SE415530B - Forfarande for reaktivering av anvenda silverkatalysatorer for framstellning av etylenoxid enligt direktoxidationsforfarandet - Google Patents
Forfarande for reaktivering av anvenda silverkatalysatorer for framstellning av etylenoxid enligt direktoxidationsforfarandetInfo
- Publication number
- SE415530B SE415530B SE7604950A SE7604950A SE415530B SE 415530 B SE415530 B SE 415530B SE 7604950 A SE7604950 A SE 7604950A SE 7604950 A SE7604950 A SE 7604950A SE 415530 B SE415530 B SE 415530B
- Authority
- SE
- Sweden
- Prior art keywords
- procedure
- toxidation
- ethylenoxide
- direct
- preparation
- Prior art date
Links
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
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
- B01J38/485—Impregnating or reimpregnating with, or deposition of metal compounds or catalytically active elements
-
- 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
- B01J23/90—Regeneration or reactivation
- B01J23/96—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the noble metals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/02—Synthesis of the oxirane ring
- C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
- C07D301/04—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
- C07D301/08—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase
- C07D301/10—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase with catalysts containing silver or gold
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752519599 DE2519599C2 (de) | 1975-05-02 | 1975-05-02 | Verfahren zum reaktivieren von gebrauchten silber-traegerkatalysatoren |
| DE2611856A DE2611856C2 (de) | 1976-03-20 | 1976-03-20 | Verfahren zur Reaktivierung von gebrauchten Silberkatalysatoren zur Herstellung von Äthylenoxid nach dem Direktoxidationsverfahren |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7604950L SE7604950L (sv) | 1976-11-03 |
| SE415530B true SE415530B (sv) | 1980-10-13 |
Family
ID=25768838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7604950A SE415530B (sv) | 1975-05-02 | 1976-04-29 | Forfarande for reaktivering av anvenda silverkatalysatorer for framstellning av etylenoxid enligt direktoxidationsforfarandet |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US4051068A (es) |
| JP (1) | JPS5235193A (es) |
| AR (1) | AR209650A1 (es) |
| BG (1) | BG28244A3 (es) |
| BR (1) | BR7602685A (es) |
| CA (1) | CA1076546A (es) |
| CS (1) | CS196309B2 (es) |
| DD (1) | DD127022A5 (es) |
| DK (1) | DK194376A (es) |
| ES (1) | ES447348A1 (es) |
| FR (1) | FR2309278A1 (es) |
| GB (1) | GB1545840A (es) |
| IT (1) | IT1059250B (es) |
| LU (1) | LU74871A1 (es) |
| NL (1) | NL179553C (es) |
| NO (1) | NO761498L (es) |
| PL (1) | PL103021B1 (es) |
| PT (1) | PT65063B (es) |
| RO (1) | RO68994A (es) |
| SE (1) | SE415530B (es) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2636680C3 (de) * | 1976-08-14 | 1979-04-05 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Verbesserung der Wirksamkeit von Silber-Trägerkatalysatoren |
| DE2649359C3 (de) * | 1976-10-29 | 1979-07-26 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Verbesserung der Wirksamkeit von gebrauchten Silber-Trägerkatalysatoren |
| DE2740480B2 (de) * | 1977-09-08 | 1979-07-05 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Verbesserung der Wirksamkeit von Silber-Trägerkatalysatoren |
| DE3229541A1 (de) * | 1982-08-07 | 1984-02-09 | Hoechst Ag, 6230 Frankfurt | Verfahren zur verbesserung der wirksamkeit von gebrauchten silber-traegerkatalysatoren |
