GB2296491A - Purification of atmospheres polluted by NO - Google Patents
Purification of atmospheres polluted by NO Download PDFInfo
- Publication number
- GB2296491A GB2296491A GB9526647A GB9526647A GB2296491A GB 2296491 A GB2296491 A GB 2296491A GB 9526647 A GB9526647 A GB 9526647A GB 9526647 A GB9526647 A GB 9526647A GB 2296491 A GB2296491 A GB 2296491A
- Authority
- GB
- United Kingdom
- Prior art keywords
- process according
- cation
- zeolite
- concentration
- adsorbent
- 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.)
- Withdrawn
Links
- 238000000746 purification Methods 0.000 title claims description 5
- 239000003463 adsorbent Substances 0.000 claims description 34
- 239000010457 zeolite Substances 0.000 claims description 32
- 229910021536 Zeolite Inorganic materials 0.000 claims description 25
- 150000001768 cations Chemical class 0.000 claims description 25
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 22
- 238000001179 sorption measurement Methods 0.000 claims description 13
- 230000008929 regeneration Effects 0.000 claims description 7
- 238000011069 regeneration method Methods 0.000 claims description 7
- 150000001457 metallic cations Chemical class 0.000 claims description 6
- 229910052680 mordenite Inorganic materials 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 240000005979 Hordeum vulgare Species 0.000 claims description 2
- 235000007340 Hordeum vulgare Nutrition 0.000 claims description 2
- 238000000855 fermentation Methods 0.000 claims description 2
- 230000004151 fermentation Effects 0.000 claims description 2
- 230000001172 regenerating effect Effects 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 35
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 17
- 239000011651 chromium Substances 0.000 description 12
- 239000010949 copper Substances 0.000 description 11
- 238000012360 testing method Methods 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 229910052804 chromium Inorganic materials 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 4
- 238000010348 incorporation Methods 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- 230000000274 adsorptive effect Effects 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- -1 nitrosamines Chemical compound 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- ODUCDPQEXGNKDN-UHFFFAOYSA-N Nitrogen oxide(NO) Natural products O=N ODUCDPQEXGNKDN-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 238000001033 granulometry Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 150000004005 nitrosamines Chemical class 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
- B01J20/18—Synthetic zeolitic molecular sieves
- B01J20/186—Chemical treatments in view of modifying the properties of the sieve, e.g. increasing the stability or the activity, also decreasing the activity
-
- 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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treating Waste Gases (AREA)
- Separation Of Gases By Adsorption (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9415833A FR2728806A1 (fr) | 1994-12-29 | 1994-12-29 | Adsorbants utilisables dans les procedes d'epuration d'atmospheres polluees par un oxyde d'azote |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB9526647D0 GB9526647D0 (en) | 1996-02-28 |
| GB2296491A true GB2296491A (en) | 1996-07-03 |
Family
ID=9470386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9526647A Withdrawn GB2296491A (en) | 1994-12-29 | 1995-12-29 | Purification of atmospheres polluted by NO |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE1010539A3 (enrdf_load_stackoverflow) |
| DE (1) | DE19549114A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2728806A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2296491A (enrdf_load_stackoverflow) |
| IT (1) | IT1278533B1 (enrdf_load_stackoverflow) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1074129A (en) * | 1962-12-03 | 1967-06-28 | Union Carbide Corp | Chemical reaction catalyst and preparation theereof |
| GB1227816A (enrdf_load_stackoverflow) * | 1961-10-05 | 1971-04-07 | ||
| US4153429A (en) * | 1975-05-21 | 1979-05-08 | Union Carbide Corporation | Selective adsorption of NOx from gas streams |
| GB2238489A (en) * | 1988-05-30 | 1991-06-05 | Hitachi Shipbuilding Eng Co | Adsorption method and apparatus |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1512263A (fr) * | 1967-02-17 | 1968-02-02 | Wolfen Filmfab Veb | Procédé pour éliminer l'oxyde de carbone des gaz |
| DE3226840A1 (de) * | 1982-07-17 | 1984-02-16 | Kernforschungsanlage Jülich GmbH, 5170 Jülich | Verfahren zur abtrennung und rezyklierung von no(pfeil abwaerts)x(pfeil abwaerts)-gasanteilen durch ad- und desorption an molsieb |
| DE3805734A1 (de) * | 1988-02-24 | 1989-08-31 | Bosch Gmbh Robert | Verwendung von zeolithen als spezifische adsorbentien fuer no(pfeil abwaerts)x(pfeil abwaerts) und co |
| JPH02251247A (ja) * | 1989-03-24 | 1990-10-09 | Masakazu Iwamoto | 窒素酸化物の分解触媒 |
| JP3153821B2 (ja) * | 1991-09-20 | 2001-04-09 | 正和 岩本 | 窒素酸化物のｐｔｓａ用又はｔｓａ用吸着剤 |
| JPH0647246A (ja) * | 1992-07-31 | 1994-02-22 | Takuma Sogo Kenkyusho:Kk | 吸着式空気清浄機とそれに用いる吸着剤 |
-
1994
- 1994-12-29 FR FR9415833A patent/FR2728806A1/fr active Granted
-
1995
- 1995-12-14 IT IT95MI002634A patent/IT1278533B1/it active IP Right Grant
- 1995-12-29 BE BE9501081A patent/BE1010539A3/fr not_active IP Right Cessation
- 1995-12-29 GB GB9526647A patent/GB2296491A/en not_active Withdrawn
- 1995-12-29 DE DE19549114A patent/DE19549114A1/de not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1227816A (enrdf_load_stackoverflow) * | 1961-10-05 | 1971-04-07 | ||
| GB1074129A (en) * | 1962-12-03 | 1967-06-28 | Union Carbide Corp | Chemical reaction catalyst and preparation theereof |
| US4153429A (en) * | 1975-05-21 | 1979-05-08 | Union Carbide Corporation | Selective adsorption of NOx from gas streams |
| GB2238489A (en) * | 1988-05-30 | 1991-06-05 | Hitachi Shipbuilding Eng Co | Adsorption method and apparatus |
Non-Patent Citations (1)
| Title |
|---|
| KIRK-OTHMER; ENCYCLOPEDIA OF CHEMICAL TECHNOLOGY; 3rd ED. VOL.15; P647 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE19549114A1 (de) | 1996-07-04 |
| BE1010539A3 (fr) | 1998-10-06 |
| ITMI952634A1 (it) | 1997-06-14 |
| FR2728806B1 (enrdf_load_stackoverflow) | 1997-02-14 |
| ITMI952634A0 (enrdf_load_stackoverflow) | 1995-12-14 |
| IT1278533B1 (it) | 1997-11-24 |
| GB9526647D0 (en) | 1996-02-28 |
| FR2728806A1 (fr) | 1996-07-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |