FR2146467A1 - - Google Patents

Info

Publication number
FR2146467A1
FR2146467A1 FR7226333A FR7226333A FR2146467A1 FR 2146467 A1 FR2146467 A1 FR 2146467A1 FR 7226333 A FR7226333 A FR 7226333A FR 7226333 A FR7226333 A FR 7226333A FR 2146467 A1 FR2146467 A1 FR 2146467A1
Authority
FR
France
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
FR7226333A
Other languages
French (fr)
Other versions
FR2146467B1 (hu
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.)
Czech Academy of Sciences CAS
Original Assignee
Czech Academy of Sciences CAS
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 Czech Academy of Sciences CAS filed Critical Czech Academy of Sciences CAS
Publication of FR2146467A1 publication Critical patent/FR2146467A1/fr
Application granted granted Critical
Publication of FR2146467B1 publication Critical patent/FR2146467B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D7/00—Sublimation
    • B01D7/02—Crystallisation directly from the vapour phase
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/573—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Treating Waste Gases (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
FR7226333A 1971-07-22 1972-07-21 Expired FR2146467B1 (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS539971A CS157883B1 (hu) 1971-07-22 1971-07-22

Publications (2)

Publication Number Publication Date
FR2146467A1 true FR2146467A1 (hu) 1973-03-02
FR2146467B1 FR2146467B1 (hu) 1978-03-03

Family

ID=5398820

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7226333A Expired FR2146467B1 (hu) 1971-07-22 1972-07-21

Country Status (4)

Country Link
CS (1) CS157883B1 (hu)
DE (1) DE2235639A1 (hu)
FR (1) FR2146467B1 (hu)
GB (1) GB1381892A (hu)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2584943A1 (fr) * 1985-07-16 1987-01-23 Ceskoslovenska Akademie Ved Procede et appareil pour la separation de solides d'avec des melanges gazeux

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD105800A1 (hu) * 1973-07-05 1974-05-12
CS229768B1 (en) * 1982-07-23 1984-06-18 Jaroslav Ing Csc Vitovec Device for continuous vapour desublimation of subliming substance

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2584943A1 (fr) * 1985-07-16 1987-01-23 Ceskoslovenska Akademie Ved Procede et appareil pour la separation de solides d'avec des melanges gazeux

Also Published As

Publication number Publication date
CS157883B1 (hu) 1974-10-15
GB1381892A (en) 1975-01-29
FR2146467B1 (hu) 1978-03-03
DE2235639A1 (de) 1973-02-01

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Legal Events

Date Code Title Description
ST Notification of lapse