ES354328A1 - Un procedimiento para la separacion continua de mezclas de sustancias. - Google Patents

Un procedimiento para la separacion continua de mezclas de sustancias.

Info

Publication number
ES354328A1
ES354328A1 ES354328A ES354328A ES354328A1 ES 354328 A1 ES354328 A1 ES 354328A1 ES 354328 A ES354328 A ES 354328A ES 354328 A ES354328 A ES 354328A ES 354328 A1 ES354328 A1 ES 354328A1
Authority
ES
Spain
Prior art keywords
column
substances
crystals
rectifying column
continuously separating
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
ES354328A
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.)
Inventa AG fuer Forschung und Patentverwertung
Original Assignee
Inventa AG fuer Forschung und Patentverwertung
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 Inventa AG fuer Forschung und Patentverwertung filed Critical Inventa AG fuer Forschung und Patentverwertung
Publication of ES354328A1 publication Critical patent/ES354328A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification
    • 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
    • B01D9/005—Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES354328A 1967-05-26 1968-05-25 Un procedimiento para la separacion continua de mezclas de sustancias. Expired ES354328A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH750867A CH466222A (de) 1967-05-26 1967-05-26 Verfahren und Vorrichtung zur kontinuierlichen Trennung von Stoffgemischen durch rektifizierende vielstufige Kristallisation in einer Kolonne

Publications (1)

Publication Number Publication Date
ES354328A1 true ES354328A1 (es) 1969-11-01

Family

ID=4326224

Family Applications (1)

Application Number Title Priority Date Filing Date
ES354328A Expired ES354328A1 (es) 1967-05-26 1968-05-25 Un procedimiento para la separacion continua de mezclas de sustancias.

Country Status (7)

Country Link
US (1) US3501275A (es)
AT (1) AT295475B (es)
CH (1) CH466222A (es)
DE (1) DE1769457B1 (es)
ES (1) ES354328A1 (es)
FR (1) FR1576546A (es)
NL (2) NL6807375A (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE339211B (es) * 1970-01-22 1971-10-04 Stal Refrigeration Ab
US3796060A (en) * 1971-02-22 1974-03-12 Union Carbide Corp Process for purification by crystallization
US3996031A (en) * 1972-10-19 1976-12-07 Sun Ventures, Inc. Fractionation of multicomponent dimethylnaphthelenes feeds by selective crystallization
NL8000906A (nl) * 1980-02-13 1981-09-16 Tno Kristallisatiekolom en werkwijze voor het uitvoeren van een kristallisatie in een dergelijke kolom.
US4406679A (en) * 1981-09-21 1983-09-27 Concentration Specialists, Inc. Apparatus for and method of preparing crystals for washing
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.
SE452026B (sv) * 1983-03-15 1987-11-09 Boliden Ab Forfarande for att separera losningar
US4891191A (en) * 1983-12-05 1990-01-02 Monsanto Company High efficiency column crystallizer
US4822391A (en) * 1987-11-02 1989-04-18 Uwe Rockenfeller Method and apparatus for transferring energy and mass

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2615793A (en) * 1949-08-22 1952-10-28 Phillips Petroleum Co Crystallization apparatus
US2613136A (en) * 1949-12-21 1952-10-07 Phillips Petroleum Co Fractional crystallizer
US2747001A (en) * 1950-06-09 1956-05-22 Phillips Petroleum Co Crystal purification process
US2615794A (en) * 1950-06-26 1952-10-28 Phillips Petroleum Co Crystallization apparatus
US2752230A (en) * 1950-07-28 1956-06-26 Phillips Petroleum Co Crystal purification apparatus
US2852349A (en) * 1954-07-08 1958-09-16 Thomas E Hicks Apparatus for liquid phase extraction
US2919991A (en) * 1955-06-10 1960-01-05 Phillips Petroleum Co Method of controlling crystal purification process and apparatus therefor
US3116980A (en) * 1961-03-27 1964-01-07 Earl S Grimmett Pulse column
US3234747A (en) * 1961-07-03 1966-02-15 Little Inc A Crystal forming and melting by varying applied pressure
US3255598A (en) * 1963-02-08 1966-06-14 Phillips Petroleum Co Crystal forming process
US3261170A (en) * 1963-05-10 1966-07-19 Phillips Petroleum Co Multi-stage crystallization process and apparatus
US3305320A (en) * 1963-07-22 1967-02-21 Phillips Petroleum Co Purification of aluminum nitrate by alternate melting and crystallization
NL134880C (es) * 1964-08-14 1900-01-01
US3392539A (en) * 1965-08-23 1968-07-16 Phillips Petroleum Co Fractional crystallization

Also Published As

Publication number Publication date
FR1576546A (es) 1969-08-01
US3501275A (en) 1970-03-17
NL6807375A (es) 1968-11-27
CH466222A (de) 1968-12-15
AT295475B (de) 1971-12-15
NL135395C (es)
DE1769457B1 (de) 1972-01-13

Similar Documents

Publication Publication Date Title
FR2341343A1 (fr) Procede pour separer des substances d'un melange liquide par cristallisation fractionnee
FR1501266A (fr) Procédé de séparation de cristaux à partir d'un mélange liquide
ES354328A1 (es) Un procedimiento para la separacion continua de mezclas de sustancias.
GB1250236A (es)
GB1179630A (en) Process for Separating Crude Unsaturated Nitriles
ES411298A1 (es) Procedimiento para la recuperacion del isopreno de mezclas que lo contienen.
JPS5433279A (en) Separating method for liquid mixture
IE34240B1 (en) Solvent recovery
ES306649A1 (es) Un procedimiento para recuperacion continua de p-xileno a partir de mezclas liquidas que contienen p-xileno.
GB630884A (en) Improvements in and relating to the absorption and separation of vapours and gases
US2632314A (en) Fractional fusion apparatus
GB1120375A (en) Process and apparatus for the formation and separation of solid materials from a liquid
BE760072A (fr) Procede pour la separation de melamine a partir d'un melange gazeux de synthese comprenant de la vapeur de melamine
GB1378911A (en) Phase separator for liquid-liquid extractors
SE392887B (sv) Forfarande for separation av 1-klor-2,2,2-trifluoretyl-difluormetyleter fran dess blandning med 1-klor-2,2,2-trifluoretyl-difluorklormetyleter genom destillation
SU439296A1 (ru) Способ отделени малых количеств легкокип щих примесей
FR1503626A (fr) Appareil pour la séparation de substances, telles que des impuretés d'un liquide
FR1387755A (fr) Procédé pour séparer le polypropylène d'une bouillie de polypropylène et de propylène liquide, et polypropylène obtenu par ce procédé
GB768636A (en) Improvements in the separation of mixtures of organic substances by fractional crystallisation
ES312677A2 (es) Un procedimiento para la extraccion continua de cobre y compuestos de cobre contenidos en el plomo
FR2103229A5 (en) Crystallisation process and equipment - using emulsions of coolant and product, for purifying aromatic hydrocarbons
BE783923A (fr) Appareil de separation de solides d'un liquide
SU363736A1 (ru) Всесоюзная
GB866421A (en) Distillation apparatus
FR1525959A (fr) Procédé de séparation continue par sorption à contre-courant en phase gazeuse.