BR7501394A - Processo para separar paraxileno de uma mistura mormalmente liquida de isomeros de xileno e aromaticos c8 - Google Patents

Processo para separar paraxileno de uma mistura mormalmente liquida de isomeros de xileno e aromaticos c8

Info

Publication number
BR7501394A
BR7501394A BR1394/75A BR7501394A BR7501394A BR 7501394 A BR7501394 A BR 7501394A BR 1394/75 A BR1394/75 A BR 1394/75A BR 7501394 A BR7501394 A BR 7501394A BR 7501394 A BR7501394 A BR 7501394A
Authority
BR
Brazil
Prior art keywords
x8ylene
mormally
liquid mixture
aromatic isomers
separate paraxylene
Prior art date
Application number
BR1394/75A
Other languages
English (en)
Portuguese (pt)
Inventor
S Chandrasekar
G Wood
Original Assignee
Standard 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 Standard Oil Co filed Critical Standard Oil Co
Publication of BR7501394A publication Critical patent/BR7501394A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/02—Solvent extraction of solids
    • B01D11/0269—Solid material in other moving receptacles
    • B01D11/0273—Solid material in other moving receptacles in rotating drums
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/02—Solvent extraction of solids
    • B01D11/028—Flow sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/004—Fractional crystallisation; Fractionating or rectifying columns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/14—Purification; Separation; Use of additives by crystallisation; Purification or separation of the crystals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (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)
BR1394/75A 1974-03-11 1975-03-10 Processo para separar paraxileno de uma mistura mormalmente liquida de isomeros de xileno e aromaticos c8 BR7501394A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US44990974A 1974-03-11 1974-03-11

Publications (1)

Publication Number Publication Date
BR7501394A true BR7501394A (pt) 1975-12-09

Family

ID=23785971

Family Applications (1)

Application Number Title Priority Date Filing Date
BR1394/75A BR7501394A (pt) 1974-03-11 1975-03-10 Processo para separar paraxileno de uma mistura mormalmente liquida de isomeros de xileno e aromaticos c8

Country Status (11)

Country Link
JP (1) JPS50126624A (xx)
BE (1) BE826553A (xx)
BR (1) BR7501394A (xx)
DD (1) DD117669A5 (xx)
DE (1) DE2509182A1 (xx)
ES (1) ES435492A1 (xx)
FR (1) FR2263994A1 (xx)
GB (1) GB1493489A (xx)
IT (1) IT1029989B (xx)
NL (1) NL7502812A (xx)
TR (1) TR18478A (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8200075A (nl) * 1982-01-11 1983-08-01 Tno Werkwijze voor het continu gedeeltelijk kristaliseren en het scheiden van een vloeibaar mengsel en een inrichting voor het uitvoeren van deze werkwijze.
US5498822A (en) * 1994-04-04 1996-03-12 Mobil Oil Corporation Single temperature stage crystallization of paraxylene
CN102372591B (zh) * 2010-08-23 2014-03-26 中国石油化工股份有限公司 生产对二甲苯的结晶方法
CN102372590B (zh) * 2010-08-23 2014-03-26 中国石油化工股份有限公司 由混合二甲苯生产对二甲苯的结晶方法
TW201240966A (en) * 2011-03-18 2012-10-16 Gtc Technology Us Llc Energy recovery from mother liquid in paraxylene crystallization process
CN103772127B (zh) * 2012-10-25 2015-07-08 中国石油化工股份有限公司 生产对二甲苯的方法
CN103880582B (zh) * 2012-12-19 2015-08-12 中国石油化工股份有限公司 对二甲苯多级结晶方法
CN112679305B (zh) * 2019-10-18 2022-10-11 中国石油化工股份有限公司 对二甲苯的生产方法

Also Published As

Publication number Publication date
DE2509182A1 (de) 1975-10-02
TR18478A (tr) 1977-02-24
ES435492A1 (es) 1977-01-01
BE826553A (fr) 1975-09-11
IT1029989B (it) 1979-03-20
DD117669A5 (xx) 1976-01-20
FR2263994A1 (xx) 1975-10-10
NL7502812A (nl) 1975-09-15
GB1493489A (en) 1977-11-30
JPS50126624A (xx) 1975-10-04

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