CA1056738A - Esterification process waste water purification - Google Patents

Esterification process waste water purification

Info

Publication number
CA1056738A
CA1056738A CA228,122A CA228122A CA1056738A CA 1056738 A CA1056738 A CA 1056738A CA 228122 A CA228122 A CA 228122A CA 1056738 A CA1056738 A CA 1056738A
Authority
CA
Canada
Prior art keywords
waste water
acid
aqueous phase
ester
organic
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA228,122A
Other languages
English (en)
French (fr)
Inventor
Heinz-Dieter Hahn
Jurgen Weber
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ruhrchemie AG
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
Application granted granted Critical
Publication of CA1056738A publication Critical patent/CA1056738A/en
Expired legal-status Critical Current

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)
CA228,122A 1974-05-31 1975-05-30 Esterification process waste water purification Expired CA1056738A (en)

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 (1)

Publication Number Publication Date
CA1056738A true CA1056738A (en) 1979-06-19

Family

ID=5917008

Family Applications (1)

Application Number Title Priority Date Filing Date
CA228,122A Expired CA1056738A (en) 1974-05-31 1975-05-30 Esterification process waste water purification

Country Status (16)

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

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 (en:Method) * 1968-02-26 1969-03-21

Also Published As

Publication number Publication date
AT333671B (de) 1976-12-10
FR2272956A1 (en:Method) 1975-12-26
JPS5858337B2 (ja) 1983-12-24
GB1467936A (en) 1977-03-23
FR2272956B1 (en:Method) 1977-04-15
RO66358A (fr) 1979-08-15
JPS514117A (en) 1976-01-14
NL7505820A (nl) 1975-12-02
PL107635B1 (pl) 1980-02-29
NL162616B (nl) 1980-01-15
SU695550A3 (ru) 1979-10-30
IT1035867B (it) 1979-10-20
BE829476A (fr) 1975-11-26
SE7505851L (sv) 1975-12-01
NL162616C (nl)
DE2426448C2 (de) 1984-05-17
AU8151875A (en) 1976-12-02
SE408788B (sv) 1979-07-09
HU172413B (hu) 1978-08-28
ATA722574A (de) 1976-03-15
DE2426448B1 (de) 1975-11-20
ES437932A1 (es) 1977-01-01
BR7503289A (pt) 1976-05-25

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