JPS49101306A - - Google Patents
Info
- Publication number
- JPS49101306A JPS49101306A JP1212474A JP1212474A JPS49101306A JP S49101306 A JPS49101306 A JP S49101306A JP 1212474 A JP1212474 A JP 1212474A JP 1212474 A JP1212474 A JP 1212474A JP S49101306 A JPS49101306 A JP S49101306A
- Authority
- JP
- Japan
- 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
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
- C07C17/386—Separation; Purification; Stabilisation; Use of additives by distillation with auxiliary compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7303178A FR2215407A1 (en, 2012) | 1973-01-30 | 1973-01-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS49101306A true JPS49101306A (en, 2012) | 1974-09-25 |
| JPS5324044B2 JPS5324044B2 (en, 2012) | 1978-07-18 |
Family
ID=9114046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1212474A Expired JPS5324044B2 (en, 2012) | 1973-01-30 | 1974-01-29 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5324044B2 (en, 2012) |
| BE (1) | BE810238A (en, 2012) |
| FR (1) | FR2215407A1 (en, 2012) |
| GB (1) | GB1413951A (en, 2012) |
| IT (1) | IT1008773B (en, 2012) |
| NL (1) | NL7401172A (en, 2012) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3035104B1 (fr) * | 2015-04-14 | 2017-04-07 | Arkema France | Procede de purification du pentafluoroethane |
| CN111848335B (zh) * | 2019-05-27 | 2023-05-30 | 万华化学(福建)有限公司 | 一种氯乙烯生产过程中的1,2-二氯乙烷提纯方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3689372A (en) * | 1970-01-07 | 1972-09-05 | Chiyoda Chem Eng Construct Co | Process for separating 2-ciiloro-1,3-butadiene by extractive distillation with dimethylsulfoxide |
-
1973
- 1973-01-30 FR FR7303178A patent/FR2215407A1/fr not_active Withdrawn
-
1974
- 1974-01-28 BE BE140238A patent/BE810238A/xx unknown
- 1974-01-29 IT IT4800474A patent/IT1008773B/it active
- 1974-01-29 NL NL7401172A patent/NL7401172A/xx not_active Application Discontinuation
- 1974-01-29 JP JP1212474A patent/JPS5324044B2/ja not_active Expired
- 1974-01-29 GB GB405074A patent/GB1413951A/en not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3689372A (en) * | 1970-01-07 | 1972-09-05 | Chiyoda Chem Eng Construct Co | Process for separating 2-ciiloro-1,3-butadiene by extractive distillation with dimethylsulfoxide |
Also Published As
| Publication number | Publication date |
|---|---|
| BE810238A (fr) | 1974-07-29 |
| FR2215407A1 (en, 2012) | 1974-08-23 |
| DE2404131B2 (de) | 1975-07-17 |
| DE2404131A1 (de) | 1974-08-15 |
| IT1008773B (it) | 1976-11-30 |
| GB1413951A (en) | 1975-11-12 |
| JPS5324044B2 (en, 2012) | 1978-07-18 |
| NL7401172A (en, 2012) | 1974-08-01 |