PT73596B - Process for the concentration of aqueous solutions of glycols - Google Patents

Process for the concentration of aqueous solutions of glycols

Info

Publication number
PT73596B
PT73596B PT73596A PT7359681A PT73596B PT 73596 B PT73596 B PT 73596B PT 73596 A PT73596 A PT 73596A PT 7359681 A PT7359681 A PT 7359681A PT 73596 B PT73596 B PT 73596B
Authority
PT
Portugal
Prior art keywords
glycols
concentration
aqueous solutions
aqueous
solutions
Prior art date
Application number
PT73596A
Other languages
English (en)
Other versions
PT73596A (en
Inventor
Vincenzo Lagana
Virginio Cavallanti
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Publication of PT73596A publication Critical patent/PT73596A/pt
Publication of PT73596B publication Critical patent/PT73596B/pt

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)
PT73596A 1980-08-29 1981-08-28 Process for the concentration of aqueous solutions of glycols PT73596B (en)

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
PT73596A PT73596A (en) 1981-09-01
PT73596B true PT73596B (en) 1982-11-10

Family

ID=11213254

Family Applications (1)

Application Number Title Priority Date Filing Date
PT73596A PT73596B (en) 1980-08-29 1981-08-28 Process for the concentration of aqueous solutions of glycols

Country Status (30)

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

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 (pt) * 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
FR2489305B1 (pt) 1984-12-28
ZM7281A1 (en) 1981-12-21
IL63559A0 (en) 1981-11-30
SE8105106L (sv) 1982-03-01
IN156040B (pt) 1985-04-27
BR8105218A (pt) 1982-04-27
NL8104012A (nl) 1982-03-16
PT73596A (en) 1981-09-01
MW3381A1 (en) 1983-01-12
EG15378A (en) 1986-12-30
ZA815328B (en) 1982-07-28
LU83567A1 (fr) 1982-04-14
PL232759A1 (pt) 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 (pt) 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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