RO66578A - PROCEDURE FOR THE PURIFICATION OF RESIDUAL WATERS IN ACRILONITRILE PURPOSES - Google Patents

PROCEDURE FOR THE PURIFICATION OF RESIDUAL WATERS IN ACRILONITRILE PURPOSES

Info

Publication number
RO66578A
RO66578A RO7168421A RO6842171A RO66578A RO 66578 A RO66578 A RO 66578A RO 7168421 A RO7168421 A RO 7168421A RO 6842171 A RO6842171 A RO 6842171A RO 66578 A RO66578 A RO 66578A
Authority
RO
Romania
Prior art keywords
acrilonitrile
purification
procedure
purposes
residual waters
Prior art date
Application number
RO7168421A
Other languages
French (fr)
Romanian (ro)
Inventor
Arnold Hausweiler
Adolf Mayer
Feliks Bitners
Original Assignee
Erdolchemie Gmbh Farbenfabriken Bayer Ag,De
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 Erdolchemie Gmbh Farbenfabriken Bayer Ag,De filed Critical Erdolchemie Gmbh Farbenfabriken Bayer Ag,De
Publication of RO66578A publication Critical patent/RO66578A/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
    • C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • C02F1/048—Purification of waste water by evaporation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/32—Separation; Purification; Stabilisation; Use of additives
    • C07C253/34—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/16—Nitrogen compounds, e.g. ammonia
    • C02F2101/18—Cyanides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (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)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
RO7168421A 1970-10-15 1971-10-09 PROCEDURE FOR THE PURIFICATION OF RESIDUAL WATERS IN ACRILONITRILE PURPOSES RO66578A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702050722 DE2050722C3 (en) 1970-10-15 1970-10-15 Process for the preparation of an aqueous runoff from plants for the production of acrylonitrile

Publications (1)

Publication Number Publication Date
RO66578A true RO66578A (en) 1981-07-30

Family

ID=5785252

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7168421A RO66578A (en) 1970-10-15 1971-10-09 PROCEDURE FOR THE PURIFICATION OF RESIDUAL WATERS IN ACRILONITRILE PURPOSES

Country Status (10)

Country Link
JP (1) JPS5140388B1 (en)
AT (1) AT311271B (en)
BE (1) BE773941A (en)
DE (1) DE2050722C3 (en)
ES (1) ES396040A1 (en)
FR (1) FR2111448A5 (en)
GB (1) GB1367511A (en)
IT (1) IT944744B (en)
NL (1) NL175404C (en)
RO (1) RO66578A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2615036A1 (en) * 1976-04-07 1977-10-27 Erdoelchemie Gmbh PROCESS FOR THE REMOVAL OF NITROGEN COMPOUNDS FROM ACRYLIC NITRILE PRODUCTION WASTE
DE4022222A1 (en) * 1990-07-12 1992-01-16 Erdoelchemie Gmbh METHOD FOR PURIFYING ACRYLNITRILE WASTE WATER
DE4033342A1 (en) * 1990-10-19 1992-04-23 Oemv Deutschland Gmbh Treating waste water contg. sludge - by addn. of hydrogen peroxide, oxidn. and distillation to remove volatiles
FR2913233B1 (en) * 2007-03-01 2009-10-02 Rhodia Recherches & Tech PROCESS FOR TREATING AQUEOUS EFFLUENTS COMPRISING AROMATIC ANIMALS
CN109336204A (en) * 2018-12-05 2019-02-15 大连英蕴科技有限公司 A kind of ship desalination plant and method

Also Published As

Publication number Publication date
NL175404B (en) 1984-06-01
NL7114097A (en) 1972-04-18
DE2050722B2 (en) 1977-12-08
DE2050722A1 (en) 1972-04-20
DE2050722C3 (en) 1978-09-14
FR2111448A5 (en) 1972-06-02
NL175404C (en) 1984-11-01
GB1367511A (en) 1974-09-18
ES396040A1 (en) 1974-04-01
AT311271B (en) 1973-11-12
JPS5140388B1 (en) 1976-11-02
BE773941A (en) 1972-04-14
IT944744B (en) 1973-04-20

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