FR2489305A1 - Procede pour la concentration de solutions aqueuses de glycols - Google Patents

Procede pour la concentration de solutions aqueuses de glycols Download PDF

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Publication number
FR2489305A1
FR2489305A1 FR8116246A FR8116246A FR2489305A1 FR 2489305 A1 FR2489305 A1 FR 2489305A1 FR 8116246 A FR8116246 A FR 8116246A FR 8116246 A FR8116246 A FR 8116246A FR 2489305 A1 FR2489305 A1 FR 2489305A1
Authority
FR
France
Prior art keywords
glycols
section
solution
concentration
small
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.)
Granted
Application number
FR8116246A
Other languages
English (en)
French (fr)
Other versions
FR2489305B1 (it
Inventor
Vincenzo Lagana
Virginio Cavallanti
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

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/26—Multiple-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 true FR2489305A1 (fr) 1982-03-05
FR2489305B1 FR2489305B1 (it) 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 (it)
AU (1) AU547944B2 (it)
BE (1) BE890099A (it)
BR (1) BR8105218A (it)
CH (1) CH649276A5 (it)
CS (1) CS249509B2 (it)
DE (1) DE3133803C2 (it)
DK (1) DK368181A (it)
EG (1) EG15378A (it)
ES (1) ES8306468A1 (it)
FR (1) FR2489305A1 (it)
GB (1) GB2084885B (it)
GR (1) GR74621B (it)
HU (1) HU180662B (it)
IL (1) IL63559A (it)
IN (1) IN156040B (it)
IT (1) IT1141032B (it)
LU (1) LU83567A1 (it)
MW (1) MW3381A1 (it)
NL (1) NL8104012A (it)
NO (1) NO812857L (it)
PL (1) PL232759A1 (it)
PT (1) PT73596B (it)
RO (1) RO84858B (it)
SE (1) SE8105106L (it)
TR (1) TR21214A (it)
YU (1) YU194881A (it)
ZA (1) ZA815328B (it)
ZM (1) ZM7281A1 (it)
ZW (1) ZW19181A1 (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992004956A1 (de) * 1990-09-25 1992-04-02 Beister Heinz J Verfahren und vorrichtung zur entsorgung von glykolhaltigen betriebsflüssigkeiten
EP0530001A2 (en) * 1991-08-28 1993-03-03 Kamyr, Inc. Multi-stage evaporation of liquid

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (it) * 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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992004956A1 (de) * 1990-09-25 1992-04-02 Beister Heinz J Verfahren und vorrichtung zur entsorgung von glykolhaltigen betriebsflüssigkeiten
EP0530001A2 (en) * 1991-08-28 1993-03-03 Kamyr, Inc. Multi-stage evaporation of liquid
EP0530001A3 (en) * 1991-08-28 1993-03-17 Kamyr, Inc. Multi-stage evaporation of liquid

Also Published As

Publication number Publication date
DK368181A (da) 1982-03-01
IL63559A0 (en) 1981-11-30
EG15378A (en) 1986-12-30
NL8104012A (nl) 1982-03-16
LU83567A1 (fr) 1982-04-14
NO812857L (no) 1982-03-01
IL63559A (en) 1984-10-31
CS249509B2 (en) 1987-03-12
PL232759A1 (it) 1982-03-15
FR2489305B1 (it) 1984-12-28
BE890099A (fr) 1982-02-26
IT8024359A0 (it) 1980-08-29
RO84858A (ro) 1984-08-17
HU180662B (en) 1983-04-29
ZA815328B (en) 1982-07-28
IN156040B (it) 1985-04-27
GR74621B (it) 1984-06-29
ES505483A0 (es) 1983-06-01
GB2084885B (en) 1984-06-06
MW3381A1 (en) 1983-01-12
DE3133803C2 (de) 1985-12-05
ES8306468A1 (es) 1983-06-01
AU7406681A (en) 1982-03-04
PT73596B (en) 1982-11-10
SE8105106L (sv) 1982-03-01
GB2084885A (en) 1982-04-21
AU547944B2 (en) 1985-11-14
YU194881A (en) 1983-10-31
DE3133803A1 (de) 1982-03-25
RO84858B (ro) 1984-09-30
BR8105218A (pt) 1982-04-27
ZW19181A1 (en) 1982-02-10
JPS5771601A (en) 1982-05-04
PT73596A (en) 1981-09-01
IT1141032B (it) 1986-10-01
TR21214A (tr) 1984-01-02
ZM7281A1 (en) 1981-12-21
CH649276A5 (it) 1985-05-15

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