FR2111380A5 - - Google Patents
Info
- Publication number
- FR2111380A5 FR2111380A5 FR7136962A FR7136962A FR2111380A5 FR 2111380 A5 FR2111380 A5 FR 2111380A5 FR 7136962 A FR7136962 A FR 7136962A FR 7136962 A FR7136962 A FR 7136962A FR 2111380 A5 FR2111380 A5 FR 2111380A5
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA95668 | 1970-10-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2111380A5 true FR2111380A5 (show.php) | 1972-06-02 |
Family
ID=4087793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7136962A Expired FR2111380A5 (show.php) | 1970-10-15 | 1971-10-14 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3818081A (show.php) |
| BE (1) | BE773931A (show.php) |
| CA (1) | CA955876A (show.php) |
| DE (1) | DE2151535A1 (show.php) |
| FR (1) | FR2111380A5 (show.php) |
| GB (1) | GB1352738A (show.php) |
| IT (1) | IT945991B (show.php) |
| NL (1) | NL7114238A (show.php) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0128709A1 (en) * | 1983-06-07 | 1984-12-19 | Du Pont Canada Inc. | Semi-refined mixed dicarboxylic acids |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3983208A (en) * | 1975-01-27 | 1976-09-28 | Celanese Corporation | Recovery of vanadium and copper catalyst metals using ketones |
| DE3002256A1 (de) * | 1980-01-23 | 1981-07-30 | Basf Ag, 6700 Ludwigshafen | Verfahren zur abtrennung von adipinsaeure |
| DE4106937A1 (de) * | 1991-03-05 | 1992-09-10 | Bayer Ag | Verfahren zur rueckgewinnung von adipinsaeure |
| US5296639A (en) * | 1992-12-18 | 1994-03-22 | E. I. Du Pont De Nemours And Company | Adipic acid purification |
| DE4441175A1 (de) * | 1994-11-18 | 1996-05-23 | Bayer Ag | Verfahren zur Gewinnung von Adipinsäure |
| MY137537A (en) * | 2002-05-10 | 2009-02-27 | Mitsubishi Chem Corp | Method for producing organic acid |
| CN100412048C (zh) * | 2002-05-10 | 2008-08-20 | 三菱化学株式会社 | 分解有机酸铵盐的方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2283991A (en) * | 1939-11-25 | 1942-05-26 | American Cyanamid Co | Separation of sulphuric acid from carboxylic acids |
| US2776990A (en) * | 1953-01-26 | 1957-01-08 | Du Pont | Separation of a dibasic acid from a mixture of mono and dibasic acids |
| DE954330C (de) * | 1953-11-29 | 1956-12-13 | Bayer Ag | Verfahren zur Aufarbeitung von Dicarbonsaeuregemischen |
| US2962527A (en) * | 1957-12-24 | 1960-11-29 | Texaco Inc | Purification of dibasic acids |
| NL289024A (show.php) * | 1962-02-19 |
-
1970
- 1970-10-15 CA CA095,668A patent/CA955876A/en not_active Expired
-
1971
- 1971-09-30 GB GB4563871A patent/GB1352738A/en not_active Expired
- 1971-10-07 US US00187511A patent/US3818081A/en not_active Expired - Lifetime
- 1971-10-11 IT IT29757/71A patent/IT945991B/it active
- 1971-10-14 FR FR7136962A patent/FR2111380A5/fr not_active Expired
- 1971-10-14 BE BE773931A patent/BE773931A/xx unknown
- 1971-10-15 DE DE19712151535 patent/DE2151535A1/de active Pending
- 1971-10-15 NL NL7114238A patent/NL7114238A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0128709A1 (en) * | 1983-06-07 | 1984-12-19 | Du Pont Canada Inc. | Semi-refined mixed dicarboxylic acids |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2151535A1 (de) | 1972-04-20 |
| BE773931A (fr) | 1972-01-31 |
| CA955876A (en) | 1974-10-08 |
| US3818081A (en) | 1974-06-18 |
| GB1352738A (en) | 1974-05-08 |
| IT945991B (it) | 1973-05-10 |
| NL7114238A (show.php) | 1972-04-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |