FR2228759B1 - - Google Patents
Info
- Publication number
- FR2228759B1 FR2228759B1 FR7416427A FR7416427A FR2228759B1 FR 2228759 B1 FR2228759 B1 FR 2228759B1 FR 7416427 A FR7416427 A FR 7416427A FR 7416427 A FR7416427 A FR 7416427A FR 2228759 B1 FR2228759 B1 FR 2228759B1
- 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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732323777 DE2323777C2 (de) | 1973-05-11 | 1973-05-11 | Verfahren zur kontinuierlichen Reinigung von roher Monochloressigsäure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2228759A1 FR2228759A1 (hu) | 1974-12-06 |
| FR2228759B1 true FR2228759B1 (hu) | 1978-01-27 |
Family
ID=5880598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7416427A Expired FR2228759B1 (hu) | 1973-05-11 | 1974-05-13 |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5030828A (hu) |
| BE (1) | BE814923A (hu) |
| CA (1) | CA1020170A (hu) |
| DE (1) | DE2323777C2 (hu) |
| FR (1) | FR2228759B1 (hu) |
| GB (1) | GB1411214A (hu) |
| IT (1) | IT1012211B (hu) |
| NL (1) | NL7406061A (hu) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4844748A (hu) * | 1971-05-18 | 1973-06-27 | ||
| FR2582645B1 (fr) * | 1985-05-31 | 1988-09-16 | Rhone Poulenc Spec Chim | Procede de purification de l'acide chloro-2 propionique et/ou de ses esters |
| JPS62296773A (ja) * | 1986-06-16 | 1987-12-24 | Yokogawa Electric Corp | 正弦波コンバ−タ |
| FR2647032B1 (fr) * | 1989-04-07 | 1993-12-10 | Atochem | Procede et catalyseur de deshalogenation d'acides carboxyliques alphahalogenes |
| FR2645531B1 (fr) * | 1989-04-07 | 1991-06-07 | Atochem | Procede et catalyseur de deshalogenation d'acides carboxyliques alphahalogenes |
| EP0557169B1 (fr) * | 1992-02-19 | 1996-12-27 | Elf Atochem S.A. | Catalyseur de déshalogénation d'acides carboxyliques alphahalogénés, son utilisation pour purifier l'acide monochloracétique |
| WO2003048098A2 (en) * | 2001-12-04 | 2003-06-12 | Akzo Nobel N.V. | Process for preparing monochloroacetic acid |
| JP4659056B2 (ja) * | 2008-03-04 | 2011-03-30 | ダイセル化学工業株式会社 | 脱ハロゲン化触媒の製造方法 |
| PL2748139T3 (pl) | 2011-10-20 | 2017-08-31 | Akzo Nobel Chemicals International B.V. | Proces hydroodchlorowania ciekłego wsadu zawierającego kwas dichlorooctowy |
| WO2013057125A1 (en) | 2011-10-20 | 2013-04-25 | Akzo Nobel Chemicals International B.V. | Process for the purification of a liquid feed comprising mca and dca |
| CN104649887B (zh) * | 2015-02-05 | 2017-05-03 | 中国天辰工程有限公司 | 一种氯乙酸生产方法及回收其生产过程中催化剂的方法 |
| MX2017011678A (es) | 2015-03-17 | 2017-11-06 | Akzo Nobel Chemicals Int Bv | Proceso para la purificacion de acido monocloroacetico. |
-
1973
- 1973-05-11 DE DE19732323777 patent/DE2323777C2/de not_active Expired
-
1974
- 1974-04-30 CA CA198,955A patent/CA1020170A/en not_active Expired
- 1974-05-06 NL NL7406061A patent/NL7406061A/xx not_active Application Discontinuation
- 1974-05-08 GB GB2024274A patent/GB1411214A/en not_active Expired
- 1974-05-09 IT IT2249874A patent/IT1012211B/it active
- 1974-05-10 JP JP5138074A patent/JPS5030828A/ja active Pending
- 1974-05-13 BE BE144229A patent/BE814923A/xx unknown
- 1974-05-13 FR FR7416427A patent/FR2228759B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1012211B (it) | 1977-03-10 |
| DE2323777C2 (de) | 1975-01-16 |
| GB1411214A (en) | 1975-10-22 |
| NL7406061A (hu) | 1974-11-13 |
| BE814923A (fr) | 1974-11-13 |
| JPS5030828A (hu) | 1975-03-27 |
| FR2228759A1 (hu) | 1974-12-06 |
| DE2323777B1 (hu) | 1974-06-06 |
| CA1020170A (en) | 1977-11-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |