BE836323A - Procede pour l'enrichissement d'haloanthraquinones - Google Patents

Procede pour l'enrichissement d'haloanthraquinones

Info

Publication number
BE836323A
BE836323A BE162479A BE162479A BE836323A BE 836323 A BE836323 A BE 836323A BE 162479 A BE162479 A BE 162479A BE 162479 A BE162479 A BE 162479A BE 836323 A BE836323 A BE 836323A
Authority
BE
Belgium
Prior art keywords
haloanthraquinones
enrichment
Prior art date
Application number
BE162479A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE836323A publication Critical patent/BE836323A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B01D3/148—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step in combination with at least one evaporator

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
BE162479A 1974-12-07 1975-12-05 Procede pour l'enrichissement d'haloanthraquinones BE836323A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742458022 DE2458022C3 (de) 1974-12-07 1974-12-07 Verfahren zur Gewinnung von reinen Chloranthrachinonen

Publications (1)

Publication Number Publication Date
BE836323A true BE836323A (fr) 1976-06-08

Family

ID=5932865

Family Applications (1)

Application Number Title Priority Date Filing Date
BE162479A BE836323A (fr) 1974-12-07 1975-12-05 Procede pour l'enrichissement d'haloanthraquinones

Country Status (2)

Country Link
BE (1) BE836323A (xx)
DE (1) DE2458022C3 (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4507240A (en) * 1982-11-29 1985-03-26 Ciba-Geigy Ag Process for purifying crude monochloro- and monobromoanthraquinone

Also Published As

Publication number Publication date
DE2458022B2 (de) 1980-01-24
DE2458022C3 (de) 1980-09-25
DE2458022A1 (de) 1976-06-10

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