ES396040A1 - Procedimiento para la purificacion de las aguas residuales de las instalaciones para la produccion de acrilonitrilo. - Google Patents

Procedimiento para la purificacion de las aguas residuales de las instalaciones para la produccion de acrilonitrilo.

Info

Publication number
ES396040A1
ES396040A1 ES396040A ES396040A ES396040A1 ES 396040 A1 ES396040 A1 ES 396040A1 ES 396040 A ES396040 A ES 396040A ES 396040 A ES396040 A ES 396040A ES 396040 A1 ES396040 A1 ES 396040A1
Authority
ES
Spain
Prior art keywords
acrylonitrile
acetonitrile
water
separation
distillation column
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
ES396040A
Other languages
English (en)
Spanish (es)
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.)
Bayer AG
Erdoelchemie GmbH
Original Assignee
Bayer AG
Erdoelchemie GmbH
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, Erdoelchemie GmbH filed Critical Bayer AG
Publication of ES396040A1 publication Critical patent/ES396040A1/es
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
    • C02F1/04—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)
ES396040A 1970-10-15 1971-10-15 Procedimiento para la purificacion de las aguas residuales de las instalaciones para la produccion de acrilonitrilo. Expired ES396040A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702050722 DE2050722C3 (de) 1970-10-15 1970-10-15 Verfahren zur Aufbereitung eines wäßrigen Ablaufs aus Anlagen zur Erzeugung von Acrylnitril

Publications (1)

Publication Number Publication Date
ES396040A1 true ES396040A1 (es) 1974-04-01

Family

ID=5785252

Family Applications (1)

Application Number Title Priority Date Filing Date
ES396040A Expired ES396040A1 (es) 1970-10-15 1971-10-15 Procedimiento para la purificacion de las aguas residuales de las instalaciones para la produccion de acrilonitrilo.

Country Status (10)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2615036A1 (de) * 1976-04-07 1977-10-27 Erdoelchemie Gmbh Verfahren zur entfernung von stickstoffverbindungen aus abwasser der acrylnitrilherstellung
DE4022222A1 (de) * 1990-07-12 1992-01-16 Erdoelchemie Gmbh Verfahren zur reinigung von acrylnitril-abwasser
DE4033342A1 (de) * 1990-10-19 1992-04-23 Oemv Deutschland Gmbh Verfahren und vorrichtung zur behandlung von schlamm enthaltenden abwaessern
FR2913233B1 (fr) * 2007-03-01 2009-10-02 Rhodia Recherches & Tech Procede de traitement d'effluents aqueux comprenant des animes aromatiques
CN109336204A (zh) * 2018-12-05 2019-02-15 大连英蕴科技有限公司 一种船舶用海水淡化装置及方法

Also Published As

Publication number Publication date
DE2050722A1 (de) 1972-04-20
IT944744B (it) 1973-04-20
NL175404C (nl) 1984-11-01
FR2111448A5 (nl) 1972-06-02
DE2050722C3 (de) 1978-09-14
BE773941A (fr) 1972-04-14
DE2050722B2 (de) 1977-12-08
RO66578A (ro) 1981-07-30
NL7114097A (nl) 1972-04-18
GB1367511A (en) 1974-09-18
JPS5140388B1 (nl) 1976-11-02
NL175404B (nl) 1984-06-01
AT311271B (de) 1973-11-12

Similar Documents

Publication Publication Date Title
GB1037255A (en) Process and apparatus for the continuous distillation of mixtures
GB1292622A (en) Improvements in or relating to the treatment of gaseous mixtures
HRP960601A2 (en) Process for separating medium boiling substances from a mixture of low, medium and high boiling substances
ES388730A1 (es) Procedimiento para la recuperacion de polimeros contenidos en soluciones organicas.
GB1003570A (en) Process for the production of isophorone
BG51249A3 (en) Method for the reduction the quantity of polymercontaining waste flows
KR100484697B1 (ko) 폐황산의 농축 방법
ES396040A1 (es) Procedimiento para la purificacion de las aguas residuales de las instalaciones para la produccion de acrilonitrilo.
GB1124770A (en) Ammonia purification
GB786547A (en) Stabilizing levulinic acid during heating
FR2385645A1 (fr) Procede pour recuperer de l'acide nitrique directement a partir d'un acide nitrique ou nitrate use
US4053516A (en) Process for the continuous preparation of tetramethylethylene-diamine
ES375942A1 (es) Procedimiento de deshidratacion del acido maleico en anhi- drido maleico.
ES291375A1 (es) Método para concentrar polímeros olefínicos solubles contenidos en líquidos de lavado
US3931001A (en) Pentachlorophenol recovery with methylene chloride
US4066514A (en) Recovery of nitrated compounds from water by distillation
US2889256A (en) Purification of hexamethylene diamine
GB1004131A (en) Reclamation of succinic and/or glutaric acid from chemical process streams
GB1040781A (en) Improvements in liquid purification
GB829801A (en) Improvements in or relating to ammonia still apparatus
JPS57179182A (en) Recovering method of trioxane
JPS5872535A (ja) 水性ホルムアルデヒドからのメタノ−ルの除去方法
KR810001374B1 (ko) 올레핀 니트릴의 회수방법
KR810001375B1 (ko) 올레핀 나트릴의 회수방법
SU146298A1 (ru) Непрерывный способ получени треххлористого фосфора