IN2014CN02699A - - Google Patents

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Publication number
IN2014CN02699A
IN2014CN02699A IN2699CHN2014A IN2014CN02699A IN 2014CN02699 A IN2014CN02699 A IN 2014CN02699A IN 2699CHN2014 A IN2699CHN2014 A IN 2699CHN2014A IN 2014CN02699 A IN2014CN02699 A IN 2014CN02699A
Authority
IN
India
Prior art keywords
fractionation
fractionation column
section
withdrawn
column
Prior art date
Application number
Other languages
English (en)
Inventor
Manish Bhargave
Eric Wing tak WONG
Original Assignee
Kellogg Brown & Root Llc
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 Kellogg Brown & Root Llc filed Critical Kellogg Brown & Root Llc
Publication of IN2014CN02699A publication Critical patent/IN2014CN02699A/en

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Classifications

    • 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
    • B01D3/141—Fractional distillation or use of a fractionation or rectification column where at least one distillation column contains at least one dividing wall
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (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)
IN2699CHN2014 2011-09-19 2012-09-18 IN2014CN02699A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161536529P 2011-09-19 2011-09-19
US201161536517P 2011-09-19 2011-09-19
PCT/US2012/055925 WO2013043606A1 (en) 2011-09-19 2012-09-18 Dividing wall column for alpha-methylstyrene and cumene distillation

Publications (1)

Publication Number Publication Date
IN2014CN02699A true IN2014CN02699A (pt) 2015-07-03

Family

ID=47879594

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2699CHN2014 IN2014CN02699A (pt) 2011-09-19 2012-09-18

Country Status (5)

Country Link
US (1) US20130068609A1 (pt)
JP (1) JP6038928B2 (pt)
CN (1) CN104093466A (pt)
IN (1) IN2014CN02699A (pt)
WO (1) WO2013043606A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2952237A1 (en) 2014-06-02 2015-12-09 Sulzer Chemtech AG Method for purification of benzoic acid
KR101728905B1 (ko) * 2014-09-26 2017-05-02 한화케미칼 주식회사 분리벽형 증류탑 및 이를 이용한 네오펜틸글리콜의 정제 방법
TWI746500B (zh) * 2016-01-22 2021-11-21 美商愛克瑪公司 使用分隔壁塔蒸餾純化硫醇或噻吩
US9815756B2 (en) * 2016-03-31 2017-11-14 Uop Llc Methods and apparatuses for phenol fractionation in a single dividing wall column
WO2018097690A1 (ko) 2016-11-28 2018-05-31 주식회사 엘지화학 메탄올 및 아세톤의 제거 유닛 및 이를 포함하는 페놀 및 비스페놀 a의 제조 시스템
EP3942000B1 (en) 2019-05-15 2023-08-16 Sulzer Management AG Method of producing hexane from a c5-c6 isomerization unit stream using a dividing wall column
CN114478171A (zh) * 2020-10-26 2022-05-13 中国石油化工股份有限公司 一种异丙苯的精制方法和系统
CN113979830A (zh) * 2021-11-29 2022-01-28 中国成达工程有限公司 一种α-甲基苯乙烯精制的方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4230533A (en) * 1978-06-19 1980-10-28 Phillips Petroleum Company Fractionation method and apparatus
DE3160695D1 (en) * 1980-05-27 1983-09-01 Bp Chem Int Ltd Process for the recovery of pure acetone from cumene hydroperoxide cleavage reaction product
US4333801A (en) * 1981-08-03 1982-06-08 Uop Inc. Recovery of a cumene/alpha-methylstyrene fraction from a mixture thereof with phenol and water
JP2580279B2 (ja) * 1988-09-27 1997-02-12 三菱化学株式会社 ａ―メチルスチレンの製造方法
US5905178A (en) * 1998-04-20 1999-05-18 Catalytic Distillation Technologies Removal of α-methyl styrene from cumene
DE10046609A1 (de) * 2000-09-20 2002-04-04 Basf Ag Verfahren und Vorrichtung zur destillativen Trennung von C5+-Schnitten
US6645350B1 (en) * 2001-06-15 2003-11-11 Uop Llc Dividing wall column fractionation tray
US7381854B2 (en) * 2004-12-20 2008-06-03 Kellogg Brown & Root Llc Selective hydrogenation of alpha-methyl-styrene to cumene
US7186866B1 (en) * 2005-11-14 2007-03-06 Sunoco, Inc. (R&M) Process for recovery of cumene hydroperoxide decomposition products by distillation
CN101429089B (zh) * 2007-11-07 2011-08-17 中国石油化工股份有限公司 用于含乙苯、苯乙烯物料分离的分壁式精馏塔
CN101429088B (zh) * 2007-11-07 2012-01-25 中国石油化工股份有限公司 用于分离含乙苯和苯乙烯物流的精馏方法
JP5479675B2 (ja) * 2007-11-14 2014-04-23 三井化学株式会社 トルエンジイソシアネートの製造方法
US8323457B2 (en) * 2008-10-30 2012-12-04 Kellogg Brown & Root Llc Dividing wall column with a heat pump
US7956157B2 (en) * 2008-12-31 2011-06-07 Fina Technology, Inc. Processes using dividing wall distillation column

Also Published As

Publication number Publication date
WO2013043606A1 (en) 2013-03-28
US20130068609A1 (en) 2013-03-21
JP2015507601A (ja) 2015-03-12
CN104093466A (zh) 2014-10-08
JP6038928B2 (ja) 2016-12-07

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