FR1560939A - - Google Patents
Info
- Publication number
- FR1560939A FR1560939A FR1560939DA FR1560939A FR 1560939 A FR1560939 A FR 1560939A FR 1560939D A FR1560939D A FR 1560939DA FR 1560939 A FR1560939 A FR 1560939A
- 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)
- Other In-Based Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrrole Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF0052259 | 1967-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1560939A true FR1560939A (cs) | 1969-03-21 |
Family
ID=7105317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1560939D Expired FR1560939A (cs) | 1967-04-27 | 1968-04-26 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE714180A (cs) |
| CH (1) | CH491923A (cs) |
| DE (1) | DE1670861A1 (cs) |
| FR (1) | FR1560939A (cs) |
| GB (1) | GB1157416A (cs) |
| NL (1) | NL6805663A (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2455584A1 (fr) * | 1979-05-04 | 1980-11-28 | Snia Viscosa | Procede pour purifier du caprolactame brut contenant des amides et d'autres sous-produits et caprolactame purifie obtenu |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7505130A (nl) * | 1975-05-01 | 1976-11-03 | Stamicarbon | Werkwijze voor de winning van zuiver epsilon- -caprolactam uit een waterige oplossing hiervan. |
| CN106554309A (zh) * | 2015-09-24 | 2017-04-05 | 中国石油化工股份有限公司 | 一种深度脱除苯-己溶液中残余盐类杂质的方法 |
| TW202342429A (zh) | 2022-01-28 | 2023-11-01 | 荷蘭商卡普三世責任有限公司 | 用於回收來自包含尼龍６之漁網的ε-己內醯胺之方法 |
| TW202342428A (zh) | 2022-01-28 | 2023-11-01 | 荷蘭商卡普三世責任有限公司 | 用於回收來自包含聚醯胺６漁網的ε－己內醯胺之方法 |
| TW202342427A (zh) | 2022-01-28 | 2023-11-01 | 荷蘭商卡普三世責任有限公司 | 用於回收來自含尼龍6之多組分材料的ε-己內醯胺之方法 |
| EP4306510A1 (en) | 2022-07-11 | 2024-01-17 | Cap Iii B.V. | Process for the recovery of epsilon-caprolactam from nylon 6-containing multi-component material |
-
1967
- 1967-04-27 DE DE19671670861 patent/DE1670861A1/de active Pending
-
1968
- 1968-03-22 CH CH430468A patent/CH491923A/de not_active IP Right Cessation
- 1968-04-08 GB GB1669368A patent/GB1157416A/en not_active Expired
- 1968-04-22 NL NL6805663A patent/NL6805663A/xx unknown
- 1968-04-25 BE BE714180D patent/BE714180A/xx unknown
- 1968-04-26 FR FR1560939D patent/FR1560939A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2455584A1 (fr) * | 1979-05-04 | 1980-11-28 | Snia Viscosa | Procede pour purifier du caprolactame brut contenant des amides et d'autres sous-produits et caprolactame purifie obtenu |
Also Published As
| Publication number | Publication date |
|---|---|
| BE714180A (cs) | 1968-09-16 |
| CH491923A (de) | 1970-06-15 |
| GB1157416A (en) | 1969-07-09 |
| DE1670861A1 (de) | 1971-03-11 |
| NL6805663A (cs) | 1968-10-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |