ATE122916T1 - Verfahren zur reduktion von stickoxiden und minimierung der produktiven von anderen verunreinigungen. - Google Patents

Verfahren zur reduktion von stickoxiden und minimierung der produktiven von anderen verunreinigungen.

Info

Publication number
ATE122916T1
ATE122916T1 AT88908886T AT88908886T ATE122916T1 AT E122916 T1 ATE122916 T1 AT E122916T1 AT 88908886 T AT88908886 T AT 88908886T AT 88908886 T AT88908886 T AT 88908886T AT E122916 T1 ATE122916 T1 AT E122916T1
Authority
AT
Austria
Prior art keywords
nitrogen oxides
minimizing
productiveness
impurities
effluent
Prior art date
Application number
AT88908886T
Other languages
English (en)
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=ATE122916(T1) "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
Application granted granted Critical
Publication of ATE122916T1 publication Critical patent/ATE122916T1/de

Links

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)
  • Nonmetallic Welding Materials (AREA)
  • Liquid Crystal Substances (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Chimneys And Flues (AREA)
AT88908886T 1987-09-23 1988-08-12 Verfahren zur reduktion von stickoxiden und minimierung der produktiven von anderen verunreinigungen. ATE122916T1 (de)

Applications Claiming Priority (6)

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

Publications (1)

Publication Number Publication Date
ATE122916T1 true ATE122916T1 (de) 1995-06-15

Family

ID=27557600

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88908886T ATE122916T1 (de) 1987-09-23 1988-08-12 Verfahren zur reduktion von stickoxiden und minimierung der produktiven von anderen verunreinigungen.

Country Status (8)

Country Link
EP (2) EP0354220B1 (de)
JP (2) JPH02501715A (de)
AT (1) ATE122916T1 (de)
AU (1) AU617708B2 (de)
DE (1) DE3853881T2 (de)
DK (1) DK250489A (de)
FI (1) FI892467A7 (de)
WO (1) WO1989002781A2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0432166A1 (de) * 1989-07-04 1991-06-19 Fuel Tech Europe Limited Lanzartiges injektionsgerät zum einbringen von chemikalien in abgase
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
ATE140163T1 (de) * 1990-05-21 1996-07-15 Nalco Fuel Tech Gmbh Verfahren zur minimierung der konzentration an schadstoffen in verbrennungsgasen
US5498707A (en) * 1993-04-22 1996-03-12 Gatlin; Larry W. Hydrogen sulfide converter
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
CN1272102A (zh) 1998-04-20 2000-11-01 大赛璐化学工业株式会社 减少NOx的方法
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

Also Published As

Publication number Publication date
EP0354220A1 (de) 1990-02-14
DE3853881D1 (de) 1995-06-29
FI892467A0 (fi) 1989-05-22
EP0333836A1 (de) 1989-09-27
DE3853881T2 (de) 1995-11-23
EP0354220B1 (de) 1993-04-21
JPH02501715A (ja) 1990-06-14
AU2535888A (en) 1989-04-18
DK250489D0 (da) 1989-05-23
DK250489A (da) 1989-05-23
JPH02501284A (ja) 1990-05-10
EP0333836B1 (de) 1995-05-24
AU617708B2 (en) 1991-12-05
FI892467A7 (fi) 1989-05-22
WO1989002781A3 (en) 1989-06-01
WO1989002781A2 (en) 1989-04-06

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties