DE1545327A1 - Process for the extraction of aromatic hydrocarbons from mixtures of hydrocarbons - Google Patents

Process for the extraction of aromatic hydrocarbons from mixtures of hydrocarbons

Info

Publication number
DE1545327A1
DE1545327A1 DE19651545327 DE1545327A DE1545327A1 DE 1545327 A1 DE1545327 A1 DE 1545327A1 DE 19651545327 DE19651545327 DE 19651545327 DE 1545327 A DE1545327 A DE 1545327A DE 1545327 A1 DE1545327 A1 DE 1545327A1
Authority
DE
Germany
Prior art keywords
extract
extraction
oil
naoh
aromatic
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.)
Pending
Application number
DE19651545327
Other languages
German (de)
Inventor
Benham Alvin Lynn
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.)
Marathon Oil Co
Original Assignee
Marathon Oil Co
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 Marathon Oil Co filed Critical Marathon Oil Co
Publication of DE1545327A1 publication Critical patent/DE1545327A1/en
Pending legal-status Critical Current

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
    • C10G21/06—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents characterised by the solvent used
    • C10G21/12—Organic compounds only
    • C10G21/20—Nitrogen-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/10—Purification; Separation; Use of additives by extraction, i.e. purification or separation of liquid hydrocarbons with the aid of liquids
    • 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)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Lubricants (AREA)

Claims (1)

Patentansprüche tClaims t 1. Vorfahren stur Extraktion von aromatischen Kohlenwasserstoffen aus iAiachungen von Kolilcnv/ao a ere toffen, ßekennaolohnot durch die Verwsnduns elnor Mischung tiue einer kleineren anteiligen Μοη^β an V/ua- aar und einer größeren H anteiligem Μβη&β an Dirne thyIforraamid als Lösungsmittel für dia Extraktion von Bohwaren uromabioohon und schwsroa uliphatiüohon Stoffen» wobei oin ?»rdräiniierül in eine orofce L'xtraktlonssona aingeleiteti aua dioaor eins orute üxlrulttmioohuns abgezogen und oiner jsweiton äxtraktlonsaona «Ußeftihrfc wird, aus der oraten Extruktionaisone ein Raffinat abßcaogön wird, in die Bv/eito üxtraktioaotsone ein Kreislauföl eingeführt wird, aus der awoi ten Extrakt! onus one eine ssv/eite Bxtraktmischung abgezogen, diese zweite £xtraktiaischuns nach dor areten Extraktionozono geleitet und dort auo dieser •in PaffInafc entnommen wird«1. Ancestors stubborn extraction of aromatic hydrocarbons from iAiachungen von Kolilcnv / ao er substances, ßekennaolohnot by the use of a normal mixture tiue a smaller proportion of Μοη ^ β in V / ua aar and a larger proportion Μβη & β in prostitute thyIforraamid as a solvent for dia Extraction of boh ware uromabioohon and schwsroa uliphatiüohon substances »where oin?» Rdräiniierül in an orofce L'xtraktlonssona aintroducedi aua dioaor one orute üxlrulttmioohuns and oiner jsweiton Äxtraktlonsaona is extracted, the extract is made from the extract / extract is made from the extract a circulation oil is introduced from the awoi ten extract! onus one a ssv / eite extract mixture is drawn off, this second extract is directed to the areten extraction zone and there it is removed in PaffInafc « 2» Verfahren naoh Anapruoh 1» daduroh gekennsseiohnet, daß due Verhältnis des Verdrängertila au dem Kreislauf etwa 0,75 bis 1,75 leg Verdränseröl auf t kß KreislaufÖl ist, die Extraktionotemperatur in den lolohten Extruktionuzonen etwa 35 bis 41° O und due vorzugsweise Verhältnis des im Kreislauf aus2 »Procedure naoh Anapruoh 1» daduroh gekennsseiohnet, that the relationship of the displacer tila to the circulation about 0.75 to 1.75 put displacer oil on t kß Circuit oil is the extraction temperature in the Allowed extrusion zones about 35 to 41 ° E and due preferably the ratio of the circulatory dar spalten Extraktionaaone naoh der ersten Extrak- columnwise Extraktionaaone NaOH of the first extraction . - 11 -. - 11 - 009826/16 45009826/16 45 BAD 0RK31NAU "BATHROOM 0RK31NAU " tionsaone geführten Extraktes eu den Kraiθlaufϋΐ 2,3 bis 3»2 kg auf 1 kg botrügt·tion-led extract eu the Kraiθlaufϋΐ 2.3 to 3 »2 kg to 1 kg 3» Verfahren naoh Anepruob 1, daduroh gekennzeichnet, daß du α Verhältnis von Yerdrün&orul eu Kreiülauföl etwa 1,25 kg auf 1 kg, die optimale Temperatur in den beiden Sxtruktionsaonon etwa 38° O, duo Verhältnis der im Kreislauf aurUok£eführten Extraktionamischunß aus der zweiten Extraktionssons nach der ersten *u dem Kreislauföl etwa. 2,7 kg je kg und die Zusammensetzung dee Liioungaaittele etwa 10 Oevr.-ji UnO und etwa 90 Gaw*-£ Dimethylformamid beträgt·3 »Method according to Anepruob 1, because you have a ratio of Yerdrün & orul eu circulating oil about 1.25 kg to 1 kg, the optimal temperature in the two production aonon about 38 ° O, duo ratio of the extraction mixture from the circulating aurUok £ second Extraktionssons after the first * u the circulatory oil about. 2.7 kg per kg and the composition dee Liioungaaittele about 10 Oevr.-ji UnO and about 90 Gaw * - £ dimethylformamide is 4« Verfuhren naoh Anspruch 1 bJLa 3, dadurch ßökenn-Belohnet„ daß das Verdrängorul aus sohweren nicht aromatischen Stoffen, wie schwerem Brdöl und 10 bis 30 fi polyoubotituierton aromatiochen Vorbin-, düngen, wie Xylol,besteht·4 "Verfuhren naoh claim 1 bJLa 3, thereby ßökenn-rewarded" that the Verdrängorul consists of some non-aromatic substances, such as heavy Brdöl and 10 to 30 fi polyoubotituierton aromatic prebind, fertilize, such as xylene · 3· Vorfahren naoh Anspruoh 1 ble 4, dadurch gekonnseiohnet9 dafi das Verdrän^eröl auo eohwerea Erdül und 25 1* Xylol besteht. 3 · Ancestors according to claim 1 ble 4, thereby connected 9 that the displacement oil consists of eohwerea petroleum and 25 1 * xylene. 6« Verfahren naoh Anspruch 1 bis 3, dadurch gekenn-6 «Method according to claims 1 to 3, characterized by - 12 -- 12 - 009826/1645009826/1645 BAD ORIGINALBATH ORIGINAL ■•lohnet, daß daa Kreielaufül eine bei einer Temperatur you 204° G ble 316° Q destillierte fraktion eue den kataljrtiocben Kraoken von Erdöl ist*■ • It is worth the fact that the Kreielaufül is a fraction distilled at a temperature of 204 ° G ble 316 ° Q eue the catalocbene of crude oil * 009826/1645
BAD ORIGINAL009826/1645
BATH ORIGINAL LeerseiteBlank page
DE19651545327 1964-02-10 1965-02-05 Process for the extraction of aromatic hydrocarbons from mixtures of hydrocarbons Pending DE1545327A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34385864A 1964-02-10 1964-02-10

Publications (1)

Publication Number Publication Date
DE1545327A1 true DE1545327A1 (en) 1970-06-25

Family

ID=23347990

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19651545327 Pending DE1545327A1 (en) 1964-02-10 1965-02-05 Process for the extraction of aromatic hydrocarbons from mixtures of hydrocarbons

Country Status (2)

Country Link
DE (1) DE1545327A1 (en)
GB (1) GB1104513A (en)

Also Published As

Publication number Publication date
GB1104513A (en) 1968-02-28

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