FR2256914A1 - - Google Patents
Info
- Publication number
- FR2256914A1 FR2256914A1 FR7500199A FR7500199A FR2256914A1 FR 2256914 A1 FR2256914 A1 FR 2256914A1 FR 7500199 A FR7500199 A FR 7500199A FR 7500199 A FR7500199 A FR 7500199A FR 2256914 A1 FR2256914 A1 FR 2256914A1
- 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.)
- Withdrawn
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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB66874A GB1431511A (en) | 1974-01-07 | 1974-01-07 | Purification of acrylonitrile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2256914A1 true FR2256914A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-08-01 |
Family
ID=9708432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7500199A Withdrawn FR2256914A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-01-07 | 1975-01-06 |
Country Status (3)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5606094A (en) * | 1995-01-10 | 1997-02-25 | Baker Hughes Incorporated | Acrolein scavengers |
| US6331264B1 (en) | 1999-03-31 | 2001-12-18 | E. I. Du Pont De Nemours And Company | Low emission polymer compositions |
| US6277289B1 (en) | 1999-07-01 | 2001-08-21 | E. I. Du Pont De Nemours And Company | Treatment of aqueous aldehyde waste streams |
| WO2004063145A1 (en) * | 2003-01-03 | 2004-07-29 | The Standard Oil Company | Process for recovering acrylonitrile or methacrylonitrile |
-
1974
- 1974-01-07 GB GB66874A patent/GB1431511A/en not_active Expired
- 1974-12-30 CA CA217,057A patent/CA1019346A/en not_active Expired
-
1975
- 1975-01-06 FR FR7500199A patent/FR2256914A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB1431511A (en) | 1976-04-07 |
| CA1019346A (en) | 1977-10-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |