FI68799C - Foerfarande och anordning foer aotervinning av kvaeveoxider uritroesa gaser - Google Patents
Foerfarande och anordning foer aotervinning av kvaeveoxider uritroesa gaser Download PDFInfo
- Publication number
- FI68799C FI68799C FI801862A FI801862A FI68799C FI 68799 C FI68799 C FI 68799C FI 801862 A FI801862 A FI 801862A FI 801862 A FI801862 A FI 801862A FI 68799 C FI68799 C FI 68799C
- Authority
- FI
- Finland
- Prior art keywords
- gas
- liquid
- nitric acid
- flow rate
- nitrogen oxides
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Treating Waste Gases (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Separation Of Gases By Adsorption (AREA)
- Gas Separation By Absorption (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7915147A FR2458306B1 (fr) | 1979-06-13 | 1979-06-13 | Procede et installation de recuperation d'oxydes d'azote des gaz nitreux |
| FR7915147 | 1979-06-13 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI801862A FI801862A (fi) | 1980-12-14 |
| FI68799B FI68799B (fi) | 1985-07-31 |
| FI68799C true FI68799C (fi) | 1985-11-11 |
Family
ID=9226557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI801862A FI68799C (fi) | 1979-06-13 | 1980-06-11 | Foerfarande och anordning foer aotervinning av kvaeveoxider uritroesa gaser |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US4521390A (es) |
| EP (1) | EP0021954B1 (es) |
| JP (1) | JPS571426A (es) |
| AT (1) | ATE13635T1 (es) |
| CA (1) | CA1150037A (es) |
| DD (1) | DD151438A5 (es) |
| DE (1) | DE3070731D1 (es) |
| DK (1) | DK156472C (es) |
| ES (1) | ES8201034A1 (es) |
| FI (1) | FI68799C (es) |
| FR (1) | FR2458306B1 (es) |
| GR (1) | GR69218B (es) |
| IE (1) | IE51162B1 (es) |
| NO (1) | NO156083C (es) |
| PL (1) | PL129753B1 (es) |
| PT (1) | PT71322A (es) |
| YU (1) | YU43474B (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3465703D1 (en) * | 1983-12-21 | 1987-10-08 | Ruetgerswerke Ag | Method for continuously purifying exhaust gaz with active coal |
| DE3869490D1 (de) * | 1987-06-29 | 1992-04-30 | Atomic Energy Authority Uk | Verfahren zur elektrochemischen behandlung von stoffen. |
| FR2948579B1 (fr) * | 2009-07-31 | 2012-04-13 | Cdem Ct Depollution Environnement Moteurs | Procede de traitement d'un gaz contenant des oxydes de soufre |
| US8795620B2 (en) * | 2011-02-15 | 2014-08-05 | Ati Properties, Inc. | Systems and methods for recovering nitric acid from pickling solutions |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1433969A (en) * | 1918-09-19 | 1922-10-31 | Arthur A Noyes | Process of treating gas mixtures containing nitrogen oxides |
| US2856259A (en) * | 1949-12-08 | 1958-10-14 | Colasit A G | Method for purifying air contaminated by acid or nitrous impurities |
| DE1267668B (de) * | 1957-08-28 | 1968-05-09 | Reinluft G M B H | Verfahren zur adsorptiven Abtrennung und Gewinnung von Schwefeldioxid und/oder Stickoxid aus industriellen Gasen, insbesondere Rauchgasen |
| FR1502724A (fr) * | 1966-07-21 | 1967-11-24 | Rech S Tech Et Ind S R T I S A | Procédé de récupération des oxydes d'azote dans les gaz industriels |
| US3472620A (en) * | 1967-11-13 | 1969-10-14 | Belge Produits Chimiques Sa | Process for the manufacture of nitric acid |
| US3710548A (en) * | 1970-10-19 | 1973-01-16 | R Coughlin | Process and device for purifying air |
| CA961240A (en) * | 1971-09-21 | 1975-01-21 | Alexander Lawson | Nox removal from gases |
| CA1003323A (en) * | 1971-12-09 | 1977-01-11 | Masahiro Tsujikawa | Air purifying apparatus having means for removal of nitrogen oxides |
| JPS4974696A (es) * | 1972-11-21 | 1974-07-18 | ||
| JPS4988780A (es) * | 1972-12-26 | 1974-08-24 | ||
| US4219536A (en) * | 1978-07-26 | 1980-08-26 | Chevron Research Company | Nitric acid process and disposal of waste liquids containing ammonium nitrites |
-
1979
- 1979-06-13 FR FR7915147A patent/FR2458306B1/fr not_active Expired
-
1980
- 1980-05-29 PT PT71322A patent/PT71322A/pt not_active IP Right Cessation
- 1980-06-03 GR GR62117A patent/GR69218B/el unknown
- 1980-06-06 YU YU1510/80A patent/YU43474B/xx unknown
- 1980-06-11 DE DE8080400848T patent/DE3070731D1/de not_active Expired
- 1980-06-11 FI FI801862A patent/FI68799C/fi not_active IP Right Cessation
- 1980-06-11 AT AT80400848T patent/ATE13635T1/de not_active IP Right Cessation
- 1980-06-11 EP EP80400848A patent/EP0021954B1/fr not_active Expired
- 1980-06-12 DK DK252980A patent/DK156472C/da not_active IP Right Cessation
- 1980-06-12 ES ES492352A patent/ES8201034A1/es not_active Expired
- 1980-06-12 CA CA000353928A patent/CA1150037A/fr not_active Expired
- 1980-06-12 IE IE1209/80A patent/IE51162B1/en not_active IP Right Cessation
- 1980-06-12 PL PL1980224921A patent/PL129753B1/pl unknown
- 1980-06-12 NO NO801750A patent/NO156083C/no unknown
- 1980-06-13 JP JP7915080A patent/JPS571426A/ja active Granted
- 1980-06-13 DD DD80221830A patent/DD151438A5/de not_active IP Right Cessation
-
1982
- 1982-10-13 US US06/434,104 patent/US4521390A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE3070731D1 (en) | 1985-07-11 |
| NO801750L (no) | 1980-12-15 |
| DK252980A (da) | 1980-12-14 |
| DK156472C (da) | 1990-01-29 |
| PL224921A1 (es) | 1981-04-10 |
| FR2458306A1 (fr) | 1981-01-02 |
| PT71322A (fr) | 1980-06-01 |
| US4521390A (en) | 1985-06-04 |
| DD151438A5 (de) | 1981-10-21 |
| EP0021954A1 (fr) | 1981-01-07 |
| YU151080A (en) | 1983-02-28 |
| ES492352A0 (es) | 1981-11-01 |
| FI68799B (fi) | 1985-07-31 |
| PL129753B1 (en) | 1984-06-30 |
| IE801209L (en) | 1980-12-13 |
| NO156083B (no) | 1987-04-13 |
| ES8201034A1 (es) | 1981-11-01 |
| ATE13635T1 (de) | 1985-06-15 |
| FR2458306B1 (fr) | 1986-02-21 |
| NO156083C (no) | 1987-07-22 |
| IE51162B1 (en) | 1986-10-29 |
| FI801862A (fi) | 1980-12-14 |
| EP0021954B1 (fr) | 1985-06-05 |
| GR69218B (es) | 1982-05-10 |
| JPS571426A (en) | 1982-01-06 |
| JPH0117734B2 (es) | 1989-03-31 |
| CA1150037A (fr) | 1983-07-19 |
| YU43474B (en) | 1989-08-31 |
| DK156472B (da) | 1989-08-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MA | Patent expired |
Owner name: COMPAGNIE FRANCAISE DE L AZOTE COFAZ |