MW3381A1 - Process for the concentration of aqueous solutions of glycols - Google Patents
Process for the concentration of aqueous solutions of glycolsInfo
- Publication number
- MW3381A1 MW3381A1 MW33/81A MW3381A MW3381A1 MW 3381 A1 MW3381 A1 MW 3381A1 MW 33/81 A MW33/81 A MW 33/81A MW 3381 A MW3381 A MW 3381A MW 3381 A1 MW3381 A1 MW 3381A1
- Authority
- MW
- MALAWI
- Prior art keywords
- glycols
- concentration
- aqueous solutions
- aqueous
- solutions
- Prior art date
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)
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 |
---|---|
MW3381A1 true MW3381A1 (en) | 1983-01-12 |
Family
ID=11213254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MW33/81A MW3381A1 (en) | 1980-08-29 | 1981-08-18 | Process for the concentration of aqueous solutions of glycols |
Country Status (30)
Country | Link |
---|---|
JP (1) | JPS5771601A (fr) |
AU (1) | AU547944B2 (fr) |
BE (1) | BE890099A (fr) |
BR (1) | BR8105218A (fr) |
CH (1) | CH649276A5 (fr) |
CS (1) | CS249509B2 (fr) |
DE (1) | DE3133803C2 (fr) |
DK (1) | DK368181A (fr) |
EG (1) | EG15378A (fr) |
ES (1) | ES505483A0 (fr) |
FR (1) | FR2489305A1 (fr) |
GB (1) | GB2084885B (fr) |
GR (1) | GR74621B (fr) |
HU (1) | HU180662B (fr) |
IL (1) | IL63559A (fr) |
IN (1) | IN156040B (fr) |
IT (1) | IT1141032B (fr) |
LU (1) | LU83567A1 (fr) |
MW (1) | MW3381A1 (fr) |
NL (1) | NL8104012A (fr) |
NO (1) | NO812857L (fr) |
PL (1) | PL232759A1 (fr) |
PT (1) | PT73596B (fr) |
RO (1) | RO84858B (fr) |
SE (1) | SE8105106L (fr) |
TR (1) | TR21214A (fr) |
YU (1) | YU194881A (fr) |
ZA (1) | ZA815328B (fr) |
ZM (1) | ZM7281A1 (fr) |
ZW (1) | ZW19181A1 (fr) |
Families Citing this family (6)
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 (fr) * | 1991-08-28 | 1993-03-01 | Carl L. Elmore | Evaporateur multi-etage a plaques alveolees |
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)
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 (fr) * | 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 |
-
1980
- 1980-08-29 IT IT24359/80A patent/IT1141032B/it active
-
1981
- 1981-07-31 GR GR65698A patent/GR74621B/el unknown
- 1981-08-03 ZA ZA815328A patent/ZA815328B/xx unknown
- 1981-08-07 ZW ZW191/81A patent/ZW19181A1/xx unknown
- 1981-08-12 YU YU01948/81A patent/YU194881A/xx unknown
- 1981-08-12 GB GB8124674A patent/GB2084885B/en not_active Expired
- 1981-08-12 IL IL63559A patent/IL63559A/xx unknown
- 1981-08-12 BR BR8105218A patent/BR8105218A/pt unknown
- 1981-08-13 AU AU74066/81A patent/AU547944B2/en not_active Ceased
- 1981-08-18 MW MW33/81A patent/MW3381A1/xx unknown
- 1981-08-19 DK DK368181A patent/DK368181A/da not_active Application Discontinuation
- 1981-08-20 ZM ZM72/81A patent/ZM7281A1/xx unknown
- 1981-08-20 LU LU83567A patent/LU83567A1/fr unknown
- 1981-08-22 PL PL23275981A patent/PL232759A1/xx unknown
- 1981-08-24 NO NO812857A patent/NO812857L/no unknown
- 1981-08-25 CH CH5483/81A patent/CH649276A5/it not_active IP Right Cessation
- 1981-08-25 TR TR21214A patent/TR21214A/xx unknown
- 1981-08-25 FR FR8116246A patent/FR2489305A1/fr active Granted
- 1981-08-26 BE BE0/205777A patent/BE890099A/fr not_active IP Right Cessation
- 1981-08-26 DE DE3133803A patent/DE3133803C2/de not_active Expired
- 1981-08-28 JP JP56134362A patent/JPS5771601A/ja active Pending
- 1981-08-28 CS CS816403A patent/CS249509B2/cs unknown
- 1981-08-28 SE SE8105106A patent/SE8105106L/ not_active Application Discontinuation
- 1981-08-28 HU HU81812498A patent/HU180662B/hu unknown
- 1981-08-28 ES ES505483A patent/ES505483A0/es active Granted
- 1981-08-28 NL NL8104012A patent/NL8104012A/nl not_active Application Discontinuation
- 1981-08-28 PT PT73596A patent/PT73596B/pt unknown
- 1981-08-28 RO RO105186A patent/RO84858B/ro unknown
- 1981-08-29 IN IN972/CAL/81A patent/IN156040B/en unknown
- 1981-08-29 EG EG493/81A patent/EG15378A/xx active
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