nitrous oxide
AU7891091A (en) * 1990-05-21 1991-12-10 Fuel Tech Gmbh 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
WO1999054270A1 (fr) * 1998-04-20 1999-10-28 Daicel Chemical Industries, Ltd. PROCEDE DE REDUCTION DE NO¿x?
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
DE102011122970B3 (de) * 2011-06-09 2022-04-28 Mehldau & Steinfath Umwelttechnik Gmbh Vorrichtung 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

Also Published As

Publication number Publication date
FI892467A0 (fi) 1989-05-22
AU2535888A (en) 1989-04-18
EP0333836B1 (en) 1995-05-24
DE3853881T2 (de) 1995-11-23
EP0333836A1 (en) 1989-09-27
JPH02501284A (ja) 1990-05-10
DK250489D0 (da) 1989-05-23
EP0354220B1 (en) 1993-04-21
ATE122916T1 (de) 1995-06-15
WO1989002781A2 (en) 1989-04-06
EP0354220A1 (en) 1990-02-14
AU617708B2 (en) 1991-12-05
FI892467A (fi) 1989-05-22
DE3853881D1 (de) 1995-06-29
JPH02501715A (ja) 1990-06-14
WO1989002781A3 (en) 1989-06-01

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