JPS4943474A - - Google Patents
Info
- Publication number
- JPS4943474A JPS4943474A JP8684372A JP8684372A JPS4943474A JP S4943474 A JPS4943474 A JP S4943474A JP 8684372 A JP8684372 A JP 8684372A JP 8684372 A JP8684372 A JP 8684372A JP S4943474 A JPS4943474 A JP S4943474A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Landscapes
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8684372A JPS4943474A (sv) | 1972-08-30 | 1972-08-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8684372A JPS4943474A (sv) | 1972-08-30 | 1972-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4943474A true JPS4943474A (sv) | 1974-04-24 |
Family
ID=13898078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8684372A Pending JPS4943474A (sv) | 1972-08-30 | 1972-08-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4943474A (sv) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50137673A (sv) * | 1974-04-19 | 1975-10-31 | ||
| FR2781393A1 (fr) * | 1998-07-22 | 2000-01-28 | Rhone Poulenc Fibres | Procede de regeneration d'un catalyseur d'hydrolyse cyclisante d'un aminonitrile en lactame et utilisation du catalyseur regenere pour la fabrication de lactames |
-
1972
- 1972-08-30 JP JP8684372A patent/JPS4943474A/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50137673A (sv) * | 1974-04-19 | 1975-10-31 | ||
| FR2781393A1 (fr) * | 1998-07-22 | 2000-01-28 | Rhone Poulenc Fibres | Procede de regeneration d'un catalyseur d'hydrolyse cyclisante d'un aminonitrile en lactame et utilisation du catalyseur regenere pour la fabrication de lactames |
| WO2000004994A1 (fr) * | 1998-07-22 | 2000-02-03 | Rhodia Fiber And Resin Intermediates | Procede de regeneration d'un catalyseur d'hydrolyse cyclisante d'un aminonitrile en lactame et ulitisation du catalyseur regenere pour la fabrication de lactames |
| US6677448B1 (en) | 1998-07-22 | 2004-01-13 | Rhodia Fiber & Resin Intermediates | Method for reactivating a catalyst for cyclizing hydrolysis of an aminonitrile into a lactam and use of the regenerated catalyst for making lactams |