NL7413125A - METHOD FOR RECOVERING GLYCOL FROM OLD WASTEWATER. - Google Patents

METHOD FOR RECOVERING GLYCOL FROM OLD WASTEWATER.

Info

Publication number
NL7413125A
NL7413125A NL7413125A NL7413125A NL7413125A NL 7413125 A NL7413125 A NL 7413125A NL 7413125 A NL7413125 A NL 7413125A NL 7413125 A NL7413125 A NL 7413125A NL 7413125 A NL7413125 A NL 7413125A
Authority
NL
Netherlands
Prior art keywords
recovering glycol
wastewater
old
old wastewater
recovering
Prior art date
Application number
NL7413125A
Other languages
Dutch (nl)
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of NL7413125A publication Critical patent/NL7413125A/en

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/131—Reverse-osmosis
NL7413125A 1973-10-09 1974-10-04 METHOD FOR RECOVERING GLYCOL FROM OLD WASTEWATER. NL7413125A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732350567 DE2350567A1 (en) 1973-10-09 1973-10-09 RECOVERY OF GLYCOL FROM SALT WASTE WATER

Publications (1)

Publication Number Publication Date
NL7413125A true NL7413125A (en) 1975-04-11

Family

ID=5894879

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7413125A NL7413125A (en) 1973-10-09 1974-10-04 METHOD FOR RECOVERING GLYCOL FROM OLD WASTEWATER.

Country Status (7)

Country Link
JP (1) JPS5064205A (en)
BE (1) BE820856A (en)
DE (1) DE2350567A1 (en)
FR (1) FR2246527B1 (en)
GB (1) GB1463324A (en)
IT (1) IT1022659B (en)
NL (1) NL7413125A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4427507A (en) * 1982-03-22 1984-01-24 Shell Oil Company Process for the separation of glycol from an electrolyte-containing aqueous solution
FR2564458B1 (en) * 1984-05-15 1986-09-12 Atochem PROCESS FOR SEPARATING ETHYLENEGLYCOL IN CONCENTRATED FORM IN A PROCESS FOR PRODUCING ETHYLENE OXIDE
US5102549A (en) * 1989-12-27 1992-04-07 Union Carbide Chemicals & Plastics Technology Corporation Treatment of lower glycol-containing operative fluids
US5034134A (en) * 1989-12-27 1991-07-23 Union Carbide Chemicals And Plastics Technology Corporation Treatment of impurity-containing liquid streams in ethylene oxide/glycol processes with semi-permeable membranes
US5194159A (en) * 1989-12-27 1993-03-16 Union Carbide Chemicals & Plastics Technology Corporation Treatment of lower glycol-containing operative fluids
DE4326345A1 (en) * 1993-08-05 1995-02-09 Hoechst Ag Process for the reprocessing of used glycolic aircraft de-icing agents
GB9411020D0 (en) * 1994-06-02 1994-07-20 Britannia Natural Products Ltd Juice and juice aroma concentrate production

Also Published As

Publication number Publication date
DE2350567A1 (en) 1975-04-10
IT1022659B (en) 1978-04-20
FR2246527A1 (en) 1975-05-02
JPS5064205A (en) 1975-05-31
GB1463324A (en) 1977-02-02
BE820856A (en) 1975-04-09
FR2246527B1 (en) 1978-05-05

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