CS209903B2 - Method of extraction of aromatic hydrocarbons - Google Patents

Method of extraction of aromatic hydrocarbons Download PDF

Info

Publication number
CS209903B2
CS209903B2 CS785138A CS513878A CS209903B2 CS 209903 B2 CS209903 B2 CS 209903B2 CS 785138 A CS785138 A CS 785138A CS 513878 A CS513878 A CS 513878A CS 209903 B2 CS209903 B2 CS 209903B2
Authority
CS
Czechoslovakia
Prior art keywords
liquid
water
solvent
aromatic hydrocarbons
extraction
Prior art date
Application number
CS785138A
Other languages
Czech (cs)
English (en)
Inventor
Romolo Montanari
Sergio Antonelli
Original Assignee
Snam Progetti
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
Priority claimed from IT2659577A external-priority patent/IT1085408B/it
Application filed by Snam Progetti filed Critical Snam Progetti
Publication of CS209903B2 publication Critical patent/CS209903B2/cs

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
    • C10G21/28—Recovery of used solvent
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/005—Processes comprising at least two steps in series
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
CS785138A 1977-08-09 1978-08-04 Method of extraction of aromatic hydrocarbons CS209903B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2659577A IT1085408B (it) 1976-09-09 1977-08-09 Procedimento per l'estrazione di idrocarburi aromatici da miscele che li contengono

Publications (1)

Publication Number Publication Date
CS209903B2 true CS209903B2 (en) 1981-12-31

Family

ID=11219849

Family Applications (1)

Application Number Title Priority Date Filing Date
CS785138A CS209903B2 (en) 1977-08-09 1978-08-04 Method of extraction of aromatic hydrocarbons

Country Status (24)

Country Link
US (1) US4306945A (es)
JP (1) JPS5430120A (es)
AR (1) AR223149A1 (es)
AT (1) AT358554B (es)
AU (1) AU520819B2 (es)
BE (1) BE869631A (es)
BR (1) BR7805140A (es)
CA (1) CA1122152A (es)
CS (1) CS209903B2 (es)
DE (1) DE2834752C3 (es)
DK (1) DK147279C (es)
EG (1) EG13445A (es)
ES (1) ES472925A1 (es)
FR (1) FR2399991A1 (es)
GB (2) GB2002414B (es)
IE (1) IE47224B1 (es)
IN (1) IN150209B (es)
LU (1) LU80087A1 (es)
MX (1) MX148123A (es)
NL (1) NL7807988A (es)
PL (1) PL114825B1 (es)
RO (1) RO76388A (es)
SU (1) SU973016A3 (es)
YU (1) YU40199B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4783242A (en) * 1986-05-22 1988-11-08 The Dow Chemical Company Distillation system and process
DE3913937A1 (de) * 1989-04-27 1990-10-31 Hoechst Ag Verfahren zur reinigung von alkylenoxid-addukten
DE4437702C1 (de) * 1994-10-21 1995-11-23 Krupp Koppers Gmbh Verfahren zur Gewinnung von reinem Benzol und reinem Toluol
JP4722268B2 (ja) * 2000-08-28 2011-07-13 株式会社キャタラー 排気装置
EP2376598A4 (en) * 2008-12-09 2015-01-14 Gtc Technology Us Llc Systems and methods for removing heavy hydrocarbons
WO2014024206A1 (en) * 2012-08-09 2014-02-13 Council Of Scientific & Industrial Research A process for production of benzene lean gasoline by recovery of high purity benzene from unprocessed cracked gasoline fraction containing organic peroxides
CN105732292B (zh) * 2016-03-31 2018-04-06 中山大学 一种带有半贫液循环物流的环丁砜芳烃萃取蒸馏装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2936283A (en) * 1957-11-08 1960-05-10 Pure Oil Co Extraction process wherein the desired material is recovered by azeotropic distillation of the extract
US3114783A (en) * 1959-08-27 1963-12-17 Exxon Research Engineering Co Separation of aromatics from hydrocarbon streams
US3177263A (en) * 1960-08-11 1965-04-06 Socony Mobil Oil Co Inc Concentration of selected aromatic hydrocarbons by extractive evaporation with ammonia
NL283421A (es) * 1961-09-21
GB1119292A (en) * 1964-10-14 1968-07-10 Snam Spa Process for extracting aromatic hydrocarbons from hydrocarbon mixtures containing same
US3520946A (en) * 1967-09-11 1970-07-21 Universal Oil Prod Co Recovery of aromatics with improved xylene purity
GB1239460A (es) * 1967-11-08 1971-07-14
US3639497A (en) * 1968-08-22 1972-02-01 Badger Co Extraction and multi-stage fractional distillation with indirect heat exchange of liquid and vapor process and system for recovering aromatic products
US3632482A (en) * 1969-09-09 1972-01-04 Shell Oil Co Propylene oxide recovery from propylene by extractive distillation with an alcohol-ketone-hydrocarbon solvent
DE2013298A1 (de) * 1970-03-20 1971-10-07 Heinrich Koppers Gmbh, 4300 Essen Verfahren zur Gewinnung von hochreinen Aromaten aus Kohlenwasserstoffgemischen, die neben diesen Aromaten einen beliebig hohen Gehalt an Nichtaromaten aufweisen
US4081355A (en) * 1970-08-12 1978-03-28 Krupp-Koppers Gmbh Process for recovering highly pure aromatics from a mixture of aromatics and non-aromatics

Also Published As

Publication number Publication date
GB2002414B (en) 1982-02-10
IE47224B1 (en) 1984-01-25
NL7807988A (nl) 1979-02-13
JPS5430120A (en) 1979-03-06
DE2834752C3 (de) 1981-02-12
AU520819B2 (en) 1982-03-04
BR7805140A (pt) 1979-05-08
DE2834752B2 (de) 1980-05-29
PL114825B1 (en) 1981-02-28
GB2033922B (en) 1982-03-24
EG13445A (en) 1981-06-30
FR2399991A1 (fr) 1979-03-09
AT358554B (de) 1980-09-25
IE781585L (en) 1979-02-09
YU40199B (en) 1985-08-31
CA1122152A (en) 1982-04-20
AU3784278A (en) 1980-01-10
ATA577178A (de) 1980-02-15
IN150209B (es) 1982-08-14
DK350178A (da) 1979-02-10
DK147279B (da) 1984-06-04
MX148123A (es) 1983-03-16
DE2834752A1 (de) 1979-02-15
DK147279C (da) 1985-01-02
BE869631A (fr) 1979-02-09
US4306945A (en) 1981-12-22
RO76388A (ro) 1981-11-04
LU80087A1 (es) 1979-01-19
YU178078A (en) 1982-06-30
FR2399991B1 (es) 1981-08-14
GB2002414A (en) 1979-02-21
GB2033922A (en) 1980-05-29
AR223149A1 (es) 1981-07-31
SU973016A3 (ru) 1982-11-07
PL208924A1 (pl) 1979-06-18
ES472925A1 (es) 1979-02-16

Similar Documents

Publication Publication Date Title
US6514387B1 (en) Rectifying column for extractive distillation of close-boiling or azeotropic boiling mixtures
JP2673788B2 (ja) 混合炭化水素からベンゼンを回収する方法
US3723256A (en) Aromatic hydrocarbon recovery by extractive distillation, extraction and plural distillations
CN107001189B (zh) 用以回收芳香族的萃取蒸馏
US4175034A (en) Closed-loop vacuum fractionation process
US3591490A (en) Process of separating pure aromatic hydrocarbons from hydrocarbon mixtures
US20110048922A1 (en) Methods and apparatuses for steam addition to a reboiler coupled to an extractive distillation column for improved extractive distillation
JPS6143331B2 (es)
US4177137A (en) Aromatics extraction process
CS209903B2 (en) Method of extraction of aromatic hydrocarbons
PL82896B1 (es)
US3365375A (en) Process for separating decomposition products of cumene hydroperoxide
JP2644318B2 (ja) 気化器燃料用の配合成分として使用するために適当な芳香族濃縮物の製造法
US2809222A (en) Solvent extraction process
US4419227A (en) Recovery of solvent from a hydrocarbon extract
US3720605A (en) Process for the extraction of aromatic hydrocarbons by keto and aldo-morpholines
US3721620A (en) Process for the extraction of aromatic hydrocarbons
US2803685A (en) Process for the extraction and recovery of aromatic hydrocarbons from hydrocarbon mixtures
JPS6329917B2 (es)
US3065169A (en) Process for separating aromatic hydrocarbons
KR20120037488A (ko) 스티렌 함유 공급 원료로부터 스티렌을 회수하기 위한 공정 및 시스템
US3065167A (en) Process for separating aromatic hydrocarbons
US2894047A (en) Solvent extraction process for treatment of highly aromatic feed stocks
US3445537A (en) Plurality of extractive-distillation zones and stripping zones
KR100216413B1 (ko) 추출 증류에 의한 방향족의 분리방법