DK138887C - - Google Patents
Info
- Publication number
- DK138887C DK138887C DK641673A DK641673A DK138887C DK 138887 C DK138887 C DK 138887C DK 641673 A DK641673 A DK 641673A DK 641673 A DK641673 A DK 641673A DK 138887 C DK138887 C DK 138887C
- Authority
- DK
- Denmark
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)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT32209/72A IT972268B (it) | 1972-11-29 | 1972-11-29 | Procedimento per la separazione di idrocarburi aromatici ad elevata purezza da miscele che li conten gono |
Publications (2)
Publication Number | Publication Date |
---|---|
DK138887B DK138887B (da) | 1978-11-13 |
DK138887C true DK138887C (ru) | 1979-04-30 |
Family
ID=11235012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK641673AA DK138887B (da) | 1972-11-29 | 1973-11-28 | Fremgangsmåde til at udskille yderst rene aromatiske carbonhydrider fra en carbonhydridblanding indeholdende sådanne. |
Country Status (30)
Country | Link |
---|---|
JP (1) | JPS5337854B2 (ru) |
AR (1) | AR228935A1 (ru) |
AT (1) | AT329019B (ru) |
BE (1) | BE807790A (ru) |
BR (1) | BR7309286D0 (ru) |
CA (1) | CA1008399A (ru) |
CH (1) | CH605482A5 (ru) |
CS (1) | CS185632B2 (ru) |
DD (1) | DD110256A5 (ru) |
DE (1) | DE2359301A1 (ru) |
DK (1) | DK138887B (ru) |
EG (1) | EG11436A (ru) |
ES (1) | ES421209A1 (ru) |
FR (1) | FR2207890B1 (ru) |
GB (1) | GB1432690A (ru) |
IE (1) | IE38965B1 (ru) |
IT (1) | IT972268B (ru) |
LU (1) | LU68879A1 (ru) |
MW (1) | MW6673A1 (ru) |
MY (1) | MY7700090A (ru) |
NL (1) | NL175170C (ru) |
NO (2) | NO141048C (ru) |
PH (1) | PH10502A (ru) |
PL (1) | PL89532B1 (ru) |
SE (1) | SE385115B (ru) |
SU (1) | SU826953A3 (ru) |
TR (1) | TR17574A (ru) |
YU (1) | YU36140B (ru) |
ZA (1) | ZA738801B (ru) |
ZM (1) | ZM17973A1 (ru) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4690733A (en) * | 1985-03-20 | 1987-09-01 | Union Carbide Corporation | Process for the separation of hydrocarbons from a mixed feedstock |
US9005405B2 (en) | 2012-03-01 | 2015-04-14 | Cpc Corporation, Taiwan | Extractive distillation process for benzene recovery |
US10427994B2 (en) * | 2014-09-05 | 2019-10-01 | Scg Chemicals Co., Ltd. | Separation process for C8 aromatics mixture |
CN107074687B (zh) * | 2014-09-05 | 2020-07-31 | Scg化学有限公司 | 用于增强乙苯的分离的方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3433849A (en) * | 1966-08-02 | 1969-03-18 | Metallgesellschaft Ag | Process for recovering pure aromatics |
JPS4919265A (ru) * | 1972-05-10 | 1974-02-20 |
-
1972
- 1972-11-29 IT IT32209/72A patent/IT972268B/it active
-
1973
- 1973-11-12 YU YU2916/73A patent/YU36140B/xx unknown
- 1973-11-16 ZA ZA738801A patent/ZA738801B/xx unknown
- 1973-11-19 FR FR7341123A patent/FR2207890B1/fr not_active Expired
- 1973-11-20 IE IE02107/73A patent/IE38965B1/xx unknown
- 1973-11-23 AR AR251141A patent/AR228935A1/es active
- 1973-11-23 GB GB5461273A patent/GB1432690A/en not_active Expired
- 1973-11-23 MW MW66/73*UA patent/MW6673A1/xx unknown
- 1973-11-26 BR BR9286/73A patent/BR7309286D0/pt unknown
- 1973-11-26 BE BE138155A patent/BE807790A/xx not_active IP Right Cessation
- 1973-11-26 ZM ZM179/73A patent/ZM17973A1/xx unknown
- 1973-11-27 DD DD174916A patent/DD110256A5/xx unknown
- 1973-11-27 PL PL1973166832A patent/PL89532B1/pl unknown
- 1973-11-27 EG EG444/73A patent/EG11436A/xx active
- 1973-11-27 TR TR17574A patent/TR17574A/xx unknown
- 1973-11-28 ES ES421209A patent/ES421209A1/es not_active Expired
- 1973-11-28 SU SU731971725A patent/SU826953A3/ru active
- 1973-11-28 DE DE2359301A patent/DE2359301A1/de active Pending
- 1973-11-28 DK DK641673AA patent/DK138887B/da unknown
- 1973-11-28 AT AT998173A patent/AT329019B/de not_active IP Right Cessation
- 1973-11-28 CA CA186,868A patent/CA1008399A/en not_active Expired
- 1973-11-28 CS CS7300008191A patent/CS185632B2/cs unknown
- 1973-11-28 NO NO4532/73A patent/NO141048C/no unknown
- 1973-11-28 LU LU68879A patent/LU68879A1/xx unknown
- 1973-11-29 CH CH1680573A patent/CH605482A5/xx not_active IP Right Cessation
- 1973-11-29 PH PH15271A patent/PH10502A/en unknown
- 1973-11-29 SE SE7316163A patent/SE385115B/xx unknown
- 1973-11-29 JP JP13315773A patent/JPS5337854B2/ja not_active Expired
- 1973-11-29 NL NLAANVRAGE7316373,A patent/NL175170C/xx not_active IP Right Cessation
-
1977
- 1977-12-30 MY MY90/77A patent/MY7700090A/xx unknown
-
1978
- 1978-11-10 NO NO783781A patent/NO145537C/no unknown