FR2291959B1 - - Google Patents

Info

Publication number
FR2291959B1
FR2291959B1 FR7535506A FR7535506A FR2291959B1 FR 2291959 B1 FR2291959 B1 FR 2291959B1 FR 7535506 A FR7535506 A FR 7535506A FR 7535506 A FR7535506 A FR 7535506A FR 2291959 B1 FR2291959 B1 FR 2291959B1
Authority
FR
France
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.)
Expired
Application number
FR7535506A
Other versions
FR2291959A1 (fr
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of FR2291959A1 publication Critical patent/FR2291959A1/fr
Application granted granted Critical
Publication of FR2291959B1 publication Critical patent/FR2291959B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (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)
FR7535506A 1974-11-21 1975-11-20 Procede de separation du para-xylene Granted FR2291959A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5044474A GB1476222A (en) 1974-11-21 1974-11-21 Separating xylenes by crystal size classification

Publications (2)

Publication Number Publication Date
FR2291959A1 FR2291959A1 (fr) 1976-06-18
FR2291959B1 true FR2291959B1 (fr) 1979-05-11

Family

ID=10455914

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7535506A Granted FR2291959A1 (fr) 1974-11-21 1975-11-20 Procede de separation du para-xylene

Country Status (9)

Country Link
US (1) US4025573A (fr)
JP (1) JPS5175028A (fr)
AU (1) AU8674475A (fr)
BE (1) BE835730A (fr)
DE (1) DE2552121A1 (fr)
ES (1) ES442879A1 (fr)
FR (1) FR2291959A1 (fr)
GB (1) GB1476222A (fr)
NL (1) NL7513569A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU184674B (en) * 1979-03-21 1984-09-28 Richter Gedeon Vegyeszet Method and apparatus for yielding solid material from solution by crystallization
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.
NL8202518A (nl) * 1982-06-22 1984-01-16 Tno Werkwijze en inrichting voor het in tegenstroom behandelen van gesuspendeerde deeltjes met een vloeistof.
US5329061A (en) * 1993-06-01 1994-07-12 Uop Crystallization process for para-xylene recovery using two-stage recovery section
FR2728894A1 (fr) * 1994-12-29 1996-07-05 Inst Francais Du Petrole Procede de separation de paraxylene comportant au moins deux etages de cristallisation a haute temperature
DE19536827A1 (de) * 1995-10-02 1997-04-03 Basf Ag Verfahren und Vorrichtung zur Trennung flüssiger eutektischer Mischungen durch Kristallisation an Kühlflächen
EP1094047A1 (fr) * 1999-10-22 2001-04-25 Technische Universiteit Delft Crystallisation de materiau a partir de solutions aqueuses
US20100012597A1 (en) * 2008-06-02 2010-01-21 David Magdiel S Frigid-reactance grease/oil removal system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3544646A (en) * 1968-10-09 1970-12-01 Universal Oil Prod Co Hydrocarbon separation via crystallization methods
US3643453A (en) * 1968-12-26 1972-02-22 Shell Oil Co Selective crystallization of paraxylene in a water-alkanol mixture
US3758601A (en) * 1971-11-17 1973-09-11 R Wylie Three-phase organics separation process
US3798282A (en) * 1972-08-11 1974-03-19 Standard Oil Co Selective separation of xylenes by crystal size classification

Also Published As

Publication number Publication date
BE835730A (fr) 1976-05-19
JPS5175028A (en) 1976-06-29
US4025573A (en) 1977-05-24
AU8674475A (en) 1977-05-26
GB1476222A (en) 1977-06-10
NL7513569A (nl) 1976-05-25
FR2291959A1 (fr) 1976-06-18
ES442879A1 (es) 1977-04-01
DE2552121A1 (de) 1976-05-26

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Legal Events

Date Code Title Description
ST Notification of lapse