IN191220B - - Google Patents

Info

Publication number
IN191220B
IN191220B IN425CA1997A IN191220B IN 191220 B IN191220 B IN 191220B IN 425CA1997 A IN425CA1997 A IN 425CA1997A IN 191220 B IN191220 B IN 191220B
Authority
IN
India
Application number
Other languages
English (en)
Inventor
Fu-Ming Lee
Stephen G Norwood
Joseph C Gentry
Original Assignee
Hfm Int 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 Hfm Int Inc filed Critical Hfm Int Inc
Publication of IN191220B publication Critical patent/IN191220B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/40—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals
    • C07C15/42—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals monocyclic
    • C07C15/44—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals monocyclic the hydrocarbon substituent containing a carbon-to-carbon double bond
    • C07C15/46—Styrene; Ring-alkylated styrenes
    • 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
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
    • B01D3/322—Reboiler specifications
    • 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
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/36—Azeotropic distillation
    • 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
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/40—Extractive distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
    • C07C5/327—Formation of non-aromatic carbon-to-carbon double bonds only
    • 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
    • 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
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
    • C07C7/163—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound by hydrogenation
    • C07C7/167—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound by hydrogenation for removal of compounds containing a triple carbon-to-carbon bond
    • 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
    • C10G53/00—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes
    • C10G53/02—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only
    • C10G53/04—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only including at least one extraction step
    • 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
    • C10G7/08—Azeotropic or extractive distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IN425CA1997 1996-09-26 1997-03-11 IN191220B (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/719,692 US5877385A (en) 1996-05-21 1996-09-26 Process including extractive distillation and/or dehydrogenation to produce styrene from petroleum feedstock including ethyl-benzene/xylene mixtures

Publications (1)

Publication Number Publication Date
IN191220B true IN191220B (ko) 2003-10-11

Family

ID=24891003

Family Applications (1)

Application Number Title Priority Date Filing Date
IN425CA1997 IN191220B (ko) 1996-09-26 1997-03-11

Country Status (7)

Country Link
US (1) US5877385A (ko)
AR (1) AR008837A1 (ko)
AU (1) AU4264297A (ko)
CO (1) CO4850622A1 (ko)
IN (1) IN191220B (ko)
WO (1) WO1998013320A1 (ko)
ZA (1) ZA978535B (ko)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6100439A (en) 1998-12-14 2000-08-08 Betzdearborn Inc. Styrene caustic wash extraction aid
CN1172886C (zh) * 2001-06-29 2004-10-27 中国石油化工股份有限公司 一种抽提蒸馏分离芳烃的方法及使用的复合溶剂
FR2844790B1 (fr) * 2002-09-20 2004-10-22 Inst Francais Du Petrole Procede de coproduction de paraxylene et de styrene
CN101121634B (zh) * 2006-08-11 2010-06-16 中国石油化工股份有限公司 裂解汽油中苯乙烯的回收方法
US7871514B2 (en) * 2007-08-10 2011-01-18 Cpc Corporation, Taiwan Extractive distillation processes using water-soluble extractive solvents
US7666299B2 (en) * 2007-08-10 2010-02-23 Amt International, Inc. Extractive distillation process for recovering aromatics from petroleum streams
US7879225B2 (en) * 2008-04-10 2011-02-01 CPC Corporation Taiwan Energy efficient and throughput enhancing extractive process for aromatics recovery
CN101875592B (zh) * 2009-04-30 2013-07-31 中国石油化工股份有限公司 萃取精馏分离苯乙烯所用萃取溶剂的再生方法
US8771476B2 (en) * 2009-07-17 2014-07-08 Gtc Technology Lp Methods for inhibiting polymerization of vinyl aromatic compounds during extractive distillation
US8361312B2 (en) * 2009-07-17 2013-01-29 Gtc Technology, Lp Methods for removal of colored- and sulfur-containing impurities from hydrocarbon streams
US8362313B2 (en) * 2009-07-17 2013-01-29 Gtc Technology, Lp Processes and systems for recovery of styrene from a styrene-containing feedstock
US8460517B2 (en) * 2009-09-02 2013-06-11 Gtc Technology Us Llc Methods and apparatuses for steam addition to a reboiler coupled to an extractive distillation column for improved extractive distillation
DE102010051396A1 (de) 2010-11-16 2012-05-16 Thyssenkrupp Uhde Gmbh Verfahren zur Entfernung schwersiedender Kohlenwasserstoffe aus Lösungsmittelströmen
US9221729B1 (en) * 2015-02-23 2015-12-29 Allnew Chemical Technology Company Extractive distillation for aromatics recovery
CN104829413B (zh) * 2015-03-26 2017-01-18 南京师范大学 单侧线减压萃取抽提轻质裂解碳九芳烃中苯乙烯的方法
CN105602613B (zh) * 2016-01-24 2017-10-31 太原理工大学 一步法分离煤直接液化油中酚、芳烃和烷烃的方法
SG11201901027WA (en) * 2016-08-11 2019-03-28 Versalis Spa Process for the purification of the solvent deriving from the production of elastomeric blends
US10093873B2 (en) 2016-09-06 2018-10-09 Saudi Arabian Oil Company Process to recover gasoline and diesel from aromatic complex bottoms
US11066344B2 (en) 2017-02-16 2021-07-20 Saudi Arabian Oil Company Methods and systems of upgrading heavy aromatics stream to petrochemical feedstock
KR102464480B1 (ko) * 2020-06-16 2022-11-07 주식회사 엘지화학 방향족 탄화수소의 제조방법
US11370980B2 (en) 2020-07-31 2022-06-28 Saudi Arabian Oil Company Recycle catalytic reforming process to increase aromatics yield
US11613714B2 (en) 2021-01-13 2023-03-28 Saudi Arabian Oil Company Conversion of aromatic complex bottoms to useful products in an integrated refinery process
US11591526B1 (en) 2022-01-31 2023-02-28 Saudi Arabian Oil Company Methods of operating fluid catalytic cracking processes to increase coke production
CN116531798B (zh) * 2023-05-29 2023-11-10 苏州肤莱特生物科技有限公司 一种植物精华萃取装置及其萃取方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2380019A (en) * 1942-02-09 1945-07-10 Lummus Co Azeotropic distillation
US2385235A (en) * 1942-10-26 1945-09-18 Lummus Co Styrene distillation
US2467197A (en) * 1945-09-06 1949-04-12 Allied Chem & Dye Corp Azeotropic distillation of styrene
US2831039A (en) * 1955-04-04 1958-04-15 Standard Oil Co Solvent extraction
US3018228A (en) * 1958-08-04 1962-01-23 Monsanto Chemicals Extractive distillation process
GB1274784A (en) * 1969-02-17 1972-05-17 Toray Industries Recovery of aromatic hydrocarbons
JPS5021B1 (ko) * 1970-07-18 1975-01-06
US3953300A (en) * 1972-11-29 1976-04-27 Snam Progetti, S.P.A. Process for separating a high purity vinyl aromatic hydrocarbon from hydrocarbon mixtures containing the same
US5196632A (en) * 1990-08-09 1993-03-23 The Badger Company, Inc. Treatment of heat exchangers to reduce corrosion and by-product reactions

Also Published As

Publication number Publication date
AR008837A1 (es) 2000-02-23
US5877385A (en) 1999-03-02
CO4850622A1 (es) 1999-10-26
WO1998013320A1 (en) 1998-04-02
ZA978535B (en) 1998-04-17
AU4264297A (en) 1998-04-17

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