DE2315809A1 - Katalysator und verfahren zum oxidieren von ammoniak - Google Patents
Katalysator und verfahren zum oxidieren von ammoniakInfo
- Publication number
- DE2315809A1 DE2315809A1 DE19732315809 DE2315809A DE2315809A1 DE 2315809 A1 DE2315809 A1 DE 2315809A1 DE 19732315809 DE19732315809 DE 19732315809 DE 2315809 A DE2315809 A DE 2315809A DE 2315809 A1 DE2315809 A1 DE 2315809A1
- Authority
- DE
- Germany
- Prior art keywords
- ammonia
- catalyst
- platinum
- alloy
- gold
- 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.)
- Ceased
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims description 81
- 229910021529 ammonia Inorganic materials 0.000 title claims description 40
- 239000003054 catalyst Substances 0.000 title claims description 34
- 230000001590 oxidative effect Effects 0.000 title claims description 11
- 238000000034 method Methods 0.000 title claims description 7
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 45
- 239000000956 alloy Substances 0.000 claims description 31
- 229910045601 alloy Inorganic materials 0.000 claims description 31
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 30
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 28
- 229910052697 platinum Inorganic materials 0.000 claims description 23
- 229910052737 gold Inorganic materials 0.000 claims description 19
- 239000010931 gold Substances 0.000 claims description 19
- 239000007789 gas Substances 0.000 claims description 17
- 229910052763 palladium Inorganic materials 0.000 claims description 15
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 14
- 230000003647 oxidation Effects 0.000 claims description 14
- 238000007254 oxidation reaction Methods 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 description 14
- 229910052703 rhodium Inorganic materials 0.000 description 7
- 239000010948 rhodium Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 5
- 230000003197 catalytic effect Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910001020 Au alloy Inorganic materials 0.000 description 1
- 244000228957 Ferula foetida Species 0.000 description 1
- 239000012494 Quartz wool Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000538 analytical sample Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003353 gold alloy Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/48—Silver or gold
- B01J23/52—Gold
-
- 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
- C01B21/265—Preparation by catalytic or non-catalytic oxidation of ammonia characterised by the catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23965272A | 1972-03-30 | 1972-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2315809A1 true DE2315809A1 (de) | 1973-10-11 |
Family
ID=22903123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732315809 Ceased DE2315809A1 (de) | 1972-03-30 | 1973-03-29 | Katalysator und verfahren zum oxidieren von ammoniak |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5610090B2 (enExample) |
| CA (1) | CA992724A (enExample) |
| DE (1) | DE2315809A1 (enExample) |
| FR (1) | FR2178125B1 (enExample) |
| GB (1) | GB1425234A (enExample) |
| IT (1) | IT982920B (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2445173A1 (fr) * | 1978-12-27 | 1980-07-25 | Inst Nawozow Sztucznych | Charge stratifiee de catalyseur a base de metaux precieux pour l'oxydation de l'ammoniac, conduisant a la formation d'oxyde d'azote |
| GB2064975B (en) * | 1979-10-18 | 1984-03-14 | Johnson Matthey Co Ltd | Fibrous catalytic materials |
| GB2069366B (en) * | 1979-12-18 | 1984-06-06 | Johnson Matthey Co Ltd | Metal or alloy catalysts or catalyst supports |
| GB2154994B (en) * | 1984-03-01 | 1987-10-07 | Air Prod & Chem | Process for manufacturing nitric acid from ammounin and oxygen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2063299A5 (enExample) * | 1969-09-11 | 1971-07-09 | Miniovich Mark |
-
1973
- 1973-03-28 CA CA167,412A patent/CA992724A/en not_active Expired
