FR2005035A1 - - Google Patents
Info
- Publication number
- FR2005035A1 FR2005035A1 FR6908931A FR6908931A FR2005035A1 FR 2005035 A1 FR2005035 A1 FR 2005035A1 FR 6908931 A FR6908931 A FR 6908931A FR 6908931 A FR6908931 A FR 6908931A FR 2005035 A1 FR2005035 A1 FR 2005035A1
- 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.)
- Withdrawn
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)
- Polyamides (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Pyrrole Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19681770088 DE1770088C3 (de) | 1968-03-29 | Verfahren zur Gewinnung von Caprolactam aus den durch Behandeln von Polycaprolactam mit Wasser erhaltenen Waschwässern |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2005035A1 true FR2005035A1 (cs) | 1969-12-05 |
Family
ID=5700393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6908931A Withdrawn FR2005035A1 (cs) | 1968-03-29 | 1969-03-26 |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE730682A (cs) |
CH (1) | CH510666A (cs) |
ES (1) | ES365414A1 (cs) |
FR (1) | FR2005035A1 (cs) |
GB (1) | GB1251258A (cs) |
NL (1) | NL6904888A (cs) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7713349A (nl) * | 1977-12-02 | 1979-06-06 | Stamicarbon | Werkwijze voor het winnen van 2-pyrrolidon. |
TW420662B (en) | 1996-02-17 | 2001-02-01 | Du Pont | Recovery of <epsilon>-caprolactam |
BE1011047A3 (nl) | 1997-03-17 | 1999-04-06 | Dsm Nv | Werkwijze voor het zuiveren van caprolactam. |
-
1969
- 1969-03-26 FR FR6908931A patent/FR2005035A1/fr not_active Withdrawn
- 1969-03-27 CH CH486369A patent/CH510666A/de not_active IP Right Cessation
- 1969-03-28 GB GB1251258D patent/GB1251258A/en not_active Expired
- 1969-03-28 BE BE730682D patent/BE730682A/xx unknown
- 1969-03-28 NL NL6904888A patent/NL6904888A/xx unknown
- 1969-03-29 ES ES0365414A patent/ES365414A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1770088A1 (de) | 1971-09-16 |
DE1770088B2 (de) | 1976-05-26 |
ES365414A1 (es) | 1971-01-16 |
BE730682A (cs) | 1969-09-29 |
NL6904888A (cs) | 1969-10-01 |
CH510666A (de) | 1971-07-31 |
GB1251258A (cs) | 1971-10-27 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |