BE643943A - - Google Patents
Info
- Publication number
- BE643943A BE643943A BE643943DA BE643943A BE 643943 A BE643943 A BE 643943A BE 643943D A BE643943D A BE 643943DA BE 643943 A BE643943 A BE 643943A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/32—Separation; Purification; Stabilisation; Use of additives
- C07C253/34—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR927990A FR1359316A (fr) | 1963-03-14 | 1963-03-14 | Perfectionnements à la fabrication de l'acrylonitrile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE643943A true BE643943A (zh) | 1964-06-15 |
Family
ID=8799240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE643943D BE643943A (zh) | 1963-03-14 | 1964-02-18 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE643943A (zh) |
| DE (1) | DE1468958B2 (zh) |
| FR (1) | FR1359316A (zh) |
| IT (1) | IT716186A (zh) |
| NL (1) | NL6402492A (zh) |
-
0
- IT IT716186D patent/IT716186A/it unknown
-
1963
- 1963-03-14 FR FR927990A patent/FR1359316A/fr not_active Expired
-
1964
- 1964-02-18 BE BE643943D patent/BE643943A/xx unknown
- 1964-03-03 DE DE19641468958 patent/DE1468958B2/de active Granted
- 1964-03-11 NL NL6402492A patent/NL6402492A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1468958C3 (zh) | 1974-08-15 |
| NL6402492A (zh) | 1964-09-15 |
| DE1468958A1 (de) | 1969-01-02 |
| FR1359316A (fr) | 1964-04-24 |
| IT716186A (zh) | |
| DE1468958B2 (de) | 1974-01-24 |