FI88587C - Foerfarande foer reducering av halten kvaeveoxider i avgas, som bildas vid foerbraenning av ett kolhaltigt braensle - Google Patents
Foerfarande foer reducering av halten kvaeveoxider i avgas, som bildas vid foerbraenning av ett kolhaltigt braensle Download PDFInfo
- Publication number
- FI88587C FI88587C FI892466A FI892466A FI88587C FI 88587 C FI88587 C FI 88587C FI 892466 A FI892466 A FI 892466A FI 892466 A FI892466 A FI 892466A FI 88587 C FI88587 C FI 88587C
- Authority
- FI
- Finland
- Prior art keywords
- temperature
- ammonium
- hydrocarbon
- exhaust gas
- urea
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 55
- 230000008569 process Effects 0.000 title claims abstract description 33
- 239000000446 fuel Substances 0.000 title claims abstract description 15
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 9
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title claims description 181
- 239000007789 gas Substances 0.000 title claims description 32
- 238000011282 treatment Methods 0.000 claims abstract description 124
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 30
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 28
- 231100000719 pollutant Toxicity 0.000 claims abstract description 28
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 121
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- 239000003153 chemical reaction reagent Substances 0.000 claims description 96
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- 239000004215 Carbon black (E152) Substances 0.000 claims description 52
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- 230000009467 reduction Effects 0.000 claims description 43
- 239000000203 mixture Substances 0.000 claims description 42
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 34
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- 229910052757 nitrogen Inorganic materials 0.000 claims description 20
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- DSLRVRBSNLHVBH-UHFFFAOYSA-N 2,5-furandimethanol Chemical compound OCC1=CC=C(CO)O1 DSLRVRBSNLHVBH-UHFFFAOYSA-N 0.000 claims description 4
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- 125000002373 5 membered heterocyclic group Chemical group 0.000 claims description 4
- RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 claims description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 4
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 4
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 4
- XGEGHDBEHXKFPX-UHFFFAOYSA-N N-methylthiourea Natural products CNC(N)=O XGEGHDBEHXKFPX-UHFFFAOYSA-N 0.000 claims description 4
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 claims description 4
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- 150000001299 aldehydes Chemical class 0.000 claims description 4
- 235000019297 ammonium fumarate Nutrition 0.000 claims description 4
- MRNZSTMRDWRNNR-UHFFFAOYSA-N bis(hexamethylene)triamine Chemical compound NCCCCCCNCCCCCCN MRNZSTMRDWRNNR-UHFFFAOYSA-N 0.000 claims description 4
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- FAGUFWYHJQFNRV-UHFFFAOYSA-N tetraethylenepentamine Chemical compound NCCNCCNCCNCCN FAGUFWYHJQFNRV-UHFFFAOYSA-N 0.000 claims description 4
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- 150000001413 amino acids Chemical class 0.000 claims description 3
- 125000003118 aryl group Chemical group 0.000 claims description 3
- GEWYFWXMYWWLHW-UHFFFAOYSA-N azanium;octanoate Chemical compound [NH4+].CCCCCCCC([O-])=O GEWYFWXMYWWLHW-UHFFFAOYSA-N 0.000 claims description 3
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims description 3
- GLUUGHFHXGJENI-UHFFFAOYSA-N diethylenediamine Natural products C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 claims description 3
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- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- DILRJUIACXKSQE-UHFFFAOYSA-N n',n'-dimethylethane-1,2-diamine Chemical compound CN(C)CCN DILRJUIACXKSQE-UHFFFAOYSA-N 0.000 claims description 3
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 3
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- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical compound C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 claims description 2
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- IZXIZTKNFFYFOF-UHFFFAOYSA-N 2-Oxazolidone Chemical compound O=C1NCCO1 IZXIZTKNFFYFOF-UHFFFAOYSA-N 0.000 claims description 2
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- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 2
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- 229930195725 Mannitol Natural products 0.000 claims description 2
- PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 claims description 2
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- GZCGUPFRVQAUEE-KCDKBNATSA-N aldehydo-D-galactose Chemical compound OC[C@@H](O)[C@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-KCDKBNATSA-N 0.000 claims description 2
- 239000001099 ammonium carbonate Substances 0.000 claims description 2
- 235000012501 ammonium carbonate Nutrition 0.000 claims description 2
- CKKXWJDFFQPBQL-SEPHDYHBSA-N azane;(e)-but-2-enedioic acid Chemical compound N.N.OC(=O)\C=C\C(O)=O CKKXWJDFFQPBQL-SEPHDYHBSA-N 0.000 claims description 2
