FR2173031A1 - - Google Patents
Info
- Publication number
- FR2173031A1 FR2173031A1 FR7305737A FR7305737A FR2173031A1 FR 2173031 A1 FR2173031 A1 FR 2173031A1 FR 7305737 A FR7305737 A FR 7305737A FR 7305737 A FR7305737 A FR 7305737A FR 2173031 A1 FR2173031 A1 FR 2173031A1
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/20—Preparation of carboxylic acid nitriles by dehydration of carboxylic acid amides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2208923A DE2208923A1 (de) | 1972-02-25 | 1972-02-25 | Verfahren zur herstellung von perfluorcarbonsaeurenitrilen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2173031A1 true FR2173031A1 (en, 2012) | 1973-10-05 |
| FR2173031B3 FR2173031B3 (en, 2012) | 1976-02-13 |
Family
ID=5837068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7305737A Expired FR2173031B3 (en, 2012) | 1972-02-25 | 1973-02-19 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3847964A (en, 2012) |
| BE (1) | BE795726A (en, 2012) |
| CA (1) | CA981284A (en, 2012) |
| CH (1) | CH572024A5 (en, 2012) |
| DE (1) | DE2208923A1 (en, 2012) |
| FR (1) | FR2173031B3 (en, 2012) |
| GB (1) | GB1411180A (en, 2012) |
| IT (1) | IT979082B (en, 2012) |
| NL (1) | NL7302431A (en, 2012) |
-
0
- BE BE795726D patent/BE795726A/xx unknown
-
1972
- 1972-02-25 DE DE2208923A patent/DE2208923A1/de active Pending
-
1973
- 1973-02-13 IT IT20355/73A patent/IT979082B/it active
- 1973-02-19 FR FR7305737A patent/FR2173031B3/fr not_active Expired
- 1973-02-20 CH CH240473A patent/CH572024A5/xx not_active IP Right Cessation
- 1973-02-21 NL NL7302431A patent/NL7302431A/xx unknown
- 1973-02-23 CA CA164,605A patent/CA981284A/en not_active Expired
- 1973-02-23 GB GB894073A patent/GB1411180A/en not_active Expired
- 1973-02-26 US US00335818A patent/US3847964A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2208923A1 (de) | 1973-09-06 |
| CA981284A (en) | 1976-01-06 |
| NL7302431A (en, 2012) | 1973-08-28 |
| FR2173031B3 (en, 2012) | 1976-02-13 |
| GB1411180A (en) | 1975-10-22 |
| CH572024A5 (en, 2012) | 1976-01-30 |
| BE795726A (fr) | 1973-08-21 |
| US3847964A (en) | 1974-11-12 |
| IT979082B (it) | 1974-09-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |