BE648076A - - Google Patents
Info
- Publication number
- BE648076A BE648076A BE648076DA BE648076A BE 648076 A BE648076 A BE 648076A BE 648076D A BE648076D A BE 648076DA BE 648076 A BE648076 A BE 648076A
- Authority
- BE
- Belgium
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH712163A CH426834A (de) | 1963-06-06 | 1963-06-06 | Verfahren zur Trennung von w-Dodecalactam/Cyclo-dodecancarbonsäure/Schwefelsäure-Gemischen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE648076A true BE648076A (de) | 1964-09-16 |
Family
ID=4320286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE648076D BE648076A (de) | 1963-06-06 | 1964-05-19 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3350392A (de) |
| AT (1) | AT250321B (de) |
| BE (1) | BE648076A (de) |
| CH (1) | CH426834A (de) |
| ES (1) | ES300648A1 (de) |
| GB (1) | GB1001547A (de) |
| NL (1) | NL6406383A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2782919B2 (ja) * | 1990-06-12 | 1998-08-06 | 宇部興産株式会社 | ラクタム含有有機溶液の精製方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3200112A (en) * | 1965-08-10 | Process for the preparation of caprolactam |
-
1963
- 1963-06-06 CH CH712163A patent/CH426834A/de unknown
-
1964
- 1964-04-27 AT AT368564A patent/AT250321B/de active
- 1964-05-19 BE BE648076D patent/BE648076A/xx unknown
- 1964-06-04 GB GB23216/64A patent/GB1001547A/en not_active Expired
- 1964-06-05 ES ES300648A patent/ES300648A1/es not_active Expired
- 1964-06-05 NL NL6406383A patent/NL6406383A/xx unknown
- 1964-06-08 US US373579A patent/US3350392A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3350392A (en) | 1967-10-31 |
| ES300648A1 (es) | 1964-09-16 |
| NL6406383A (de) | 1964-12-07 |
| CH426834A (de) | 1966-12-31 |
| GB1001547A (en) | 1965-08-18 |
| AT250321B (de) | 1966-11-10 |