BE867068A - Separation d'hydrocarbures aromatiques a partir de melanges les contenant - Google Patents
Separation d'hydrocarbures aromatiques a partir de melanges les contenantInfo
- Publication number
- BE867068A BE867068A BE187692A BE187692A BE867068A BE 867068 A BE867068 A BE 867068A BE 187692 A BE187692 A BE 187692A BE 187692 A BE187692 A BE 187692A BE 867068 A BE867068 A BE 867068A
- Authority
- BE
- Belgium
- Prior art keywords
- separation
- aromatic hydrocarbons
- mixtures containing
- mixtures
- hydrocarbons
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/04—Purification; Separation; Use of additives by distillation
- C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
- C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT23474/77A IT1085079B (it) | 1977-05-12 | 1977-05-12 | Procedimento per la separazione di idrocarburi aromatici da miscele che li contengono |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE867068A true BE867068A (fr) | 1978-11-13 |
Family
ID=11207409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE187692A BE867068A (fr) | 1977-05-12 | 1978-05-12 | Separation d'hydrocarbures aromatiques a partir de melanges les contenant |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4201633A (da) |
| JP (1) | JPS53141222A (da) |
| BE (1) | BE867068A (da) |
| DE (1) | DE2820906C3 (da) |
| DK (1) | DK147177C (da) |
| FR (1) | FR2390409A1 (da) |
| GB (1) | GB1585145A (da) |
| IE (1) | IE46889B1 (da) |
| IT (1) | IT1085079B (da) |
| LU (1) | LU79636A1 (da) |
| NL (1) | NL7805183A (da) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4131938A1 (de) * | 1991-09-25 | 1993-04-01 | Krupp Koppers Gmbh | Verfahren zur aufarbeitung des sumpfproduktes einer extraktivdestillation zur gewinnung reiner kohlenwasserstoffe |
| CN102826702A (zh) * | 2012-08-30 | 2012-12-19 | 宁夏宝塔石化集团有限公司 | 一种从苯醇烷基化反应工艺水中去除少量苯或甲苯的方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2840511A (en) * | 1955-07-08 | 1958-06-24 | Standard Oil Co | Process of extraction with 2-oxazolidone solvents |
| US3120487A (en) * | 1962-07-02 | 1964-02-04 | Marathon Oil Co | Solvent extraction with alkyl substituted 2-oxazolidones |
| US3227632A (en) * | 1962-10-22 | 1966-01-04 | Koppers Co Inc | Recovery of aromatic hydrocarbon by extractive distillation with anhydrous liquid propylene carbonate |
| DE1568940C3 (de) * | 1966-12-19 | 1978-12-07 | Krupp-Koppers Gmbh, 4300 Essen | Verfahren zur Abtrennung von Aromaten aus Kohlenwasserstoffgemischen beliebigen Aromatengehaltes |
| IT994985B (it) * | 1973-07-20 | 1975-10-20 | Snam Progetti | Solvente per la separazione di diolefine da miscele che li contengono |
-
1977
- 1977-05-12 IT IT23474/77A patent/IT1085079B/it active
-
1978
- 1978-05-09 US US05/904,270 patent/US4201633A/en not_active Expired - Lifetime
- 1978-05-10 LU LU79636A patent/LU79636A1/xx unknown
- 1978-05-10 GB GB18795/78A patent/GB1585145A/en not_active Expired
- 1978-05-11 IE IE959/78A patent/IE46889B1/en unknown
- 1978-05-11 FR FR7814053A patent/FR2390409A1/fr active Granted
- 1978-05-11 DK DK208478A patent/DK147177C/da active
- 1978-05-12 NL NL7805183A patent/NL7805183A/xx not_active Application Discontinuation
- 1978-05-12 DE DE2820906A patent/DE2820906C3/de not_active Expired
- 1978-05-12 BE BE187692A patent/BE867068A/xx not_active IP Right Cessation
- 1978-05-12 JP JP5574778A patent/JPS53141222A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2820906C3 (de) | 1980-08-21 |
| IE46889B1 (en) | 1983-10-19 |
| DK147177C (da) | 1984-12-10 |
| FR2390409A1 (fr) | 1978-12-08 |
| DE2820906A1 (de) | 1978-11-16 |
| FR2390409B1 (da) | 1981-04-30 |
| GB1585145A (en) | 1981-02-25 |
| US4201633A (en) | 1980-05-06 |
| DK208478A (da) | 1978-11-13 |
| IT1085079B (it) | 1985-05-28 |
| DE2820906B2 (de) | 1979-12-20 |
| LU79636A1 (fr) | 1978-11-06 |
| DK147177B (da) | 1984-05-07 |
| NL7805183A (nl) | 1978-11-14 |
| IE780959L (en) | 1978-11-12 |
| JPS53141222A (en) | 1978-12-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: SNAMPROGETTI S.P.A. Effective date: 19860531 |