BE485556A - - Google Patents
Info
- Publication number
- BE485556A BE485556A BE485556DA BE485556A BE 485556 A BE485556 A BE 485556A BE 485556D A BE485556D A BE 485556DA BE 485556 A BE485556 A BE 485556A
- Authority
- BE
- Belgium
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
- C07C45/88—Preparation of ketenes or dimeric ketenes from ketones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2907647A GB629211A (en) | 1947-10-31 | 1947-10-31 | Improvements in and relating to the production of ketenes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE485556A true BE485556A (en:Method) |
Family
ID=10285780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE485556D BE485556A (en:Method) | 1947-10-31 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE485556A (en:Method) |
| DE (1) | DE831839C (en:Method) |
| FR (1) | FR974439A (en:Method) |
| GB (1) | GB629211A (en:Method) |
| NL (1) | NL65481C (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1244159B (de) * | 1964-12-05 | 1967-07-13 | Eastman Kodak Co | Verfahren und Vorrichtung zur Herstellung von Ketenen durch Pyrolyse von zu Ketenen spaltbaren Verbindungen |
-
0
- NL NL65481D patent/NL65481C/xx active
- BE BE485556D patent/BE485556A/xx unknown
-
1947
- 1947-10-31 GB GB2907647A patent/GB629211A/en not_active Expired
-
1948
- 1948-10-29 FR FR974439D patent/FR974439A/fr not_active Expired
- 1948-12-31 DE DE1948P0028707 patent/DE831839C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR974439A (fr) | 1951-02-22 |
| DE831839C (de) | 1952-02-18 |
| GB629211A (en) | 1949-09-14 |
| NL65481C (en:Method) |