| JPS6110570A (ja) * | 1984-06-25 | 1986-01-18 | Mitsui Toatsu Chem Inc | エチレンオキシドの製造方法 |
| AU586048B2 (en) * | 1985-11-12 | 1989-06-29 | Nippon Shokubai Kagaku Kogyo Co. Ltd. | Silver catalyst for production of ethylene oxide and method for manufacture thereof |
| JPH064400U (ja) * | 1991-09-04 | 1994-01-21 | 株式会社鶴見製作所 | 真空吸引装置の吸揚管路 |
| BRPI0920425A2 (pt) * | 2008-10-08 | 2015-08-04 | Basf Se | Processo continuo para produzir um óxido de alquileno. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2615899A (en) * | 1949-06-23 | 1952-10-28 | Du Pont | Catalyst and process for ethylene oxide manufacture |
| US2687380A (en) * | 1950-05-01 | 1954-08-24 | Chempatents Inc | Regeneration of a silver catalyst useful in the preparation of ethylene oxide |
| BE779699R (nl) * | 1971-03-01 | 1972-08-23 | Shell Int Research | Werkwijze voor het activeren van |
| US4012425A (en) * | 1972-01-07 | 1977-03-15 | Shell Oil Company | Ethylene oxide process |
| US3899445A (en) * | 1972-06-01 | 1975-08-12 | Toray Industries | Catalyst for oxidation of ethylene to ethylene oxide |
-
1976
- 1976-04-26 ES ES447348A patent/ES447348A1/es not_active Expired
- 1976-04-27 NL NLAANVRAGE7604472,A patent/NL179553C/xx not_active IP Right Cessation
- 1976-04-27 US US05/680,778 patent/US4051068A/en not_active Expired - Lifetime
- 1976-04-28 BG BG7633057A patent/BG28244A3/xx unknown
- 1976-04-29 SE SE7604950A patent/SE415530B/xx not_active IP Right Cessation
- 1976-04-29 CS CS762838A patent/CS196309B2/cs unknown
- 1976-04-30 GB GB17714/76A patent/GB1545840A/en not_active Expired
- 1976-04-30 DK DK194376A patent/DK194376A/da not_active Application Discontinuation
- 1976-04-30 LU LU74871A patent/LU74871A1/xx unknown
- 1976-04-30 PT PT65063A patent/PT65063B/pt unknown
- 1976-04-30 IT IT22883/76A patent/IT1059250B/it active
- 1976-04-30 DD DD192626A patent/DD127022A5/xx not_active IP Right Cessation
- 1976-04-30 CA CA251,591A patent/CA1076546A/en not_active Expired
- 1976-04-30 RO RO7685957A patent/RO68994A/ro unknown
- 1976-04-30 PL PL1976189199A patent/PL103021B1/pl unknown
- 1976-04-30 NO NO761498A patent/NO761498L/no unknown
- 1976-04-30 AR AR263167A patent/AR209650A1/es active
- 1976-04-30 BR BR2685/76A patent/BR7602685A/pt unknown
- 1976-05-01 JP JP51049415A patent/JPS5235193A/ja active Granted
- 1976-05-03 FR FR7613114A patent/FR2309278A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE7604950L (sv) | 1976-11-03 |
| FR2309278B1 (es) | 1979-07-13 |
| NL179553B (nl) | 1986-05-01 |
| ES447348A1 (es) | 1977-07-01 |
| NO761498L (es) | 1976-11-03 |
| JPS5235193A (en) | 1977-03-17 |
| IT1059250B (it) | 1982-05-31 |
| US4051068A (en) | 1977-09-27 |
| BG28244A3 (en) | 1980-03-25 |
| AU1351876A (en) | 1977-11-03 |
| PT65063A (de) | 1976-05-01 |
| CS196309B2 (en) | 1980-03-31 |
| CA1076546A (en) | 1980-04-29 |
| FR2309278A1 (fr) | 1976-11-26 |
| BR7602685A (pt) | 1976-11-09 |
| PT65063B (de) | 1978-01-03 |
| DK194376A (da) | 1976-11-03 |
| DD127022A5 (es) | 1977-08-31 |
| JPS5647817B2 (es) | 1981-11-12 |
| GB1545840A (en) | 1979-05-16 |
| AR209650A1 (es) | 1977-05-13 |
| NL179553C (nl) | 1986-10-01 |
| PL103021B1 (pl) | 1979-05-31 |
| RO68994A (ro) | 1982-05-10 |
| LU74871A1 (es) | 1977-02-08 |
| NL7604472A (nl) | 1976-11-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 7604950-1 Effective date: 19941110 Format of ref document f/p: F |