ES421209A1 - Procedimiento para la separacion de hidrocarburos aromati- cos de elevada pureza de mezclas que los contengan. - Google Patents

Procedimiento para la separacion de hidrocarburos aromati- cos de elevada pureza de mezclas que los contengan.

Info

Publication number
ES421209A1
ES421209A1 ES421209A ES421209A ES421209A1 ES 421209 A1 ES421209 A1 ES 421209A1 ES 421209 A ES421209 A ES 421209A ES 421209 A ES421209 A ES 421209A ES 421209 A1 ES421209 A1 ES 421209A1
Authority
ES
Spain
Prior art keywords
aromatic hydrocarbons
water
solvent
high purity
extractive distillation
Prior art date
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
Application number
ES421209A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SnamProgetti SpA filed Critical SnamProgetti SpA
Publication of ES421209A1 publication Critical patent/ES421209A1/es
Expired legal-status Critical Current

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)
ES421209A 1972-11-29 1973-11-28 Procedimiento para la separacion de hidrocarburos aromati- cos de elevada pureza de mezclas que los contengan. Expired ES421209A1 (es)

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 (1)

Publication Number Publication Date
ES421209A1 true ES421209A1 (es) 1976-04-01

Family

ID=11235012

Family Applications (1)

Application Number Title Priority Date Filing Date
ES421209A Expired ES421209A1 (es) 1972-11-29 1973-11-28 Procedimiento para la separacion de hidrocarburos aromati- cos de elevada pureza de mezclas que los contengan.

Country Status (30)

Country Link
JP (1) JPS5337854B2 (es)
AR (1) AR228935A1 (es)
AT (1) AT329019B (es)
BE (1) BE807790A (es)
BR (1) BR7309286D0 (es)
CA (1) CA1008399A (es)
CH (1) CH605482A5 (es)
CS (1) CS185632B2 (es)
DD (1) DD110256A5 (es)
DE (1) DE2359301A1 (es)
DK (1) DK138887B (es)
EG (1) EG11436A (es)
ES (1) ES421209A1 (es)
FR (1) FR2207890B1 (es)
GB (1) GB1432690A (es)
IE (1) IE38965B1 (es)
IT (1) IT972268B (es)
LU (1) LU68879A1 (es)
MW (1) MW6673A1 (es)
MY (1) MY7700090A (es)
NL (1) NL175170C (es)
NO (2) NO141048C (es)
PH (1) PH10502A (es)
PL (1) PL89532B1 (es)
SE (1) SE385115B (es)
SU (1) SU826953A3 (es)
TR (1) TR17574A (es)
YU (1) YU36140B (es)
ZA (1) ZA738801B (es)
ZM (1) ZM17973A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
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
JP6735752B2 (ja) * 2014-09-05 2020-08-05 エスシージー ケミカルズ カンパニー，リミテッド エチルベンゼンの向上した分離のための方法
CN107074688B (zh) * 2014-09-05 2020-12-01 Scg化学有限公司 用于c8芳香族混合物的分离方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3433849A (en) * 1966-08-02 1969-03-18 Metallgesellschaft Ag Process for recovering pure aromatics
JPS4919265A (es) * 1972-05-10 1974-02-20

Also Published As

Publication number Publication date
NL7316373A (es) 1974-05-31
YU36140B (en) 1982-02-25
PL89532B1 (es) 1976-11-30
SE385115B (sv) 1976-06-08
EG11436A (en) 1977-09-30
IE38965B1 (en) 1978-07-05
NO783781L (no) 1974-05-30
NO145537B (no) 1982-01-04
MY7700090A (en) 1977-12-31
DE2359301A1 (de) 1974-06-12
PH10502A (en) 1977-05-17
JPS5337854B2 (es) 1978-10-12
CH605482A5 (es) 1978-09-29
ZM17973A1 (en) 1974-09-23
DK138887C (es) 1979-04-30
BE807790A (fr) 1974-03-15
CS185632B2 (en) 1978-10-31
NO145537C (no) 1982-04-14
FR2207890B1 (es) 1977-06-10
AU6288873A (en) 1975-05-29
YU291673A (en) 1981-06-30
DK138887B (da) 1978-11-13
AT329019B (de) 1976-04-26
TR17574A (tr) 1975-07-23
IT972268B (it) 1974-05-20
LU68879A1 (es) 1974-01-29
DD110256A5 (es) 1974-12-12
SU826953A3 (ru) 1981-04-30
NL175170B (nl) 1984-05-01
FR2207890A1 (es) 1974-06-21
JPS4982637A (es) 1974-08-08
MW6673A1 (en) 1974-08-14
ATA998173A (de) 1975-07-15
CA1008399A (en) 1977-04-12
ZA738801B (en) 1974-10-30
IE38965L (en) 1974-05-29
GB1432690A (en) 1976-04-22
NL175170C (nl) 1984-10-01
AR228935A1 (es) 1983-05-13
NO141048C (no) 1980-01-02
BR7309286D0 (pt) 1974-08-29
NO141048B (no) 1979-09-24

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