FI892467A0 - Foerfarande foer reducering av kvaeveoxider och minimering av bildandet av andra miljoegifter. - Google Patents

Foerfarande foer reducering av kvaeveoxider och minimering av bildandet av andra miljoegifter.

Info

Publication number
FI892467A0
FI892467A0 FI892467A FI892467A FI892467A0 FI 892467 A0 FI892467 A0 FI 892467A0 FI 892467 A FI892467 A FI 892467A FI 892467 A FI892467 A FI 892467A FI 892467 A0 FI892467 A0 FI 892467A0
Authority
FI
Finland
Prior art keywords
minimering
miljoegifter
kvaeveoxider
bildandet
andra
Prior art date
Application number
FI892467A
Other languages
English (en)
Other versions
FI892467A (fi
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=FI892467(A0) "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 FI892467A0 publication Critical patent/FI892467A0/fi
Publication of FI892467A publication Critical patent/FI892467A/fi

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)
  • 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)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Nonmetallic Welding Materials (AREA)
  • Liquid Crystal Substances (AREA)
FI892467A 1987-09-23 1989-05-22 Foerfarande foer reducering av kvaeveoxider och minimering av bildandet av andra miljoegifter. FI892467A (fi)

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
FI892467A0 true FI892467A0 (fi) 1989-05-22
FI892467A FI892467A (fi) 1989-05-22

Family

ID=27557600

Family Applications (1)

Application Number Title Priority Date Filing Date
FI892467A FI892467A (fi) 1987-09-23 1989-05-22 Foerfarande foer reducering av kvaeveoxider och minimering av bildandet av andra miljoegifter.

Country Status (8)

Country Link
EP (2) EP0333836B1 (fi)
JP (2) JPH02501284A (fi)
AT (1) ATE122916T1 (fi)
AU (1) AU617708B2 (fi)
DE (1) DE3853881T2 (fi)
DK (1) DK250489D0 (fi)
FI (1) FI892467A (fi)
WO (1) WO1989002781A2 (fi)

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
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
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
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

Also Published As

Publication number Publication date
WO1989002781A3 (en) 1989-06-01
ATE122916T1 (de) 1995-06-15
EP0354220B1 (en) 1993-04-21
EP0333836A1 (en) 1989-09-27
DK250489A (da) 1989-05-23
DE3853881D1 (de) 1995-06-29
WO1989002781A2 (en) 1989-04-06
DE3853881T2 (de) 1995-11-23
JPH02501284A (ja) 1990-05-10
EP0354220A1 (en) 1990-02-14
AU2535888A (en) 1989-04-18
AU617708B2 (en) 1991-12-05
DK250489D0 (da) 1989-05-23
EP0333836B1 (en) 1995-05-24
FI892467A (fi) 1989-05-22
JPH02501715A (ja) 1990-06-14

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Legal Events

Date Code Title Description
FD Application lapsed
MM Patent lapsed

Owner name: FUEL TECH, INC.