RO66358A - Procede pour la purification des eaux residuaires obtenues dans la fabrication des plastifiants en base d'esters - Google Patents

Procede pour la purification des eaux residuaires obtenues dans la fabrication des plastifiants en base d'esters

Info

Publication number
RO66358A
RO66358A RO7582306A RO8230675A RO66358A RO 66358 A RO66358 A RO 66358A RO 7582306 A RO7582306 A RO 7582306A RO 8230675 A RO8230675 A RO 8230675A RO 66358 A RO66358 A RO 66358A
Authority
RO
Romania
Prior art keywords
plastifiers
purification
ester
manufacture
waste water
Prior art date
Application number
RO7582306A
Other languages
English (en)
French (fr)
Romanian (ro)
Inventor
Heinz Hahn
Juergen Weber
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 RO66358A publication Critical patent/RO66358A/ro

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)
RO7582306A 1974-05-31 1975-05-22 Procede pour la purification des eaux residuaires obtenues dans la fabrication des plastifiants en base d'esters RO66358A (fr)

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
RO66358A true RO66358A (fr) 1979-08-15

Family

ID=5917008

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7582306A RO66358A (fr) 1974-05-31 1975-05-22 Procede pour la purification des eaux residuaires obtenues dans la fabrication des plastifiants en base d'esters

Country Status (16)

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

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 (xx) * 1968-02-26 1969-03-21

Also Published As

Publication number Publication date
DE2426448B1 (de) 1975-11-20
GB1467936A (en) 1977-03-23
NL162616C (nl)
ES437932A1 (es) 1977-01-01
NL7505820A (nl) 1975-12-02
JPS514117A (en) 1976-01-14
FR2272956B1 (xx) 1977-04-15
AU8151875A (en) 1976-12-02
ATA722574A (de) 1976-03-15
SE408788B (sv) 1979-07-09
IT1035867B (it) 1979-10-20
HU172413B (hu) 1978-08-28
BR7503289A (pt) 1976-05-25
DE2426448C2 (de) 1984-05-17
SE7505851L (sv) 1975-12-01
SU695550A3 (ru) 1979-10-30
JPS5858337B2 (ja) 1983-12-24
PL107635B1 (pl) 1980-02-29
FR2272956A1 (xx) 1975-12-26
NL162616B (nl) 1980-01-15
BE829476A (fr) 1975-11-26
CA1056738A (en) 1979-06-19
AT333671B (de) 1976-12-10

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