NL175404B - METHOD FOR PURIFYING WASTE WATER FROM AN APPARATUS FOR PREPARING ACRYLONITRIL. - Google Patents

METHOD FOR PURIFYING WASTE WATER FROM AN APPARATUS FOR PREPARING ACRYLONITRIL.

Info

Publication number
NL175404B
NL175404B NL7114097A NL7114097A NL175404B NL 175404 B NL175404 B NL 175404B NL 7114097 A NL7114097 A NL 7114097A NL 7114097 A NL7114097 A NL 7114097A NL 175404 B NL175404 B NL 175404B
Authority
NL
Netherlands
Prior art keywords
acrylonitril
preparing
waste water
purifying waste
purifying
Prior art date
Application number
NL7114097A
Other languages
Dutch (nl)
Other versions
NL7114097A (en
NL175404C (en
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of NL7114097A publication Critical patent/NL7114097A/xx
Publication of NL175404B publication Critical patent/NL175404B/en
Application granted granted Critical
Publication of NL175404C publication Critical patent/NL175404C/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)
NL7114097A 1970-10-15 1971-10-13 METHOD FOR PURIFYING WASTE WATER FROM AN APPARATUS FOR PREPARING ACRYLONITRIL. NL175404C (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 (3)

Publication Number Publication Date
NL7114097A NL7114097A (en) 1972-04-18
NL175404B true NL175404B (en) 1984-06-01
NL175404C NL175404C (en) 1984-11-01

Family

ID=5785252

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7114097A NL175404C (en) 1970-10-15 1971-10-13 METHOD FOR PURIFYING WASTE WATER FROM AN APPARATUS FOR PREPARING ACRYLONITRIL.

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
RO66578A (en) 1981-07-30
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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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee