TW221679B - - Google Patents

Info

Publication number
TW221679B
TW221679B TW081100776A TW81100776A TW221679B TW 221679 B TW221679 B TW 221679B TW 081100776 A TW081100776 A TW 081100776A TW 81100776 A TW81100776 A TW 81100776A TW 221679 B TW221679 B TW 221679B
Authority
TW
Taiwan
Application number
TW081100776A
Original Assignee
Nalco Fuel Tech
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
Application filed by Nalco Fuel Tech filed Critical Nalco Fuel Tech
Application granted granted Critical
Publication of TW221679B publication Critical patent/TW221679B/zh

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
TW081100776A 1991-07-03 1992-01-31 TW221679B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/725,183 US5229090A (en) 1991-07-03 1991-07-03 Process for nitrogen oxides reduction to lowest achievable level

Publications (1)

Publication Number Publication Date
TW221679B true TW221679B (zh) 1994-03-11

Family

ID=24913494

Family Applications (1)

Application Number Title Priority Date Filing Date
TW081100776A TW221679B (zh) 1991-07-03 1992-01-31

Country Status (5)

Country Link
US (1) US5229090A (zh)
EP (1) EP0642465A1 (zh)
AU (1) AU2186892A (zh)
TW (1) TW221679B (zh)
WO (1) WO1993001127A1 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08957A (ja) * 1994-02-18 1996-01-09 Babcock & Wilcox Co:The 分子窒素及び炭化水素混合物からのプラズマ発生ＮＯｘ還元性先駆物質の製造
US5681536A (en) * 1996-05-07 1997-10-28 Nebraska Public Power District Injection lance for uniformly injecting anhydrous ammonia and air into a boiler cavity
US6280695B1 (en) 2000-07-10 2001-08-28 Ge Energy & Environmental Research Corp. Method of reducing NOx in a combustion flue gas
ES2189672B1 (es) * 2001-11-07 2004-11-16 Industrial Management S.A. Aditivos para mejorar la combustion en motores de combustion interna y calderas.
US6697729B2 (en) 2002-04-08 2004-02-24 Cummins, Inc. System for estimating NOx content of exhaust gas produced by an internal combustion engine
CN115430280A (zh) * 2022-09-23 2022-12-06 福建海峡科化股份有限公司 一种氮氧化合物废气处理方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900554A (en) * 1973-03-16 1975-08-19 Exxon Research Engineering Co Method for the reduction of the concentration of no in combustion effluents using ammonia
US4208386A (en) * 1976-03-03 1980-06-17 Electric Power Research Institute, Inc. Urea reduction of NOx in combustion effluents
US4325924A (en) * 1977-10-25 1982-04-20 Electric Power Research Institute, Inc. Urea reduction of NOx in fuel rich combustion effluents
US4624840A (en) * 1983-11-10 1986-11-25 Exxon Research & Engineering Company Non-catalytic method for reducing the concentration of NO in combustion effluents by injection of ammonia at temperatures greater than about 1300° K.
US4751065A (en) * 1985-12-20 1988-06-14 Fuel Tech, Inc. Reduction of nitrogen- and carbon-based pollutants
US4844878A (en) * 1985-10-04 1989-07-04 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent
AU585670B2 (en) * 1985-10-04 1989-06-22 Fuel Tech. Inc. Reduction of nitrogen- and carbon-based pollutants through the use of urea solutions
US4719092A (en) * 1985-10-04 1988-01-12 Fuel Tech, Inc. Reduction of nitrogen-based pollutants through the use of urea solutions containing oxygenated hydrocarbon solvents
US4902488A (en) * 1987-05-14 1990-02-20 Fuel Tech, Inc. Process for nitrogen oxides reduction with minimization of the production of other pollutants
US4863704A (en) * 1987-03-06 1989-09-05 Fuel Tech, Inc. Multi-stage process for reducing the concentration of pollutants in an effluent using an ammonium salt
US4803059A (en) * 1987-04-15 1989-02-07 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent using a hydroxy amino hydrocarbon
US4777024A (en) * 1987-03-06 1988-10-11 Fuel Tech, Inc. Multi-stage process for reducing the concentration of pollutants in an effluent
US4877591A (en) * 1987-03-13 1989-10-31 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent using sugar
US4770863A (en) * 1987-02-13 1988-09-13 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent
US4863705A (en) * 1987-09-23 1989-09-05 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent
US5057293A (en) * 1987-02-13 1991-10-15 Fuel Tech, Inc. Multi-stage process for reducing the concentration of pollutants in an effluent
US4780289A (en) * 1987-05-14 1988-10-25 Fuel Tech, Inc. Process for nitrogen oxides reduction and minimization of the production of other pollutants
ATE88372T1 (de) * 1987-03-06 1993-05-15 Fuel Tech Inc Multi-schritt-verfahren zur reduzierung des verunreinigungsgehaltes in einem abgasstrom.
US4888165A (en) * 1987-03-13 1989-12-19 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent using a heterocyclic hydrocarbon
US4873066A (en) * 1988-06-15 1989-10-10 Fuel Tech, Inc. Low temperature process for the reduction of nitrgen oxides in an effluent
US4997631A (en) * 1990-03-07 1991-03-05 Fuel Tech, Inc. Process for reducing nitrogen oxides without generating nitrous oxide

Also Published As

Publication number Publication date
EP0642465A1 (en) 1995-03-15
EP0642465A4 (en) 1994-06-23
US5229090A (en) 1993-07-20
AU2186892A (en) 1993-02-11
WO1993001127A1 (en) 1993-01-21

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