BE890099A - Procede pour la concentration de solutions aqueuses de glycols - Google Patents

Procede pour la concentration de solutions aqueuses de glycols

Info

Publication number
BE890099A
BE890099A BE0/205777A BE205777A BE890099A BE 890099 A BE890099 A BE 890099A BE 0/205777 A BE0/205777 A BE 0/205777A BE 205777 A BE205777 A BE 205777A BE 890099 A BE890099 A BE 890099A
Authority
BE
Belgium
Prior art keywords
concentration
glycol solutions
aqueous glycol
aqueous
solutions
Prior art date
Application number
BE0/205777A
Other languages
English (en)
French (fr)
Inventor
V Lagana
V 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 BE890099A publication Critical patent/BE890099A/fr

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)
BE0/205777A 1980-08-29 1981-08-26 Procede pour la concentration de solutions aqueuses de glycols BE890099A (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 (1)

Publication Number Publication Date
BE890099A true BE890099A (fr) 1982-02-26

Family

ID=11213254

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/205777A BE890099A (fr) 1980-08-29 1981-08-26 Procede pour la concentration de solutions aqueuses de glycols

Country Status (30)

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

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 (xx) * 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 (xx) 1984-12-28
ZM7281A1 (en) 1981-12-21
IL63559A0 (en) 1981-11-30
SE8105106L (sv) 1982-03-01
IN156040B (xx) 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 (xx) 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 (xx) 1984-06-29
CS249509B2 (en) 1987-03-12
GB2084885B (en) 1984-06-06
IL63559A (en) 1984-10-31
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

Similar Documents

Publication Publication Date Title
FR2537429B1 (fr) Procede pour mesurer le degre de nasalite
FR2555913B1 (fr) Procede de desionisation electrochimique de solutions aqueuses
BE890094A (fr) Procede de preparation de polyalkylene polyamines
FR2479187B1 (fr) Procede de preparation de n-octadienol
BE880298A (fr) Procede pour fabriquer des panneaux de construction
BE890099A (fr) Procede pour la concentration de solutions aqueuses de glycols
PH18034A (en) Process for the concentration of aqueous solutions of glycols
BR8305454A (pt) Processo de purificacao de solucoes aquosas uraniferas
RO82087A (ro) Procedeu pentru prepararea 3-picolinei
FR2496660B1 (fr) Procede de preparation de n-acylcarnosine
BE889546A (fr) Procede de preparation de n-cyclohexylbenzothiazole-2-sulfenamide
RO83438A (ro) Procedeu pentru prepararea unor bis-tetrazolmetiltioli
RO81430A (ro) Procedeu de preparare a unor azolil siliglicoleteri
FR2566776B1 (fr) Procede de preparation de metalloporphyrines
FR2540105B1 (fr) Procede pour la purification de solutions aqueuses de glyoxal
RO81684A (ro) Procedeu pentru prepararea unor benzolamine
FR2493310B1 (fr) Procede de preparation de thymosine a1
IT8020314A0 (it) Processo per la purificazione di glicosaminoglicani.
RO81694A (ro) Procedeu pentru prepararea unor 2-haloacetamidometileneteri substituiti
BE878606A (fr) Procede pour traiter les milieux aqueux pollues
RO85813A (ro) Procedeu pentru prepararea dimerului vinca
FR2488608B1 (fr) Procede de preparation de naphtolactones
FR2508448B1 (fr) Monohydrate de cimetidine et procede pour sa preparation
RO80465A (ro) Procedeu de preparare a unor solutii concentrate de formaldehida
RO80000A2 (ro) Procedeu de preparare a n-dietilaminometilacrilamidei

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SNAMPROGETTI S.P.A.

Effective date: 19850831