FR2475414B1 - - Google Patents

Info

Publication number
FR2475414B1
FR2475414B1 FR8002802A FR8002802A FR2475414B1 FR 2475414 B1 FR2475414 B1 FR 2475414B1 FR 8002802 A FR8002802 A FR 8002802A FR 8002802 A FR8002802 A FR 8002802A FR 2475414 B1 FR2475414 B1 FR 2475414B1
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.)
Expired
Application number
FR8002802A
Other languages
French (fr)
Other versions
FR2475414A1 (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.)
CHIMIE DEV INTERNAL
Original Assignee
CHIMIE DEV INTERNAL
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 CHIMIE DEV INTERNAL filed Critical CHIMIE DEV INTERNAL
Priority to FR8002802A priority Critical patent/FR2475414A1/fr
Priority to DE8181400151T priority patent/DE3163437D1/de
Priority to EP81400151A priority patent/EP0034089B1/fr
Publication of FR2475414A1 publication Critical patent/FR2475414A1/fr
Application granted granted Critical
Publication of FR2475414B1 publication Critical patent/FR2475414B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B01D3/146—Multiple effect distillation
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F14/00—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
FR8002802A 1980-02-08 1980-02-08 Procede et appareillage permettant la separation, par distillation, d'un melange de produits contenant un element risquant de precipiter lors d'une distillation normale dudit melange Granted FR2475414A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR8002802A FR2475414A1 (fr) 1980-02-08 1980-02-08 Procede et appareillage permettant la separation, par distillation, d'un melange de produits contenant un element risquant de precipiter lors d'une distillation normale dudit melange
DE8181400151T DE3163437D1 (en) 1980-02-08 1981-02-02 Method for the separation by distillation of a mixture of products containing an element liable to precipitate during a normal distillation of this mixture
EP81400151A EP0034089B1 (fr) 1980-02-08 1981-02-02 Procédé permettant la séparation, par distillation, d'un mélange de produits contenant un élément risquant de précipiter lors d'une distillation normale dudit mélange

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8002802A FR2475414A1 (fr) 1980-02-08 1980-02-08 Procede et appareillage permettant la separation, par distillation, d'un melange de produits contenant un element risquant de precipiter lors d'une distillation normale dudit melange

Publications (2)

Publication Number Publication Date
FR2475414A1 FR2475414A1 (fr) 1981-08-14
FR2475414B1 true FR2475414B1 (Direct) 1984-12-28

Family

ID=9238371

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8002802A Granted FR2475414A1 (fr) 1980-02-08 1980-02-08 Procede et appareillage permettant la separation, par distillation, d'un melange de produits contenant un element risquant de precipiter lors d'une distillation normale dudit melange

Country Status (3)

Country Link
EP (1) EP0034089B1 (Direct)
DE (1) DE3163437D1 (Direct)
FR (1) FR2475414A1 (Direct)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL118988C (Direct) * 1943-10-13
FR2004366A1 (en) * 1968-03-21 1969-11-21 Messer Griesheim Gmbh Rectification process for gas mixtures
JPS5490122A (en) * 1977-12-27 1979-07-17 Chiyoda Chem Eng & Constr Co Ltd Distillation of multi-component hydrocarbon composition

Also Published As

Publication number Publication date
FR2475414A1 (fr) 1981-08-14
DE3163437D1 (en) 1984-06-14
EP0034089B1 (fr) 1984-05-09
EP0034089A1 (fr) 1981-08-19

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Legal Events

Date Code Title Description
CL Concession to grant licenses
TP Transmission of property
TP Transmission of property