FR1456315A - Procédé de purification d'une substance cristalline - Google Patents

Procédé de purification d'une substance cristalline

Info

Publication number
FR1456315A
FR1456315A FR40700A FR40700A FR1456315A FR 1456315 A FR1456315 A FR 1456315A FR 40700 A FR40700 A FR 40700A FR 40700 A FR40700 A FR 40700A FR 1456315 A FR1456315 A FR 1456315A
Authority
FR
France
Prior art keywords
purification
crystalline substance
crystalline
substance
Prior art date
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
FR40700A
Other languages
English (en)
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
Application granted granted Critical
Publication of FR1456315A publication Critical patent/FR1456315A/fr
Expired 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C07C17/392—Separation; Purification; Stabilisation; Use of additives by crystallisation; Purification or separation of the crystals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR40700A 1964-12-02 1965-12-02 Procédé de purification d'une substance cristalline Expired FR1456315A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB49017/64A GB1125122A (en) 1964-12-02 1964-12-02 Process and apparatus for the purification of crystallisable substances

Publications (1)

Publication Number Publication Date
FR1456315A true FR1456315A (fr) 1966-10-21

Family

ID=10450812

Family Applications (1)

Application Number Title Priority Date Filing Date
FR40700A Expired FR1456315A (fr) 1964-12-02 1965-12-02 Procédé de purification d'une substance cristalline

Country Status (7)

Country Link
US (1) US3474636A (fr)
BE (1) BE673214A (fr)
DE (1) DE1519817A1 (fr)
ES (1) ES320270A1 (fr)
FR (1) FR1456315A (fr)
GB (1) GB1125122A (fr)
NL (1) NL6515674A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4313491A (en) * 1978-06-30 1982-02-02 Molitor Industries, Inc. Coiled heat exchanger
US4340547A (en) * 1980-03-10 1982-07-20 Scm Corporation Process for concentrating a flow of lipids in solvent
FI70376C (fi) * 1984-07-04 1986-09-19 Neste Oy Foerfarande och anordning foer separering eller rening av organiska aemnen
GB8624266D0 (en) * 1986-10-09 1986-11-12 Ici Plc Separation process
US5004046A (en) * 1990-06-11 1991-04-02 Thermodynetics, Inc. Heat exchange method and apparatus
US7413004B2 (en) * 2006-02-27 2008-08-19 Okonski Sr John E High-efficiency enhanced boiler
WO2010005422A1 (fr) * 2008-07-07 2010-01-14 Okonski John E Jr Chaudière améliorée à haut rendement
CN105148377B (zh) * 2015-07-21 2018-07-27 苏州百利医疗用品有限公司 一种医用螺旋芯取样管

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US895192A (en) * 1906-08-24 1908-08-04 American Air Liquefying Co Apparatus for liquefying air.
US2062321A (en) * 1933-07-14 1936-12-01 Isaac H Levin Method and apparatus for heat interchange
US2617273A (en) * 1949-04-25 1952-11-11 Phillips Petroleum Co Continuous crystallization apparatus and process
US2940272A (en) * 1955-01-03 1960-06-14 Phillips Petroleum Co Separation by crystallization
US3182463A (en) * 1959-07-20 1965-05-11 Dayton R Stemple Jr Refrigeration method for reducing the salt content of brine
US3132096A (en) * 1961-11-21 1964-05-05 Socony Mobil Oil Co Inc Continuous saline water purification
US3253419A (en) * 1963-04-29 1966-05-31 Phillips Petroleum Co Batch fractional crystallization and purification

Also Published As

Publication number Publication date
US3474636A (en) 1969-10-28
NL6515674A (fr) 1966-06-03
BE673214A (fr) 1966-06-02
DE1519817A1 (de) 1969-02-13
GB1125122A (en) 1968-08-28
ES320270A1 (es) 1966-09-01

Similar Documents

Publication Publication Date Title
FR1461027A (fr) Procédé perfectionné de préparation de polyphosphates d'ammonium
FR1451805A (fr) Procédé de production de 4, 4'-diaminodiarylalcanes
FR1456315A (fr) Procédé de purification d'une substance cristalline
FR1434059A (fr) Procédé de préparation d'oxyamines tertiaires
FR1456247A (fr) Procédé de purification de l'acétone
FR1385883A (fr) Procédé pour la dimérisation d'acrylonitrile
FR1492823A (fr) Procédé de purification du 2, 2, 2-trifluoro-1-chloro-1-bromoéthane
FR1475709A (fr) Procédé de production d'organopolysiloxanes
FR1490312A (fr) Procédé perfectionné de purification de l'epsilon-caprolactame
FR1461936A (fr) Procédé de purification de l'acroléine impure
FR1436391A (fr) Procédé de préparation d'amides nu-substitués
FR1479268A (fr) Procédé de production de l'alpha-acétyldigitoxyine
FR1450917A (fr) Procédé de synthèse de cyclopentanediones
FR1349512A (fr) Procédé de production d'alkylmercaptophénols
FR1414256A (fr) Procédé de préparation d'arylboranes
FR1430886A (fr) Procédé de purification d'alcanolamines
FR1439414A (fr) Procédé de production d'hydrocarbures nitrés
FR1438722A (fr) Procédé de cristallisation
CH465236A (fr) Procédé de production d'interpolymères d'acrylonitrile
FR1388284A (fr) Procédé de production d'epsilon-caprolactame
FR1433370A (fr) Procédé d'obtention de nu1-acétyl p-aminobenzènesulfamides
FR1441033A (fr) Procédé de fabrication de nu-méthyl-carbamates d'alcénylmercaptophényle
FR1449194A (fr) Procédé de purification de l'adiponitrile
FR1451809A (fr) Procédé perfectionné de synthèse de l'alpha-bêta-diméthyl-gamma-pentylbutenolide
FR1467522A (fr) Procédé de purification de l'alpha-méthoxy-alpha.alpha-difluoro-beta.beta-dichloro-éthane