DD123746A5 - - Google Patents
Info
- Publication number
- DD123746A5 DD123746A5 DD190775A DD19077575A DD123746A5 DD 123746 A5 DD123746 A5 DD 123746A5 DD 190775 A DD190775 A DD 190775A DD 19077575 A DD19077575 A DD 19077575A DD 123746 A5 DD123746 A5 DD 123746A5
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D315/00—Heterocyclic compounds containing rings having one oxygen atom as the only ring hetero atom according to more than one of groups C07D303/00 - C07D313/00
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
- B01J23/8913—Cobalt and noble metals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Furan Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2501310A DE2501310C3 (de) | 1975-01-15 | 1975-01-15 | Kontinuierliches Verfahren zur Herstellung von y-Butyrolacton durch katalytische Hydrierung von Maleinsäureanhydrid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD123746A5 true DD123746A5 (xx) | 1977-01-12 |
Family
ID=5936440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD190775A DD123746A5 (xx) | 1975-01-15 | 1975-01-12 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4025534A (xx) |
| JP (1) | JPS5195057A (xx) |
| BE (1) | BE837497A (xx) |
| CA (1) | CA1060461A (xx) |
| DD (1) | DD123746A5 (xx) |
| DE (1) | DE2501310C3 (xx) |
| FR (1) | FR2297851A1 (xx) |
| GB (1) | GB1475486A (xx) |
| IT (1) | IT1054738B (xx) |
| NL (1) | NL7515257A (xx) |
| SU (1) | SU685152A3 (xx) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2642533C2 (de) * | 1976-09-22 | 1985-08-22 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von gamma- Butyrolacton aus Maleinsäureanhydrid |
| EP0184055A1 (de) * | 1984-12-04 | 1986-06-11 | Hüls Aktiengesellschaft | Verfahren zur Herstellung von gamma -Butyrolacton durch katalytische Hydrierung von Maleinsäure-, Fumarsäure- und/oder Bernsteinsäureester |
| US4810807A (en) * | 1987-10-13 | 1989-03-07 | The Standard Oil Company | Hydrogenation of maleic anhydride to tetrahydrofuran |
| US5086030A (en) * | 1989-08-03 | 1992-02-04 | Phillips Petroleum Company | Gamma-butyrolactone production catalyst |
| US4968818A (en) * | 1989-08-03 | 1990-11-06 | Phillips Petroleum Company | Gamma-butyrolactone production process and catalyst therefor |
| DE19530993A1 (de) * | 1995-08-23 | 1997-02-27 | Basf Ag | Verfahren zur Herstellung von ungesättigten cyclischen Ethern |
| CN102311332B (zh) * | 2010-07-07 | 2013-11-20 | 中国石油化工股份有限公司 | 一种生产丁二酸的方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3948805A (en) * | 1973-08-03 | 1976-04-06 | Deutsche Texaco Aktiengesellschaft | Catalysts for converting maleic anhydride to alpha-butyrolactone |
-
1975
- 1975-01-12 DD DD190775A patent/DD123746A5/xx unknown
- 1975-01-15 DE DE2501310A patent/DE2501310C3/de not_active Expired
- 1975-12-31 NL NL7515257A patent/NL7515257A/xx not_active Application Discontinuation
-
1976
- 1976-01-08 SU SU762310608A patent/SU685152A3/ru active
- 1976-01-09 IT IT19102/76A patent/IT1054738B/it active
- 1976-01-12 GB GB103476A patent/GB1475486A/en not_active Expired
- 1976-01-12 US US05/648,332 patent/US4025534A/en not_active Expired - Lifetime
- 1976-01-12 BE BE163459A patent/BE837497A/xx not_active IP Right Cessation
- 1976-01-14 JP JP51003732A patent/JPS5195057A/ja active Pending
- 1976-01-14 FR FR7600857A patent/FR2297851A1/fr active Granted
- 1976-01-14 CA CA243,510A patent/CA1060461A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE837497A (fr) | 1976-07-12 |
| SU685152A3 (ru) | 1979-09-05 |
| JPS5195057A (xx) | 1976-08-20 |
| DE2501310C3 (de) | 1978-12-21 |
| DE2501310B2 (de) | 1978-05-18 |
| FR2297851B1 (xx) | 1979-05-25 |
| CA1060461A (en) | 1979-08-14 |
| NL7515257A (nl) | 1976-07-19 |
| FR2297851A1 (fr) | 1976-08-13 |
| DE2501310A1 (de) | 1976-07-22 |
| US4025534A (en) | 1977-05-24 |
| GB1475486A (en) | 1977-06-01 |
| IT1054738B (it) | 1981-11-30 |