- 1973-03-28 IT IT4908973A patent/IT982920B/it active
- 1973-03-28 FR FR7311176A patent/FR2178125B1/fr not_active Expired
- 1973-03-28 JP JP3558173A patent/JPS5610090B2/ja not_active Expired
- 1973-03-29 GB GB1528573A patent/GB1425234A/en not_active Expired
- 1973-03-29 DE DE19732315809 patent/DE2315809A1/de not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5610090B2 (enExample) | 1981-03-05 |
| JPS4913092A (enExample) | 1974-02-05 |
| FR2178125B1 (enExample) | 1977-02-04 |
| FR2178125A1 (enExample) | 1973-11-09 |
| CA992724A (en) | 1976-07-13 |
| IT982920B (it) | 1974-10-21 |
| GB1425234A (en) | 1976-02-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0111133B1 (de) | Kontinuierliches Verfahren zur Herstellung von Wasserstoffperoxid nach dem Anthrachinonverfahren | |
| DE2520444C3 (de) | Vorrichtung zur kontinuierlichen Messung der Wasserstoffkonzentration in Argongas | |
| DE1292147B (de) | Verfahren zur Verminderung des Gehalts an Kohlenmonoxyd, unverbrannten Kohlenwasserstoffen und Stickoxyden in den Abgasen von Verbrennungskraftmaschinen | |
| DE1088938B (de) | Verfahren zur Entfernung von Stickstoffoxyden aus Abgasen, die bei der Herstellung von Salpetersaeure durch Oxydation von Ammoniak anfallen | |
| DE2512410C3 (de) | Verfahren zur Entfernung von Stickoxiden und Anlage zur Durchführung des Verfahrens | |
| DE68906223T2 (de) | Methode zur reduktion von stickoxid. | |
| DE2335403A1 (de) | Sensor und verfahren zur ueberwachung des gehaltes an stickoxiden in abgasen, insbesondere in kfz.-abgasen | |
| DE4427665A1 (de) | Katalysator für die Methandampfreformierung und/oder Methanoxidation | |
| DE3782374T2 (de) | Verfahren und vorrichtung zur verminderung des gehaltes an stickstoffoxiden in abgasen der absorptionssaeule zur herstellung von salpetersaeure. | |
| EP0137548B1 (de) | Verfahren zum Vermischen einer fein zerteilten Flüssigkeit mit einem Gas und Erzeugen einer explosiven Mischung | |
| DE10144891A1 (de) | Alternatives Reaktorkonzept zur Blausäureherstellung | |
| DE102010028211B4 (de) | Verfahren und Vorrichtung zur Detektion von Wasserstoff | |
| DE2101188A1 (de) | Verfahren zur Oxydation von Ammoniak | |
| DE1567890C3 (de) | Kontinuierliches Verfahren zur Um Wandlung von Stickstoffoxiden in einem Abgas strom | |
| DE2855102A1 (de) | Edelmetallkatalysatoeinsatz zur oxydation von ammoniak zu stickstoffmonoxid | |
| DE69501748T2 (de) | Entfernung von Ammoniak aus einer ammoniakhaltigen Gasmischung | |
| DE2024026C3 (de) | Verfahren und Vorrichtung zur Kontrolle der durch Reduktion erfolgenden Herstellung von Hydrier/Dehydrier-Metallkatalysatoren beziehungsweise der Aktivierung derselben mit Wasserstoff sowie von in der Gasphase mit Metalle enthaltenden Katalysatoren ablaufenden Hydrier/Dehydrier-Verfahren | |
| DE2255732A1 (de) | Katalytisches verfahren zum reinigen von schaedlichen gasen, die oxide des stickstoffs und freien sauerstoff enthalten | |
| DE1226559B (de) | Kontinuierliches Verfahren zur Herstellung von Peressigsaeureloesungen | |
| DE440607C (de) | Verfahren und Vorrichtung zur synthetischen Herstellung von Ammoniak | |
| DE350493C (de) | Verfahren zur Darstellung von Acetaldehyd oder Essigsaeure aus Acetylen | |
| DE2242588C3 (de) | Verfahren zur Entfernung von Stickoxyd, Kohlenmonoxyd und Kohlenwasserstoffen aus Abgasen | |
| DE1643219C3 (de) | Verfahren zur Disproportionierung von Kolophonium, Terpentinöl und Tallöl | |
| AT33436B (de) | Vorrichtung zur Darstellung von Stickstoff-Sauerstoffverbindungen aus Ammoniak und Luft. | |
| DE1947994C (de) | Verfahren zur Herstellung eines aromatischen Aldehyds durch Dampfphasenoxydation eines Alkylbenzole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8127 | New person/name/address of the applicant |
Owner name: ENGELHARD CORP., 08830 ISELIN, N.J., US |
|
| 8128 | New person/name/address of the agent |
Representative=s name: ABITZ, W., DIPL.-ING.DR.-ING. MORF, D., DR. GRITSC |
|
| 8131 | Rejection |