FR2469947A1 - Appareil pour le raffinage de matieres cristallines - Google Patents

Appareil pour le raffinage de matieres cristallines

Info

Publication number
FR2469947A1
FR2469947A1 FR8024732A FR8024732A FR2469947A1 FR 2469947 A1 FR2469947 A1 FR 2469947A1 FR 8024732 A FR8024732 A FR 8024732A FR 8024732 A FR8024732 A FR 8024732A FR 2469947 A1 FR2469947 A1 FR 2469947A1
Authority
FR
France
Prior art keywords
assemblies
cylindrical
crystalline
sub
crystalline materials
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.)
Pending
Application number
FR8024732A
Other languages
English (en)
French (fr)
Inventor
Masaaki Shimada
Seisyo Kumagai
Shinichi Sagawa
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.)
Kureha Corp
Original Assignee
Kureha Corp
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 Kureha Corp filed Critical Kureha Corp
Publication of FR2469947A1 publication Critical patent/FR2469947A1/fr
Pending legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Furnace Details (AREA)
FR8024732A 1979-11-22 1980-11-21 Appareil pour le raffinage de matieres cristallines Pending FR2469947A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16232679U JPS5680202U (OSRAM) 1979-11-22 1979-11-22

Publications (1)

Publication Number Publication Date
FR2469947A1 true FR2469947A1 (fr) 1981-05-29

Family

ID=15752402

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8024732A Pending FR2469947A1 (fr) 1979-11-22 1980-11-21 Appareil pour le raffinage de matieres cristallines

Country Status (4)

Country Link
JP (1) JPS5680202U (OSRAM)
DE (1) DE3043823A1 (OSRAM)
FR (1) FR2469947A1 (OSRAM)
GB (1) GB2064976A (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4453959A (en) * 1982-02-25 1984-06-12 Bishkin D Bruce Crystal washing and purification method
JPS6025504A (ja) * 1983-07-21 1985-02-08 Kureha Chem Ind Co Ltd 結晶精製装置
JPS62244402A (ja) * 1986-04-15 1987-10-24 Kureha Chem Ind Co Ltd 結晶精製装置
JP2857891B2 (ja) * 1989-10-04 1999-02-17 繁 齋藤 結晶精製装置
JP4565208B2 (ja) * 2000-03-31 2010-10-20 株式会社クレハ グリコリドの精製方法
EP2923748A1 (en) * 2014-03-28 2015-09-30 Sulzer Chemtech AG A modular sub-unit for a suspension crystallization system and a suspension crystallization process using said modular sub-unit

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800411A (en) * 1954-03-31 1957-07-23 Phillips Petroleum Co Crystal purification apparatus and process
US2922701A (en) * 1956-09-20 1960-01-26 Phillips Petroleum Co Fractional crystallization apparatus
FR2005399A1 (OSRAM) * 1968-04-02 1969-12-12 Kureha Chemical Ind Co Ltd
CH535058A (de) * 1971-08-30 1973-03-31 Inventa Ag Verfahren und Kolonne zur kontinuierlichen Trennung von Stoffgemischen

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800411A (en) * 1954-03-31 1957-07-23 Phillips Petroleum Co Crystal purification apparatus and process
US2922701A (en) * 1956-09-20 1960-01-26 Phillips Petroleum Co Fractional crystallization apparatus
FR2005399A1 (OSRAM) * 1968-04-02 1969-12-12 Kureha Chemical Ind Co Ltd
CH535058A (de) * 1971-08-30 1973-03-31 Inventa Ag Verfahren und Kolonne zur kontinuierlichen Trennung von Stoffgemischen

Also Published As

Publication number Publication date
JPS5680202U (OSRAM) 1981-06-29
GB2064976A (en) 1981-06-24
DE3043823A1 (de) 1981-06-11

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