CS181210B2 - Method of obtaning pure benzene by extractive distillation - Google Patents
Method of obtaning pure benzene by extractive distillationInfo
- Publication number
- CS181210B2 CS181210B2 CS7100003788A CS378871A CS181210B2 CS 181210 B2 CS181210 B2 CS 181210B2 CS 7100003788 A CS7100003788 A CS 7100003788A CS 378871 A CS378871 A CS 378871A CS 181210 B2 CS181210 B2 CS 181210B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- obtaning
- extractive distillation
- pure benzene
- benzene
- pure
- 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)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2026693A DE2026693C3 (de) | 1970-06-01 | 1970-06-01 | Verfahren zur Gewinnung von Rein benzol durch Extraktivdestillation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS181210B2 true CS181210B2 (en) | 1978-03-31 |
Family
ID=5772650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS7100003788A CS181210B2 (en) | 1970-06-01 | 1971-05-24 | Method of obtaning pure benzene by extractive distillation |
Country Status (12)
| Country | Link |
|---|---|
| AT (1) | AT308067B (fr) |
| BE (1) | BE767693A (fr) |
| BR (1) | BR7103311D0 (fr) |
| CA (1) | CA947222A (fr) |
| CS (1) | CS181210B2 (fr) |
| DE (1) | DE2026693C3 (fr) |
| DK (1) | DK137231C (fr) |
| FR (1) | FR2095659A5 (fr) |
| GB (1) | GB1302325A (fr) |
| RO (1) | RO63516A (fr) |
| SE (1) | SE362064B (fr) |
| ZA (1) | ZA713030B (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3930992A1 (de) * | 1989-09-16 | 1991-03-28 | Erdoelchemie Gmbh | Verfahren zur abtrennung von aromaten |
| US5458741A (en) * | 1994-01-14 | 1995-10-17 | Lloyd Berg | Separation of benzene from close boiling hydrocarbons by extractive distillation |
| CN114751826B (zh) * | 2022-04-21 | 2023-02-28 | 厦门大学 | 一种分离乙酸乙酯和甲基环己烷恒沸物的萃取精馏方法 |
-
1970
- 1970-06-01 DE DE2026693A patent/DE2026693C3/de not_active Expired
-
1971
- 1971-04-01 SE SE07063/71*A patent/SE362064B/xx unknown
- 1971-05-04 AT AT384171A patent/AT308067B/de not_active IP Right Cessation
- 1971-05-10 ZA ZA713030A patent/ZA713030B/xx unknown
- 1971-05-20 GB GB1615471*[A patent/GB1302325A/en not_active Expired
- 1971-05-24 CS CS7100003788A patent/CS181210B2/cs unknown
- 1971-05-26 FR FR7119124A patent/FR2095659A5/fr not_active Expired
- 1971-05-26 BE BE767693A patent/BE767693A/fr not_active IP Right Cessation
- 1971-05-28 RO RO7100067091A patent/RO63516A/fr unknown
- 1971-05-28 DK DK263671A patent/DK137231C/da not_active IP Right Cessation
- 1971-05-31 BR BR3311/71A patent/BR7103311D0/pt unknown
- 1971-05-31 CA CA114572A patent/CA947222A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BR7103311D0 (pt) | 1973-05-03 |
| SE362064B (fr) | 1973-11-26 |
| GB1302325A (fr) | 1973-01-10 |
| DE2026693B2 (de) | 1973-05-17 |
| DK137231B (da) | 1978-02-06 |
| FR2095659A5 (fr) | 1972-02-11 |
| SU399103A3 (fr) | 1973-09-27 |
| DE2026693A1 (de) | 1971-12-23 |
| CA947222A (en) | 1974-05-14 |
| DK137231C (da) | 1978-07-10 |
| DE2026693C3 (de) | 1973-11-29 |
| RO63516A (fr) | 1978-09-15 |
| BE767693A (fr) | 1971-10-18 |
| AT308067B (de) | 1973-06-25 |
| ZA713030B (en) | 1972-01-26 |
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