FR2264812A1 - - Google Patents
Info
- Publication number
- FR2264812A1 FR2264812A1 FR7507438A FR7507438A FR2264812A1 FR 2264812 A1 FR2264812 A1 FR 2264812A1 FR 7507438 A FR7507438 A FR 7507438A FR 7507438 A FR7507438 A FR 7507438A FR 2264812 A1 FR2264812 A1 FR 2264812A1
- 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
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/573—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Furan Compounds (AREA)
- Gas Separation By Absorption (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US45248874A | 1974-03-18 | 1974-03-18 | |
| US55007075A | 1975-02-14 | 1975-02-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2264812A1 true FR2264812A1 (fr) | 1975-10-17 |
| FR2264812B1 FR2264812B1 (fr) | 1978-10-20 |
Family
ID=27036787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7507438A Expired FR2264812B1 (fr) | 1974-03-18 | 1975-03-10 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5442962B2 (fr) |
| CA (1) | CA1057766A (fr) |
| DE (1) | DE2510479C3 (fr) |
| FR (1) | FR2264812B1 (fr) |
| GB (1) | GB1443411A (fr) |
| IT (1) | IT1034245B (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1163975B (it) * | 1979-03-21 | 1987-04-08 | Ftalital Prod Chim Spec | Procedimento per separare in modo continuo anidride maleica da gas di processo |
| WO2012154479A1 (fr) | 2011-05-11 | 2012-11-15 | Huntsman Petrochemical Llc | Solvant amélioré pour la récupération d'anhydride maléique à partir d'un flux de gaz |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3850758A (en) * | 1973-07-02 | 1974-11-26 | Allied Chem | Purification of crude maleic anhydride by treatment with dimethylbenzophenone |
-
1975
- 1975-03-10 FR FR7507438A patent/FR2264812B1/fr not_active Expired
- 1975-03-11 DE DE19752510479 patent/DE2510479C3/de not_active Expired
- 1975-03-13 IT IT2122475A patent/IT1034245B/it active
- 1975-03-17 CA CA222,291A patent/CA1057766A/fr not_active Expired
- 1975-03-18 GB GB1129475A patent/GB1443411A/en not_active Expired
- 1975-03-18 JP JP3288375A patent/JPS5442962B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1443411A (en) | 1976-07-21 |
| DE2510479A1 (de) | 1975-09-25 |
| DE2510479C3 (de) | 1979-09-20 |
| IT1034245B (it) | 1979-09-10 |
| JPS5442962B2 (fr) | 1979-12-17 |
| CA1057766A (fr) | 1979-07-03 |
| DE2510479B2 (de) | 1979-01-18 |
| JPS50131923A (fr) | 1975-10-18 |
| FR2264812B1 (fr) | 1978-10-20 |