CH526321A - Vorrichtung zur Reinigung von krstalliner Substanz - Google Patents

Vorrichtung zur Reinigung von krstalliner Substanz

Info

Publication number
CH526321A
CH526321A CH978471A CH978471A CH526321A CH 526321 A CH526321 A CH 526321A CH 978471 A CH978471 A CH 978471A CH 978471 A CH978471 A CH 978471A CH 526321 A CH526321 A CH 526321A
Authority
CH
Switzerland
Prior art keywords
cleaning
crystalline substance
crystalline
substance
Prior art date
Application number
CH978471A
Other languages
English (en)
Inventor
Imura Takeshi
Saito Shigeru
Tanabe Makoto
Sato Takeshi
Original Assignee
Kureha Chemical Ind Co 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 Kureha Chemical Ind Co Ltd filed Critical Kureha Chemical Ind Co Ltd
Publication of CH526321A publication Critical patent/CH526321A/de

Links

Classifications

    • 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
    • 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
    • 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)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH978471A 1970-07-02 1971-07-02 Vorrichtung zur Reinigung von krstalliner Substanz CH526321A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5791570 1970-07-02

Publications (1)

Publication Number Publication Date
CH526321A true CH526321A (de) 1972-08-15

Family

ID=13069277

Family Applications (1)

Application Number Title Priority Date Filing Date
CH978471A CH526321A (de) 1970-07-02 1971-07-02 Vorrichtung zur Reinigung von krstalliner Substanz

Country Status (4)

Country Link
CH (1) CH526321A (de)
DE (1) DE2133036A1 (de)
FR (1) FR2100216A5 (de)
GB (1) GB1349958A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5285124A (en) * 1976-01-07 1977-07-15 Kanto Denka Kogyo Kk Separation of paraadichlorobenzene
JPS6025504A (ja) * 1983-07-21 1985-02-08 Kureha Chem Ind Co Ltd 結晶精製装置

Also Published As

Publication number Publication date
FR2100216A5 (de) 1972-03-17
GB1349958A (en) 1974-04-10
DE2133036A1 (de) 1972-01-13

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Legal Events

Date Code Title Description
PL Patent ceased