ATA722574A - Verfahren zur reinigung des bei der herstellung von esterweichmachern entstehenden abwassers - Google Patents

Verfahren zur reinigung des bei der herstellung von esterweichmachern entstehenden abwassers

Info

Publication number
ATA722574A
ATA722574A AT722574A AT722574A ATA722574A AT A722574 A ATA722574 A AT A722574A AT 722574 A AT722574 A AT 722574A AT 722574 A AT722574 A AT 722574A AT A722574 A ATA722574 A AT A722574A
Authority
AT
Austria
Prior art keywords
purifying
production
waste water
ester softeners
softeners
Prior art date
Application number
AT722574A
Other languages
English (en)
Other versions
AT333671B (de
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/de
Application granted granted Critical
Publication of AT333671B publication Critical patent/AT333671B/de

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 Verfahren zur reinigung des bei der herstellung von esterweichmachern entstehenden abwassers AT333671B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2426448A DE2426448C2 (de) 1974-05-31 1974-05-31 Verfahren zur Reinigung des bei der Herstellung von Estern entstehenden Abwassers

Publications (2)

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

Family

ID=5917008

Family Applications (1)

Application Number Title Priority Date Filing Date
AT722574A AT333671B (de) 1974-05-31 1974-09-09 Verfahren zur reinigung des bei der herstellung von esterweichmachern entstehenden abwassers

Country Status (16)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2553840C3 (de) * 1975-11-29 1981-01-29 Bayer Ag, 5090 Leverkusen Druckhydrolytische Behandlung von Abwasser
DE2818680A1 (de) * 1978-04-27 1979-10-31 Bayer Ag Verfahren zur aufarbeitung von nitro-hydroxy-aromaten enthaltenden abwaessern

Family Cites Families (1)

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

Also Published As

Publication number Publication date
FR2272956A1 (de) 1975-12-26
AU8151875A (en) 1976-12-02
JPS514117A (en) 1976-01-14
SU695550A3 (ru) 1979-10-30
SE7505851L (sv) 1975-12-01
CA1056738A (en) 1979-06-19
HU172413B (hu) 1978-08-28
AT333671B (de) 1976-12-10
RO66358A (fr) 1979-08-15
NL162616B (nl) 1980-01-15
PL107635B1 (pl) 1980-02-29
GB1467936A (en) 1977-03-23
FR2272956B1 (de) 1977-04-15
IT1035867B (it) 1979-10-20
NL7505820A (nl) 1975-12-02
DE2426448C2 (de) 1984-05-17
NL162616C (nl)
JPS5858337B2 (ja) 1983-12-24
SE408788B (sv) 1979-07-09
DE2426448B1 (de) 1975-11-20
BR7503289A (pt) 1976-05-25
BE829476A (fr) 1975-11-26
ES437932A1 (es) 1977-01-01

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Legal Events

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