BE786498A - Procede et installation pour la purification de l'aniline brute - Google Patents

Procede et installation pour la purification de l'aniline brute

Info

Publication number
BE786498A
BE786498A BE786498A BE786498A BE786498A BE 786498 A BE786498 A BE 786498A BE 786498 A BE786498 A BE 786498A BE 786498 A BE786498 A BE 786498A BE 786498 A BE786498 A BE 786498A
Authority
BE
Belgium
Prior art keywords
installation
purifying crude
crude aniline
aniline
purifying
Prior art date
Application number
BE786498A
Other languages
English (en)
Inventor
N T Barbu
I I Coica
C O Craiu
M I Munteanu
T Petrisor
Original Assignee
Combinatul Chimic Fagaras
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 Combinatul Chimic Fagaras filed Critical Combinatul Chimic Fagaras
Publication of BE786498A publication Critical patent/BE786498A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/82—Purification; Separation; Stabilisation; Use of additives
    • C07C209/84—Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
    • C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
    • C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C211/00—Compounds containing amino groups bound to a carbon skeleton
    • C07C211/43—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
    • C07C211/44—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring
    • C07C211/45—Monoamines
    • C07C211/46—Aniline
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C211/00—Compounds containing amino groups bound to a carbon skeleton
    • C07C211/43—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
    • C07C211/44—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring
    • C07C211/49—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring having at least two amino groups bound to the carbon skeleton
    • C07C211/50—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring having at least two amino groups bound to the carbon skeleton with at least two amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE786498A 1970-12-09 1972-07-19 Procede et installation pour la purification de l'aniline brute BE786498A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RO6524570 1970-12-09
DE2235496A DE2235496A1 (de) 1970-12-09 1972-07-20 Verfahren und anlage zur reinigung von rohanilin

Publications (1)

Publication Number Publication Date
BE786498A true BE786498A (fr) 1972-11-16

Family

ID=25763591

Family Applications (1)

Application Number Title Priority Date Filing Date
BE786498A BE786498A (fr) 1970-12-09 1972-07-19 Procede et installation pour la purification de l'aniline brute

Country Status (2)

Country Link
BE (1) BE786498A (fr)
DE (1) DE2235496A1 (fr)

Also Published As

Publication number Publication date
DE2235496A1 (de) 1974-02-07

Similar Documents

Publication Publication Date Title
BE807276A (fr) Procede de purification de charges d'hydrocarbures
CH550856A (fr) Procede de purification d'aluminium fondu.
RO64682A (fr) Procede pour la purification des chloresilanes
RO63962A (fr) Procede pour la purification d'acrylonitrile
BE812450A (fr) Procede de purification d'acides dicarboxyliques
RO73076A (fr) Procede et installation pour l'epuration des eaux usees resultees dans les complexes agrozootechniques
BE764671R (fr) Procede de conversion et de fractionnement d'hydrocarbures
FR2293234A1 (fr) Procede pour l'epuration des effluents gazeux et installation pour la mise en oeuvre de ce procede
BE790693A (fr) Procede pour la purification de l'isoprene
BE764449A (fr) Procede de purification de l'hexafluorure d'uranium
BE773941A (fr) Procede de purification des eaux residuaires des installations de preparation de l'acrylonitrile
BE788641A (fr) Procede pour purifier certains melanges d'hydroformylation
BE786498A (fr) Procede et installation pour la purification de l'aniline brute
FR2098393A1 (fr) Procede de purification d'hydrates de dolomie et magnesite calcinees
RO62994A (fr) Procede et installation pour l'epuration chimique des eaux residuaires
BE770143A (fr) Procede de purification d'hexahydro-1,4-diazepine-3- et 5-ones 1-n-substituees
BE768943A (fr) Procede de purification de l'adiponitrile
BE815096A (fr) Procede pour diminuer la teneur en biuret de l'uree
BE861412A (fr) Procede de purification de l'anthraquinone brute
RO63778A (fr) Procede pour la purification des eaux residuaires
BE755794A (fr) Procede de purification d'hydrocarbures olefiniques
BE767608A (fr) Procede de purification de cyanures d'haloalcoyle bruts
BE770450A (fr) Procede pour la purification d'esters lourds
RO66454A (fr) Procede pour la purification du chlorcyane
BE790794A (fr) Procede de purification et de cristallisation de kallicreine