FR1565751A - - Google Patents
Info
- Publication number
- FR1565751A FR1565751A FR1565751DA FR1565751A FR 1565751 A FR1565751 A FR 1565751A FR 1565751D A FR1565751D A FR 1565751DA FR 1565751 A FR1565751 A FR 1565751A
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/16—Separation or purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DED0052893 | 1967-04-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1565751A true FR1565751A (en:Method) | 1969-05-02 |
Family
ID=7054542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1565751D Expired FR1565751A (en:Method) | 1967-04-22 | 1968-04-05 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE713891A (en:Method) |
| FR (1) | FR1565751A (en:Method) |
| LU (1) | LU55528A1 (en:Method) |
| NL (1) | NL6803152A (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW420662B (en) * | 1996-02-17 | 2001-02-01 | Du Pont | Recovery of <epsilon>-caprolactam |
| EP0826665A1 (en) * | 1996-09-02 | 1998-03-04 | Dsm N.V. | Recovery of epsilon-caprolactam from aqueous mixtures |
| KR100446372B1 (ko) * | 1996-10-21 | 2004-09-01 | 이. 아이. 두퐁 드 느무르 앤드 컴퍼니 | 6-아미노카프로아미드와 6-아미노카프로아미드 올리고머에서 ε-카프로락탐의 분리방법 |
-
1968
- 1968-02-21 LU LU55528D patent/LU55528A1/xx unknown
- 1968-03-06 NL NL6803152A patent/NL6803152A/xx unknown
- 1968-04-05 FR FR1565751D patent/FR1565751A/fr not_active Expired
- 1968-04-18 BE BE713891D patent/BE713891A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6803152A (en:Method) | 1968-10-23 |
| BE713891A (en:Method) | 1968-09-16 |
| LU55528A1 (en:Method) | 1968-05-03 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |