IT1124597B - Procedimento di frazionamento sottovuoto in circuito chiuso - Google Patents

Procedimento di frazionamento sottovuoto in circuito chiuso

Info

Publication number
IT1124597B
IT1124597B IT26360/79A IT2636079A IT1124597B IT 1124597 B IT1124597 B IT 1124597B IT 26360/79 A IT26360/79 A IT 26360/79A IT 2636079 A IT2636079 A IT 2636079A IT 1124597 B IT1124597 B IT 1124597B
Authority
IT
Italy
Prior art keywords
fractioning
procedure
closed circuit
circuit vacuum
vacuum
Prior art date
Application number
IT26360/79A
Other languages
English (en)
Other versions
IT7926360A0 (it
Inventor
Herbert Lytle Thompson
Original Assignee
Uop Inc
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 Uop Inc filed Critical Uop Inc
Publication of IT7926360A0 publication Critical patent/IT7926360A0/it
Application granted granted Critical
Publication of IT1124597B publication Critical patent/IT1124597B/it

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/10—Vacuum distillation
    • 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
    • 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
    • C10G7/00—Distillation of hydrocarbon oils

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)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
IT26360/79A 1978-10-10 1979-10-09 Procedimento di frazionamento sottovuoto in circuito chiuso IT1124597B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/949,606 US4175034A (en) 1978-10-10 1978-10-10 Closed-loop vacuum fractionation process

Publications (2)

Publication Number Publication Date
IT7926360A0 IT7926360A0 (it) 1979-10-09
IT1124597B true IT1124597B (it) 1986-05-07

Family

ID=25489323

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26360/79A IT1124597B (it) 1978-10-10 1979-10-09 Procedimento di frazionamento sottovuoto in circuito chiuso

Country Status (8)

Country Link
US (1) US4175034A (it)
JP (1) JPS5827961B2 (it)
CA (1) CA1144513A (it)
DE (1) DE2940937C2 (it)
ES (1) ES484767A1 (it)
FR (1) FR2438677B1 (it)
GB (1) GB2035367B (it)
IT (1) IT1124597B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4343840A (en) * 1981-02-27 1982-08-10 Old-North Manufacturing Company, Inc. Method and apparatus for treating cellulosic products
US4725425A (en) * 1984-06-19 1988-02-16 Ethyl Corporation Continuous vacuum process for recovering bromine
US4719096A (en) * 1984-06-19 1988-01-12 Ethyl Corporation Continuous two-stage vacuum process for recovering bromine
US4978518A (en) * 1984-06-19 1990-12-18 Ethyl Corporation Continuous vacuum process for recovering vromine
US4690733A (en) * 1985-03-20 1987-09-01 Union Carbide Corporation Process for the separation of hydrocarbons from a mixed feedstock
ZA87922B (en) * 1986-02-28 1987-09-30 Macdermid Inc Photoresist stripper composition
JP3411280B2 (ja) * 1992-09-21 2003-05-26 協和醗酵工業株式会社 血小板減少症治療剤
US5882486A (en) * 1996-01-18 1999-03-16 Moore, Jr.; John W. Glycol refining
US6773554B1 (en) 1996-01-18 2004-08-10 John W. Moore, Jr. Hazardous waste disposal
US6346173B2 (en) 1996-08-16 2002-02-12 Evgueni D. Petroukhine Method for the vacuum distillation of a liquid product, particularly oil stock, (variants) and system for realizing the same
US5922174A (en) * 1996-11-25 1999-07-13 Eco-Still Corporation Distilling apparatus
RU2229324C2 (ru) * 2001-12-26 2004-05-27 Общество с ограниченной ответственностью "Кубаньгазпром" Способ переработки газового конденсата
RU2206364C1 (ru) * 2002-03-20 2003-06-20 Новаковский Евгений Петрович Установка и способ одноступенчатой переработки легкого газового конденсата
RU2354430C1 (ru) * 2007-12-20 2009-05-10 Валерий Григорьевич Цегельский Способ создания вакуума в вакуумной колонне перегонки нефтяного сырья и установка для осуществления способа
US20090241778A1 (en) * 2008-03-26 2009-10-01 Lechnick William J Use of Solvent Stream as Motive Fluid in Ejector Unit for Regenerating Solvent for Absorption Unit
US8734618B2 (en) * 2008-12-08 2014-05-27 Shell Oil Company Apparatus
RU2392028C1 (ru) * 2008-12-25 2010-06-20 Валерий Григорьевич Цегельский Способ создания вакуума в вакуумной колонне перегонки нефтяного сырья и установка для осуществления способа
US8747622B2 (en) 2011-06-28 2014-06-10 Uop Llc Aromatics-recovery process
US9126126B2 (en) 2011-06-28 2015-09-08 Uop Llc Aromatics-recovery process
WO2013003011A2 (en) * 2011-06-28 2013-01-03 Uop Llc Improved aromatics-recovery process

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2224925A (en) * 1939-10-13 1940-12-17 Armour & Co Fractional distillation of fatty acid materials
US2462013A (en) * 1942-11-07 1949-02-15 Standard Oil Dev Co Stripping of emulsion polymerization latcies
FR1421281A (fr) * 1963-03-01 1965-12-17 Shell Int Research Procédé de fractionnement par extraction de mélanges d'hydrocarbures contenant des aromatiques
US3322667A (en) * 1964-05-11 1967-05-30 Phillips Petroleum Co Hydrocarbon stripping process
US3413217A (en) * 1966-10-20 1968-11-26 Universal Oil Prod Co Steam cooling of alkylate fractionator
US3492222A (en) * 1967-11-14 1970-01-27 Universal Oil Prod Co Solvent recovery process
US3471371A (en) * 1968-04-25 1969-10-07 Foster Wheeler Corp Steam stripping process with recycle water as a source of steam
US3560374A (en) * 1968-12-18 1971-02-02 Universal Oil Prod Co Aromatic extraction process
US3551327A (en) * 1969-03-12 1970-12-29 Universal Oil Prod Co Extractive distillation of aromatics with a sulfolane solvent
US3642614A (en) * 1970-06-18 1972-02-15 Universal Oil Prod Co Reduction of soluble contaminants in lean solvent
US4023946A (en) * 1973-11-09 1977-05-17 Schwartzman Everett H Rectification system for the separation of fluids
US3864244A (en) * 1973-11-23 1975-02-04 Universal Oil Prod Co Solvent extraction with internal preparation of stripping steam
US4083772A (en) * 1976-07-19 1978-04-11 Uop Inc. Aromatic hydrocarbon separation process

Also Published As

Publication number Publication date
ES484767A1 (es) 1980-06-16
DE2940937C2 (de) 1982-07-01
US4175034A (en) 1979-11-20
GB2035367A (en) 1980-06-18
FR2438677A1 (fr) 1980-05-09
DE2940937A1 (de) 1980-04-17
JPS5827961B2 (ja) 1983-06-13
JPS5553224A (en) 1980-04-18
FR2438677B1 (fr) 1985-06-21
GB2035367B (en) 1983-01-19
IT7926360A0 (it) 1979-10-09
CA1144513A (en) 1983-04-12

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