- KIWJQNYCQJZQLX-UHFFFAOYSA-N azanium;heptanoate Chemical compound [NH4+].CCCCCCC([O-])=O KIWJQNYCQJZQLX-UHFFFAOYSA-N 0.000 claims description 2
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- NGPGDYLVALNKEG-OLXYHTOASA-N diammonium L-tartrate Chemical compound [NH4+].[NH4+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O NGPGDYLVALNKEG-OLXYHTOASA-N 0.000 claims description 2
- PJUNIQUYLSQHPT-UHFFFAOYSA-N diazanium dodecanoate Chemical compound [NH4+].[NH4+].CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O PJUNIQUYLSQHPT-UHFFFAOYSA-N 0.000 claims description 2
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- VGIVLIHKENZQHQ-UHFFFAOYSA-N n,n,n',n'-tetramethylmethanediamine Chemical compound CN(C)CN(C)C VGIVLIHKENZQHQ-UHFFFAOYSA-N 0.000 claims description 2
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Classifications
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- 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
- B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Applications Claiming Priority (16)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/022,716 US4777024A (en) | 1987-03-06 | 1987-03-06 | Multi-stage process for reducing the concentration of pollutants in an effluent |
| US2271687 | 1987-03-06 | ||
| US07/100,128 US4863705A (en) | 1987-09-23 | 1987-09-23 | Process for the reduction of nitrogen oxides in an effluent |
| US10012887 | 1987-09-23 | ||
| US07/108,779 US4844878A (en) | 1985-10-04 | 1987-10-14 | Process for the reduction of nitrogen oxides in an effluent |
| US10877987 | 1987-10-14 | ||
| US13280187 | 1987-12-14 | ||
| US07/132,801 US4830839A (en) | 1987-02-13 | 1987-12-14 | Ammonia scrubbing |
| US15586488 | 1988-02-29 | ||
| 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 |
| US20738288 | 1988-06-15 | ||
| US20729288 | 1988-06-15 | ||
| PCT/US1988/002748 WO1989002780A2 (en) | 1987-03-06 | 1988-08-12 | Multi-stage process for reducing the concentration of pollutants in an effluent |
| US8802748 | 1988-08-12 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI892466L FI892466L (fi) | 1989-05-22 |
| FI892466A0 FI892466A0 (fi) | 1989-05-22 |
| FI88587B FI88587B (fi) | 1993-02-26 |
| FI88587C true FI88587C (fi) | 1993-06-10 |
Family
ID=27575737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI892466A FI88587C (fi) | 1987-03-06 | 1989-05-22 | Foerfarande foer reducering av halten kvaeveoxider i avgas, som bildas vid foerbraenning av ett kolhaltigt braensle |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | ATE88372T1 (de) |
| AU (1) | AU614094B2 (de) |
| DE (1) | DE3880484T2 (de) |
| DK (1) | DK250389A (de) |
| FI (1) | FI88587C (de) |
| WO (1) | WO1989002780A2 (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| EP0497762A4 (en) * | 1987-03-06 | 1993-04-07 | Fuel Tech, Inc. | System for the efficient reduction of nitrogen oxides in an effluent |
| EP0432166A1 (de) * | 1989-07-04 | 1991-06-19 | Fuel Tech Europe Limited | Lanzartiges injektionsgerät zum einbringen von chemikalien in abgase |
| US4997631A (en) * | 1990-03-07 | 1991-03-05 | Fuel Tech, Inc. | Process for reducing nitrogen oxides without generating nitrous oxide |
| US5043150A (en) * | 1990-04-17 | 1991-08-27 | A. Ahlstrom Corporation | Reducing emissions of N2 O when burning nitrogen containing fuels in fluidized bed reactors |
| KR930012041B1 (ko) * | 1990-07-13 | 1993-12-23 | 히다치 조센 가부시키가이샤 | 로내 동시탈황 탈질방법 |
| US5048432B1 (en) * | 1990-12-27 | 1996-07-02 | Nalco Fuel Tech | Process and apparatus for the thermal decomposition of nitrous oxide |
| US5229090A (en) * | 1991-07-03 | 1993-07-20 | Nalco Fuel Tech | Process for nitrogen oxides reduction to lowest achievable level |
| IT1250740B (it) * | 1991-08-02 | 1995-04-21 | Eniricerche Spa | Riduzione degli inquinanti nell'effluente di combustione |
| US5498707A (en) * | 1993-04-22 | 1996-03-12 | Gatlin; Larry W. | Hydrogen sulfide converter |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3565575A (en) * | 1968-05-22 | 1971-02-23 | Chemical Construction Corp | Removal of nitrogen oxides from a gas stream |
| CA1097487A (en) * | 1976-04-20 | 1981-03-17 | David W. Turner | Method and apparatus for reducing no.sub.x emission to the atmosphere |
| US4853193A (en) * | 1986-01-10 | 1989-08-01 | Exxon Research And Engineering Company | Process for removing NOx and SOx from a gaseous mixture |
-
1988
- 1988-08-12 DE DE8888907893T patent/DE3880484T2/de not_active Expired - Lifetime
- 1988-08-12 WO PCT/US1988/002748 patent/WO1989002780A2/en not_active Ceased
- 1988-08-12 AU AU23084/88A patent/AU614094B2/en not_active Ceased
- 1988-08-12 AT AT88907893T patent/ATE88372T1/de not_active IP Right Cessation
-
1989
- 1989-05-22 FI FI892466A patent/FI88587C/fi not_active IP Right Cessation
- 1989-05-23 DK DK250389A patent/DK250389A/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DE3880484D1 (de) | 1993-05-27 |
| DK250389D0 (da) | 1989-05-23 |
| FI892466L (fi) | 1989-05-22 |
| WO1989002780A3 (en) | 1989-05-05 |
| AU2308488A (en) | 1989-04-18 |
| DE3880484T2 (de) | 1993-08-05 |
| ATE88372T1 (de) | 1993-05-15 |
| AU614094B2 (en) | 1991-08-22 |
| FI88587B (fi) | 1993-02-26 |
| WO1989002780A2 (en) | 1989-04-06 |
| DK250389A (da) | 1989-05-23 |
| FI892466A0 (fi) | 1989-05-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB | Publication of examined application | ||
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: FUEL TECH, INC. |