FR2285922A1 - Procede pour eliminer nox d'un gaz de combustion par reduction selective avec nh3 - Google Patents
Procede pour eliminer nox d'un gaz de combustion par reduction selective avec nh3Info
- Publication number
- FR2285922A1 FR2285922A1 FR7528949A FR7528949A FR2285922A1 FR 2285922 A1 FR2285922 A1 FR 2285922A1 FR 7528949 A FR7528949 A FR 7528949A FR 7528949 A FR7528949 A FR 7528949A FR 2285922 A1 FR2285922 A1 FR 2285922A1
- Authority
- FR
- France
- Prior art keywords
- combustion gas
- selective reduction
- removing nox
- nox
- selective
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8628—Processes characterised by a specific catalyst
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4150574A GB1523726A (en) | 1974-09-24 | 1974-09-24 | Process for removing no from a flue gas by selective reduction with |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2285922A1 true FR2285922A1 (fr) | 1976-04-23 |
FR2285922B1 FR2285922B1 (fr) | 1978-04-07 |
Family
ID=10420007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7528949A Granted FR2285922A1 (fr) | 1974-09-24 | 1975-09-22 | Procede pour eliminer nox d'un gaz de combustion par reduction selective avec nh3 |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS5837009B2 (fr) |
AT (1) | AT357993B (fr) |
CA (1) | CA1064225A (fr) |
DE (1) | DE2542204A1 (fr) |
FR (1) | FR2285922A1 (fr) |
GB (1) | GB1523726A (fr) |
IT (1) | IT1042887B (fr) |
NL (1) | NL181846C (fr) |
SE (1) | SE413887B (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0276883A1 (fr) * | 1987-01-21 | 1988-08-03 | Metallgesellschaft Ag | Procédé de dénitration et de désulfuration simultanées d'un gaz d'échappement contenant de l'oxygène |
EP0325811A1 (fr) * | 1988-01-22 | 1989-08-02 | Metallgesellschaft Ag | Procédé pour la réduction catalytique d'oxyde d'azote |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7601371A (nl) * | 1976-02-11 | 1977-08-15 | Shell Int Research | Werkwijze voor het gelijktijdig verwijderen van stikstofoxyden en zwaveloxyden uit een gasstroom. |
JPS5314189A (en) * | 1976-07-26 | 1978-02-08 | Hitachi Zosen Corp | Denitration catalyst supporting copper sulfate |
DE3830045C2 (de) * | 1988-09-03 | 1993-09-30 | Bayer Ag | Verfahren zur Reduktion von in Abgasen enthaltenen Stickoxiden mittels eines zeolithhaltigen Katalysators |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5515247B2 (fr) * | 1974-06-11 | 1980-04-22 |
-
1974
- 1974-09-24 GB GB4150574A patent/GB1523726A/en not_active Expired
-
1975
- 1975-08-06 CA CA232,942A patent/CA1064225A/fr not_active Expired
- 1975-09-19 IT IT2746275A patent/IT1042887B/it active
- 1975-09-22 FR FR7528949A patent/FR2285922A1/fr active Granted
- 1975-09-22 JP JP50113795A patent/JPS5837009B2/ja not_active Expired
- 1975-09-22 DE DE19752542204 patent/DE2542204A1/de active Granted
- 1975-09-22 SE SE7510605A patent/SE413887B/xx not_active IP Right Cessation
- 1975-09-22 AT AT724175A patent/AT357993B/de not_active IP Right Cessation
- 1975-09-22 NL NL7511144A patent/NL181846C/xx not_active IP Right Cessation
Non-Patent Citations (1)
Title |
---|
NEANT * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0276883A1 (fr) * | 1987-01-21 | 1988-08-03 | Metallgesellschaft Ag | Procédé de dénitration et de désulfuration simultanées d'un gaz d'échappement contenant de l'oxygène |
EP0325811A1 (fr) * | 1988-01-22 | 1989-08-02 | Metallgesellschaft Ag | Procédé pour la réduction catalytique d'oxyde d'azote |
US4950139A (en) * | 1988-01-22 | 1990-08-21 | Metallgesellschaft Aktiengesellschaft | Process of catalytically reducing NO |
Also Published As
Publication number | Publication date |
---|---|
CA1064225A (fr) | 1979-10-16 |
SE413887B (sv) | 1980-06-30 |
NL181846B (nl) | 1987-06-16 |
AT357993B (de) | 1980-08-11 |
IT1042887B (it) | 1980-01-30 |
GB1523726A (en) | 1978-09-06 |
NL7511144A (nl) | 1976-03-26 |
JPS5157676A (en) | 1976-05-20 |
DE2542204C2 (fr) | 1987-02-19 |
ATA724175A (de) | 1980-01-15 |
DE2542204A1 (de) | 1976-04-08 |
FR2285922B1 (fr) | 1978-04-07 |
SE7510605L (sv) | 1976-03-25 |
JPS5837009B2 (ja) | 1983-08-13 |
NL181846C (nl) | 1987-11-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |