GB1432690A - Process for separating high purity aromatic hydrocarbons from mixtures containing them - Google Patents

Process for separating high purity aromatic hydrocarbons from mixtures containing them

Info

Publication number
GB1432690A
GB1432690A GB5461273A GB5461273A GB1432690A GB 1432690 A GB1432690 A GB 1432690A GB 5461273 A GB5461273 A GB 5461273A GB 5461273 A GB5461273 A GB 5461273A GB 1432690 A GB1432690 A GB 1432690A
Authority
GB
United Kingdom
Prior art keywords
water
column
stream
aromatic hydrocarbons
recycled
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
GB5461273A
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
Priority to AU75983/74A priority Critical patent/AU480329B2/en
Publication of GB1432690A publication Critical patent/GB1432690A/en
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)
GB5461273A 1972-11-29 1973-11-23 Process for separating high purity aromatic hydrocarbons from mixtures containing them Expired GB1432690A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU75983/74A AU480329B2 (en) 1973-12-05 1974-12-03 Apparatus for shaping sheet material

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
GB1432690A true GB1432690A (en) 1976-04-22

Family

ID=11235012

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5461273A Expired GB1432690A (en) 1972-11-29 1973-11-23 Process for separating high purity aromatic hydrocarbons from mixtures containing them

Country Status (30)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9005405B2 (en) 2012-03-01 2015-04-14 Cpc Corporation, Taiwan Extractive distillation process for benzene recovery

Families Citing this family (3)

* 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
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 (no) * 1972-05-10 1974-02-20

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9005405B2 (en) 2012-03-01 2015-04-14 Cpc Corporation, Taiwan Extractive distillation process for benzene recovery

Also Published As

Publication number Publication date
ES421209A1 (es) 1976-04-01
NL7316373A (no) 1974-05-31
YU36140B (en) 1982-02-25
PL89532B1 (no) 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 (no) 1978-10-12
CH605482A5 (no) 1978-09-29
ZM17973A1 (en) 1974-09-23
DK138887C (no) 1979-04-30
BE807790A (fr) 1974-03-15
CS185632B2 (en) 1978-10-31
NO145537C (no) 1982-04-14
FR2207890B1 (no) 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 (no) 1974-01-29
DD110256A5 (no) 1974-12-12
SU826953A3 (ru) 1981-04-30
NL175170B (nl) 1984-05-01
FR2207890A1 (no) 1974-06-21
JPS4982637A (no) 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
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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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 19931122