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

METHOD FOR RECOVERING GLYCOL FROM OLD WASTEWATER.

Info

Publication number: NL7413125A
Authority: NL; Netherlands
Prior art keywords: recovering glycol; wastewater; old; old wastewater; recovering
Prior art date: 1973-10-09

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.)

1973-10-09

Filing date

1974-10-04

Publication date

1975-04-11

1974-10-04 Application filed by Hoechst Ag filed Critical Hoechst Ag

1975-04-11 Publication of NL7413125A publication Critical patent/NL7413125A/en

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
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
US5102549A (en)	1989-12-27	1992-04-07	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

1973
- 1973-10-09 DE DE19732350567 patent/DE2350567A1/en active Pending
1974
- 1974-10-04 NL NL7413125A patent/NL7413125A/en unknown
- 1974-10-07 IT IT28146/74A patent/IT1022659B/en active
- 1974-10-08 JP JP49115259A patent/JPS5064205A/ja active Pending
- 1974-10-09 BE BE149347A patent/BE820856A/en unknown
- 1974-10-09 FR FR7433972A patent/FR2246527B1/fr not_active Expired
- 1974-10-09 GB GB4368274A patent/GB1463324A/en not_active Expired

Also Published As

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

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