AT333671B - METHOD OF PURIFYING THE WASTE WATER FROM THE PRODUCTION OF ESTER SOFTENERS - Google Patents

METHOD OF PURIFYING THE WASTE WATER FROM THE PRODUCTION OF ESTER SOFTENERS

Info

Publication number
AT333671B
AT333671B AT722574A AT722574A AT333671B AT 333671 B AT333671 B AT 333671B AT 722574 A AT722574 A AT 722574A AT 722574 A AT722574 A AT 722574A AT 333671 B AT333671 B AT 333671B
Authority
AT
Austria
Prior art keywords
purifying
production
waste water
ester softeners
softeners
Prior art date
Application number
AT722574A
Other languages
German (de)
Other versions
ATA722574A (en
Original Assignee
Ruhrchemie 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 Ruhrchemie Ag filed Critical Ruhrchemie Ag
Publication of ATA722574A publication Critical patent/ATA722574A/en
Application granted granted Critical
Publication of AT333671B publication Critical patent/AT333671B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C02F1/025—Thermal hydrolysis
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
    • C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
    • C02F2103/38—Polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Removal Of Specific Substances (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
AT722574A 1974-05-31 1974-09-09 METHOD OF PURIFYING THE WASTE WATER FROM THE PRODUCTION OF ESTER SOFTENERS AT333671B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2426448A DE2426448C2 (en) 1974-05-31 1974-05-31 Process for the purification of waste water from the production of esters

Publications (2)

Publication Number Publication Date
ATA722574A ATA722574A (en) 1976-03-15
AT333671B true AT333671B (en) 1976-12-10

Family

ID=5917008

Family Applications (1)

Application Number Title Priority Date Filing Date
AT722574A AT333671B (en) 1974-05-31 1974-09-09 METHOD OF PURIFYING THE WASTE WATER FROM THE PRODUCTION OF ESTER SOFTENERS

Country Status (16)

Country Link
JP (1) JPS5858337B2 (en)
AT (1) AT333671B (en)
BE (1) BE829476A (en)
BR (1) BR7503289A (en)
CA (1) CA1056738A (en)
DE (1) DE2426448C2 (en)
ES (1) ES437932A1 (en)
FR (1) FR2272956B1 (en)
GB (1) GB1467936A (en)
HU (1) HU172413B (en)
IT (1) IT1035867B (en)
NL (2) NL162616B (en)
PL (1) PL107635B1 (en)
RO (1) RO66358A (en)
SE (1) SE408788B (en)
SU (1) SU695550A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2553840C3 (en) * 1975-11-29 1981-01-29 Bayer Ag, 5090 Leverkusen Pressure hydrolytic treatment of waste water
DE2818680A1 (en) * 1978-04-27 1979-10-31 Bayer Ag PROCESS FOR PROCESSING WASTE CONTAINING NITRO-HYDROXY AROMATES

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1560683A (en) * 1968-02-26 1969-03-21

Also Published As

Publication number Publication date
NL162616B (en) 1980-01-15
SE7505851L (en) 1975-12-01
RO66358A (en) 1979-08-15
JPS5858337B2 (en) 1983-12-24
FR2272956A1 (en) 1975-12-26
DE2426448C2 (en) 1984-05-17
JPS514117A (en) 1976-01-14
CA1056738A (en) 1979-06-19
BE829476A (en) 1975-11-26
DE2426448B1 (en) 1975-11-20
ES437932A1 (en) 1977-01-01
FR2272956B1 (en) 1977-04-15
IT1035867B (en) 1979-10-20
HU172413B (en) 1978-08-28
SE408788B (en) 1979-07-09
BR7503289A (en) 1976-05-25
SU695550A3 (en) 1979-10-30
NL162616C (en)
NL7505820A (en) 1975-12-02
ATA722574A (en) 1976-03-15
AU8151875A (en) 1976-12-02
PL107635B1 (en) 1980-02-29
GB1467936A (en) 1977-03-23

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee