FR2489305B1 - - Google Patents

Info

Publication number
FR2489305B1
FR2489305B1 FR8116246A FR8116246A FR2489305B1 FR 2489305 B1 FR2489305 B1 FR 2489305B1 FR 8116246 A FR8116246 A FR 8116246A FR 8116246 A FR8116246 A FR 8116246A FR 2489305 B1 FR2489305 B1 FR 2489305B1
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
FR8116246A
Other languages
French (fr)
Other versions
FR2489305A1 (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.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
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 SnamProgetti SpA filed Critical SnamProgetti SpA
Publication of FR2489305A1 publication Critical patent/FR2489305A1/fr
Application granted granted Critical
Publication of FR2489305B1 publication Critical patent/FR2489305B1/fr
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D1/00Evaporating
    • B01D1/26Multiple-effect evaporating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
FR8116246A 1980-08-29 1981-08-25 Procede pour la concentration de solutions aqueuses de glycols Granted FR2489305A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24359/80A IT1141032B (it) 1980-08-29 1980-08-29 Processo per la concentrazione di soluzioni acquose di glicoli

Publications (2)

Publication Number Publication Date
FR2489305A1 FR2489305A1 (fr) 1982-03-05
FR2489305B1 true FR2489305B1 (ro) 1984-12-28

Family

ID=11213254

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8116246A Granted FR2489305A1 (fr) 1980-08-29 1981-08-25 Procede pour la concentration de solutions aqueuses de glycols

Country Status (30)

Country Link
JP (1) JPS5771601A (ro)
AU (1) AU547944B2 (ro)
BE (1) BE890099A (ro)
BR (1) BR8105218A (ro)
CH (1) CH649276A5 (ro)
CS (1) CS249509B2 (ro)
DE (1) DE3133803C2 (ro)
DK (1) DK368181A (ro)
EG (1) EG15378A (ro)
ES (1) ES8306468A1 (ro)
FR (1) FR2489305A1 (ro)
GB (1) GB2084885B (ro)
GR (1) GR74621B (ro)
HU (1) HU180662B (ro)
IL (1) IL63559A (ro)
IN (1) IN156040B (ro)
IT (1) IT1141032B (ro)
LU (1) LU83567A1 (ro)
MW (1) MW3381A1 (ro)
NL (1) NL8104012A (ro)
NO (1) NO812857L (ro)
PL (1) PL232759A1 (ro)
PT (1) PT73596B (ro)
RO (1) RO84858B (ro)
SE (1) SE8105106L (ro)
TR (1) TR21214A (ro)
YU (1) YU194881A (ro)
ZA (1) ZA815328B (ro)
ZM (1) ZM7281A1 (ro)
ZW (1) ZW19181A1 (ro)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4030331A1 (de) * 1990-09-25 1992-03-26 Beister Heinz J Dr Verfahren und vorrichtung zur entsorgung von glykolhaltigen betriebsfluessigkeiten
CA2076341A1 (en) * 1991-08-28 1993-03-01 Carl L. Elmore Vertical tower evaporation utilizing dimpled plates
DE29503589U1 (de) * 1995-03-03 1995-04-27 Balcke Duerr Ag Verdampfer
US6023003A (en) 1998-01-13 2000-02-08 Reading & Bates Development Co. Process and system for recovering glycol from glycol/brine streams
FR2846323B1 (fr) * 2002-10-28 2004-12-10 Inst Francais Du Petrole Procede de regeneration d'une solution aqueuse de glycol contenant des sels
DK180765B1 (en) 2018-08-20 2022-03-01 Spx Flow Tech Danmark A/S Udviklingsafdeling Falling film tubular evaporator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3820582A (en) * 1970-12-14 1974-06-28 Rosenlew Ab Metallind O Device for evaporation of liquids
JPS5237992B2 (ro) * 1972-02-25 1977-09-26
GB1561230A (en) * 1976-02-23 1980-02-13 Sankio Chemical Co Ltd Aminothiofluoran compounds process for the production thereof and recording elements containing the same

Also Published As

Publication number Publication date
GB2084885A (en) 1982-04-21
ZM7281A1 (en) 1981-12-21
IL63559A0 (en) 1981-11-30
SE8105106L (sv) 1982-03-01
IN156040B (ro) 1985-04-27
BR8105218A (pt) 1982-04-27
NL8104012A (nl) 1982-03-16
PT73596A (en) 1981-09-01
PT73596B (en) 1982-11-10
MW3381A1 (en) 1983-01-12
EG15378A (en) 1986-12-30
ZA815328B (en) 1982-07-28
LU83567A1 (fr) 1982-04-14
PL232759A1 (ro) 1982-03-15
ES505483A0 (es) 1983-06-01
DE3133803C2 (de) 1985-12-05
AU547944B2 (en) 1985-11-14
RO84858A (ro) 1984-08-17
RO84858B (ro) 1984-09-30
FR2489305A1 (fr) 1982-03-05
HU180662B (en) 1983-04-29
YU194881A (en) 1983-10-31
IT8024359A0 (it) 1980-08-29
DK368181A (da) 1982-03-01
GR74621B (ro) 1984-06-29
CS249509B2 (en) 1987-03-12
GB2084885B (en) 1984-06-06
IL63559A (en) 1984-10-31
BE890099A (fr) 1982-02-26
NO812857L (no) 1982-03-01
DE3133803A1 (de) 1982-03-25
CH649276A5 (it) 1985-05-15
JPS5771601A (en) 1982-05-04
ZW19181A1 (en) 1982-02-10
AU7406681A (en) 1982-03-04
TR21214A (tr) 1984-01-02
ES8306468A1 (es) 1983-06-01
IT1141032B (it) 1986-10-01

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Legal Events

Date Code Title Description
ST Notification of lapse