FR2273567A1 - Perfectionnement aux procedes de purification cryoscopique - Google Patents

Perfectionnement aux procedes de purification cryoscopique

Info

Publication number
FR2273567A1
FR2273567A1 FR7517520A FR7517520A FR2273567A1 FR 2273567 A1 FR2273567 A1 FR 2273567A1 FR 7517520 A FR7517520 A FR 7517520A FR 7517520 A FR7517520 A FR 7517520A FR 2273567 A1 FR2273567 A1 FR 2273567A1
Authority
FR
France
Prior art keywords
cryoscopic
improvement
purification processes
purification
processes
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.)
Granted
Application number
FR7517520A
Other languages
English (en)
Other versions
FR2273567B1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2273567A1 publication Critical patent/FR2273567A1/fr
Application granted granted Critical
Publication of FR2273567B1 publication Critical patent/FR2273567B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Acoustics & Sound (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Centrifugal Separators (AREA)
FR7517520A 1974-06-07 1975-06-05 Perfectionnement aux procedes de purification cryoscopique Granted FR2273567A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/477,366 US3966445A (en) 1974-06-07 1974-06-07 Freeze refining method

Publications (2)

Publication Number Publication Date
FR2273567A1 true FR2273567A1 (fr) 1976-01-02
FR2273567B1 FR2273567B1 (fr) 1982-04-09

Family

ID=23895621

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7517520A Granted FR2273567A1 (fr) 1974-06-07 1975-06-05 Perfectionnement aux procedes de purification cryoscopique

Country Status (7)

Country Link
US (1) US3966445A (fr)
JP (1) JPS595325B2 (fr)
CA (1) CA1026226A (fr)
CH (1) CH596864A5 (fr)
DE (1) DE2524545A1 (fr)
FR (1) FR2273567A1 (fr)
GB (1) GB1464681A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0494045A1 (fr) * 1990-12-21 1992-07-08 Sulzer Chemtech AG Procédé et appareil pour séparer des substances au moyen de cristallisation

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2722784A1 (de) * 1977-05-20 1978-11-30 Wacker Chemitronic Verfahren zum reinigen von feststoffen
US4249988A (en) * 1978-03-15 1981-02-10 Western Electric Company, Inc. Growing crystals from a melt by controlling additions of material thereto
JPS5782437A (en) * 1980-11-11 1982-05-22 Showa Alum Corp Refining method for aluminum
JPS60124741U (ja) * 1984-01-30 1985-08-22 三ツ星ベルト株式会社 ア−ムレスト取付穴部の構造
JPS60195233U (ja) * 1984-06-05 1985-12-26 三ツ星ベルト株式会社 ア−ムレストの取付穴部の構造
DE3500392A1 (de) * 1985-01-08 1986-07-10 Gebr. Happich Gmbh, 5600 Wuppertal Polsterkoerper fuer den innenraumbereich von fahrzeugen
JPS61218535A (ja) * 1985-02-19 1986-09-29 Asahi Chem Ind Co Ltd スチレン精製方法
DE19520675C2 (de) * 1995-06-07 1999-03-25 Krupp Kunststofftechnik Gmbh Verfahren und Vorrichtung zum Kristallisieren
US6263699B1 (en) * 1998-05-12 2001-07-24 Radleys Combi-Chem, Ltd. Separation of a two phase mixture by freezing
ATE369900T1 (de) * 2004-09-15 2007-09-15 Smet Engineering N V De Gaswaschverfahren und -vorrichtung
EP1818088A1 (fr) 2006-01-20 2007-08-15 De Smet Engineering N.V. Cristallisateurs pour des procédés de fractionnement d'huiles et de graisses
EP1894913A1 (fr) * 2006-08-21 2008-03-05 Desmet Ballestra Oleo s.p.a. Production d'esters d'acides gras et d'alcools inférieurs
EP1905815A1 (fr) * 2006-09-28 2008-04-02 De Smet Engineering S.A. Procédé et disposatif de transfert de phase
EP2028258A1 (fr) 2007-08-01 2009-02-25 N.V. Desmet Ballestra Engineering S.A. Procédé pour la désolvantation d'équipement sous pression réduite
DE102018200009A1 (de) 2018-01-02 2019-07-04 Ford Global Technologies, Llc Lenkrad und Kraftfahrzeug

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US911238A (en) * 1907-12-11 1909-02-02 Ct Freze Ice Process Company Process for making and harvesting plate-ice.
US2764880A (en) * 1950-04-04 1956-10-02 Ohio Commw Eng Co Freezing apparatus
US2780663A (en) * 1953-05-29 1957-02-05 Standard Oil Co Fractional crystallization and crystal washing
US2945903A (en) * 1956-12-26 1960-07-19 Phillips Petroleum Co Fractional crystallization process and apparatus
US3092673A (en) * 1957-10-28 1963-06-04 Phillips Petroleum Co Method and apparatus for crystal purification
US3261170A (en) * 1963-05-10 1966-07-19 Phillips Petroleum Co Multi-stage crystallization process and apparatus
US3400548A (en) * 1965-06-25 1968-09-10 Marathon Oil Co Crystal separation of dimethylnaphthalene
US3543531A (en) * 1967-05-08 1970-12-01 Clyde C Adams Freeze refining apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0494045A1 (fr) * 1990-12-21 1992-07-08 Sulzer Chemtech AG Procédé et appareil pour séparer des substances au moyen de cristallisation
US5230769A (en) * 1990-12-21 1993-07-27 Sulzer Brothers Limited Process and apparatus for separating substances by crystallization

Also Published As

Publication number Publication date
DE2524545A1 (de) 1975-12-18
CH596864A5 (fr) 1978-03-31
GB1464681A (en) 1977-02-16
JPS50161464A (fr) 1975-12-27
FR2273567B1 (fr) 1982-04-09
JPS595325B2 (ja) 1984-02-03
US3966445A (en) 1976-06-29
CA1026226A (fr) 1978-02-14

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Legal Events

Date Code Title Description
ST Notification of lapse