NL7400240A - - Google Patents
Info
- Publication number
- NL7400240A NL7400240A NL7400240A NL7400240A NL7400240A NL 7400240 A NL7400240 A NL 7400240A NL 7400240 A NL7400240 A NL 7400240A NL 7400240 A NL7400240 A NL 7400240A NL 7400240 A NL7400240 A NL 7400240A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/87—Preparation of ketenes or dimeric ketenes
- C07C45/90—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732301655 DE2301655C2 (en) | 1973-01-13 | 1973-01-13 | Method of compacting ketene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7400240A true NL7400240A (en) | 1974-07-16 |
Family
ID=5868950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7400240A NL7400240A (en) | 1973-01-13 | 1974-01-08 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS4995915A (en) |
| BE (1) | BE809710A (en) |
| DE (1) | DE2301655C2 (en) |
| FR (1) | FR2324605A1 (en) |
| GB (1) | GB1408124A (en) |
| IT (1) | IT1006886B (en) |
| NL (1) | NL7400240A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR930007731B1 (en) * | 1991-06-18 | 1993-08-18 | 한국과학기술연구원 | Preparation of preparing for diketene |
| GB0416385D0 (en) | 2004-07-22 | 2004-08-25 | Boc Group Plc | Gas abatement |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE537237A (en) * | 1954-04-09 | 1959-03-27 | Hoffmann La Roche | PROCESS FOR THE PREPARATION OF A DICETENE. |
-
1973
- 1973-01-13 DE DE19732301655 patent/DE2301655C2/en not_active Expired
-
1974
- 1974-01-08 NL NL7400240A patent/NL7400240A/xx not_active Application Discontinuation
- 1974-01-10 GB GB118074A patent/GB1408124A/en not_active Expired
- 1974-01-11 IT IT1933874A patent/IT1006886B/en active
- 1974-01-11 JP JP612074A patent/JPS4995915A/ja active Pending
- 1974-01-14 BE BE139778A patent/BE809710A/en not_active IP Right Cessation
- 1974-01-14 FR FR7401128A patent/FR2324605A1/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2301655C2 (en) | 1982-02-04 |
| FR2324605A1 (en) | 1977-04-15 |
| IT1006886B (en) | 1976-10-20 |
| BE809710A (en) | 1974-07-15 |
| JPS4995915A (en) | 1974-09-11 |
| GB1408124A (en) | 1975-10-01 |
| FR2324605B1 (en) | 1978-02-10 |
| DE2301655A1 (en) | 1974-07-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| BV | The patent application has lapsed |