FR2213267B1 - - Google Patents
Info
- Publication number
- FR2213267B1 FR2213267B1 FR7327384A FR7327384A FR2213267B1 FR 2213267 B1 FR2213267 B1 FR 2213267B1 FR 7327384 A FR7327384 A FR 7327384A FR 7327384 A FR7327384 A FR 7327384A FR 2213267 B1 FR2213267 B1 FR 2213267B1
- 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
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2237904A DE2237904C3 (de) | 1972-08-02 | 1972-08-02 | Verfahren zur Herstellung von reinem 1-Nitroanthrachinon |
| DE2253276A DE2253276C2 (de) | 1972-10-31 | 1972-10-31 | Verfahren zur Herstellung von reinem 1-Nitroanthrachinon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2213267A1 FR2213267A1 (en) | 1974-08-02 |
| FR2213267B1 true FR2213267B1 (enExample) | 1977-09-23 |
Family
ID=25763645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7327384A Granted FR2213267A1 (en) | 1972-08-02 | 1973-07-26 | Pure 1-nitro anthraquinone from mixts with dinitro anthraquinones - by selectively solubilising them in organic solvents with catalyst and base |
Country Status (5)
| Country | Link |
|---|---|
| DD (1) | DD108738A5 (enExample) |
| FR (1) | FR2213267A1 (enExample) |
| IT (1) | IT990108B (enExample) |
| PL (1) | PL89446B1 (enExample) |
| SU (1) | SU544365A3 (enExample) |
-
1973
- 1973-07-26 FR FR7327384A patent/FR2213267A1/fr active Granted
- 1973-07-31 SU SU1955920A patent/SU544365A3/ru active
- 1973-07-31 PL PL16442073A patent/PL89446B1/pl unknown
- 1973-08-01 IT IT5177573A patent/IT990108B/it active
- 1973-08-01 DD DD17266173A patent/DD108738A5/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT990108B (it) | 1975-06-20 |
| FR2213267A1 (en) | 1974-08-02 |
| SU544365A3 (ru) | 1977-01-25 |
| PL89446B1 (enExample) | 1976-11-30 |
| DD108738A5 (enExample) | 1974-10-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |