NO136541B - - Google Patents
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- Publication number
- NO136541B NO136541B NO742198A NO742198A NO136541B NO 136541 B NO136541 B NO 136541B NO 742198 A NO742198 A NO 742198A NO 742198 A NO742198 A NO 742198A NO 136541 B NO136541 B NO 136541B
- Authority
- NO
- Norway
- Prior art keywords
- gas
- permeable
- layer
- absorption
- walls
- Prior art date
Links
- 238000010521 absorption reaction Methods 0.000 claims description 56
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 43
- 239000007789 gas Substances 0.000 claims description 41
- 239000000463 material Substances 0.000 claims description 32
- 239000003054 catalyst Substances 0.000 claims description 23
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 18
- 239000010970 precious metal Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 11
- 239000012495 reaction gas Substances 0.000 claims description 10
- 229910021529 ammonia Inorganic materials 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 9
- 229910000510 noble metal Inorganic materials 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 5
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 5
- 229910001385 heavy metal Inorganic materials 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 3
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 claims description 2
- 239000011541 reaction mixture Substances 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims 1
- 150000007513 acids Chemical class 0.000 claims 1
- 239000000919 ceramic Substances 0.000 claims 1
- 230000000284 resting effect Effects 0.000 claims 1
- 229910052697 platinum Inorganic materials 0.000 description 18
- 238000002474 experimental method Methods 0.000 description 9
- 230000002745 absorbent Effects 0.000 description 6
- 239000002250 absorbent Substances 0.000 description 6
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 6
- 239000000292 calcium oxide Substances 0.000 description 6
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 4
- 230000002045 lasting effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 241000173697 Euchloe naina Species 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000004579 marble 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
- 238000005192 partition Methods 0.000 description 1
- -1 platinum metals Chemical class 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/24—Nitric oxide (NO)
- C01B21/26—Preparation by catalytic or non-catalytic oxidation of ammonia
- C01B21/267—Means for preventing deterioration or loss of catalyst or for recovering lost catalyst
-
- 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
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/0207—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly horizontal
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Fluid Mechanics (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Gas Separation By Absorption (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732335712 DE2335712B2 (de) | 1973-07-13 | 1973-07-13 | Vorrichtung zur wiedergewinnung von edelmetallen |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO742198L NO742198L (da) | 1975-02-10 |
| NO136541B true NO136541B (da) | 1977-06-13 |
| NO136541C NO136541C (no) | 1977-09-21 |
Family
ID=5886838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO742198A NO136541C (no) | 1973-07-13 | 1974-06-17 | Fremgangsm}te for gjenvinning av edelmetaller og anording for utf¦relse av fremgangsm}ten |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US3954449A (da) |
| BE (1) | BE817630A (da) |
| DD (1) | DD114967A1 (da) |
| DE (1) | DE2335712B2 (da) |
| DK (1) | DK369274A (da) |
| EG (1) | EG11520A (da) |
| ES (1) | ES428210A1 (da) |
| FR (1) | FR2241636B1 (da) |
| GB (1) | GB1481017A (da) |
| HU (1) | HU169978B (da) |
| IT (1) | IT1009127B (da) |
| NL (1) | NL7409382A (da) |
| NO (1) | NO136541C (da) |
| PL (1) | PL91362B1 (da) |
| RO (1) | RO66326A (da) |
| ZA (1) | ZA744191B (da) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4290263A (en) * | 1979-12-12 | 1981-09-22 | General Motors Corporation | Diesel engine exhaust trap particulate distribution and incineration balancing system |
| DE3907747A1 (de) * | 1989-03-10 | 1990-09-13 | Claas Saulgau Gmbh | Stuetzraeder fuer aufnehmer von erntemaschinen |
| US4948398A (en) * | 1989-04-28 | 1990-08-14 | Ceco Filters, Inc. | Multi-candle fiber mist eliminator |
| FR2922124B1 (fr) * | 2007-10-10 | 2010-11-05 | Inst Francais Du Petrole | Reacteur en lit fixe a couches minces pour le traitement chimique de solide catalytique finement divise |
| US8137648B2 (en) * | 2010-10-12 | 2012-03-20 | Ford Global Technologies, Llc | Diesel engine exhaust treatment system and method including a platinum group metal trapping device |
| CN104220156B (zh) | 2012-03-05 | 2017-06-20 | 巴斯夫欧洲公司 | 具有内部过滤器元件的氨氧化反应器 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2226113A (en) * | 1938-08-26 | 1940-12-24 | Hercules Powder Co Ltd | Method for reacting gas mixtures by means of precious metal catalysts |
| US2226149A (en) * | 1939-08-12 | 1940-12-24 | Baker & Co Inc | Method for reacting gas mixtures by means of precious metal catalysts |
| US2920953A (en) * | 1956-07-05 | 1960-01-12 | Chemie Linz Ag | Process and apparatus for recovering platinum and platinum-rhodium alloys from gasescontaining same |
| US3515541A (en) * | 1967-05-03 | 1970-06-02 | Chemie Linz Ag | Process for the recovery of noble metals |
| US3627497A (en) * | 1970-01-12 | 1971-12-14 | Chemical Construction Corp | Apparatus for catalytic ammonia oxidation |
-
1973
- 1973-07-13 DE DE19732335712 patent/DE2335712B2/de not_active Withdrawn
-
1974
- 1974-01-29 IT IT67244/74A patent/IT1009127B/it active
- 1974-06-17 NO NO742198A patent/NO136541C/no unknown
- 1974-06-21 GB GB27776/74A patent/GB1481017A/en not_active Expired
- 1974-06-24 FR FR7421814A patent/FR2241636B1/fr not_active Expired
- 1974-06-28 ZA ZA00744191A patent/ZA744191B/xx unknown
- 1974-07-10 EG EG267/74A patent/EG11520A/xx active
- 1974-07-10 DK DK369274A patent/DK369274A/da unknown
- 1974-07-11 US US05/487,803 patent/US3954449A/en not_active Expired - Lifetime
- 1974-07-11 DD DD179866A patent/DD114967A1/xx unknown
- 1974-07-11 NL NL7409382A patent/NL7409382A/xx unknown
- 1974-07-12 ES ES428210A patent/ES428210A1/es not_active Expired
- 1974-07-12 RO RO7479466A patent/RO66326A/ro unknown
- 1974-07-12 HU HUCE1008A patent/HU169978B/hu unknown
- 1974-07-12 BE BE146541A patent/BE817630A/xx unknown
- 1974-07-13 PL PL1974172704A patent/PL91362B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK369274A (da) | 1975-03-03 |
| NO136541C (no) | 1977-09-21 |
| DE2335712B2 (de) | 1977-09-22 |
| PL91362B1 (da) | 1977-02-28 |
| FR2241636A1 (da) | 1975-03-21 |
| DE2335712A1 (de) | 1975-01-30 |
| DD114967A1 (da) | 1975-09-05 |
| HU169978B (da) | 1977-03-28 |
| BE817630A (fr) | 1975-01-13 |
| IT1009127B (it) | 1976-12-10 |
| RO66326A (ro) | 1980-04-15 |
| EG11520A (en) | 1977-10-31 |
| ZA744191B (en) | 1975-06-25 |
| US3954449A (en) | 1976-05-04 |
| FR2241636B1 (da) | 1978-05-26 |
| NO742198L (da) | 1975-02-10 |
| GB1481017A (en) | 1977-07-27 |
| NL7409382A (nl) | 1975-01-15 |
| ES428210A1 (es) | 1976-07-16 |
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