ES360255A1 - A procedure for eliminating a nitrogen oxide impurity of a gaseous mixture. (Machine-translation by Google Translate, not legally binding) - Google Patents
A procedure for eliminating a nitrogen oxide impurity of a gaseous mixture. (Machine-translation by Google Translate, not legally binding)Info
- Publication number
- ES360255A1 ES360255A1 ES360255A ES360255A ES360255A1 ES 360255 A1 ES360255 A1 ES 360255A1 ES 360255 A ES360255 A ES 360255A ES 360255 A ES360255 A ES 360255A ES 360255 A1 ES360255 A1 ES 360255A1
- Authority
- ES
- Spain
- Prior art keywords
- translation
- eliminating
- procedure
- machine
- nitrogen oxide
- 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.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
- F01N3/0842—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
-
- 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
- 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
- B01D53/64—Heavy metals or compounds thereof, e.g. mercury
-
- 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
- B01D53/68—Halogens or halogen compounds
-
- 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
-
- 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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/922—Mixtures of carbon monoxide or hydrocarbons and nitrogen oxides
- B01D53/925—Simultaneous elimination of carbon monoxide or hydrocarbons and nitrogen oxides
-
- 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
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/48—Methods for the preparation of nitrates in general
-
- 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
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/50—Nitrous acid; Salts thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
- F01N3/0885—Regeneration of deteriorated absorbents or adsorbents, e.g. desulfurization of NOx traps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2250/00—Combinations of different methods of purification
- F01N2250/12—Combinations of different methods of purification absorption or adsorption, and catalytic conversion
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (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)
- Combustion & Propulsion (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
A catalyst, with a composition containing at least 50% of a mixture of in mole%: Li 2 CO 3 45 5, Na 2 CO 3 30 5 and K 2 CO 3 25 5, is used in the reduction above 350 C, of nitric oxide containing gases to nitrogen. An internal combustion engine provides the NO containing gases.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US68423967A | 1967-11-20 | 1967-11-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES360255A1 true ES360255A1 (en) | 1970-10-16 |
Family
ID=24747261
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES360255A Expired ES360255A1 (en) | 1967-11-20 | 1968-11-14 | A procedure for eliminating a nitrogen oxide impurity of a gaseous mixture. (Machine-translation by Google Translate, not legally binding) |
ES378440A Expired ES378440A1 (en) | 1967-11-20 | 1970-04-10 | An exhaust silencer device. (Machine-translation by Google Translate, not legally binding) |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES378440A Expired ES378440A1 (en) | 1967-11-20 | 1970-04-10 | An exhaust silencer device. (Machine-translation by Google Translate, not legally binding) |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE724202A (en) |
DE (1) | DE1810718C3 (en) |
ES (2) | ES360255A1 (en) |
FR (1) | FR1593279A (en) |
GB (1) | GB1252009A (en) |
NL (1) | NL6816526A (en) |
SE (1) | SE359751B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2938453B1 (en) * | 2008-11-20 | 2010-12-10 | Inst Francais Du Petrole | METHOD FOR REDUCING THE DEGRADATION OF AN ABSORBENT SOLUTION IMPLEMENTED IN A GAS DEACIDIFICATION FACILITY |
CN110127641B (en) * | 2018-02-02 | 2021-02-05 | 中国科学院过程工程研究所 | Method for recovering nitrite from desulfurization and denitrification waste liquid |
-
1968
- 1968-11-06 GB GB1252009D patent/GB1252009A/en not_active Expired
- 1968-11-14 ES ES360255A patent/ES360255A1/en not_active Expired
- 1968-11-19 DE DE19681810718 patent/DE1810718C3/en not_active Expired
- 1968-11-20 NL NL6816526A patent/NL6816526A/xx unknown
- 1968-11-20 BE BE724202D patent/BE724202A/xx unknown
- 1968-11-20 FR FR1593279D patent/FR1593279A/fr not_active Expired
- 1968-11-20 SE SE1580668A patent/SE359751B/xx unknown
-
1970
- 1970-04-10 ES ES378440A patent/ES378440A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1810718C3 (en) | 1979-08-09 |
BE724202A (en) | 1969-05-02 |
FR1593279A (en) | 1970-05-25 |
DE1810718B2 (en) | 1978-12-07 |
ES378440A1 (en) | 1972-06-16 |
SE359751B (en) | 1973-09-10 |
NL6816526A (en) | 1969-05-22 |
DE1810718A1 (en) | 1969-06-04 |
GB1252009A (en) | 1971-11-03 |
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