AT340402B - PROCESS FOR ENRICHMENT OF INDIVIDUAL HALOGENANTHRACHINONS - Google Patents

PROCESS FOR ENRICHMENT OF INDIVIDUAL HALOGENANTHRACHINONS

Info

Publication number
AT340402B
AT340402B AT927075A AT927075A AT340402B AT 340402 B AT340402 B AT 340402B AT 927075 A AT927075 A AT 927075A AT 927075 A AT927075 A AT 927075A AT 340402 B AT340402 B AT 340402B
Authority
AT
Austria
Prior art keywords
halogenanthrachinons
enrichment
individual
individual halogenanthrachinons
Prior art date
Application number
AT927075A
Other languages
German (de)
Other versions
ATA927075A (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
Priority claimed from DE19742458022 external-priority patent/DE2458022C3/en
Priority claimed from DE19752531929 external-priority patent/DE2531929A1/en
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of ATA927075A publication Critical patent/ATA927075A/en
Application granted granted Critical
Publication of AT340402B publication Critical patent/AT340402B/en

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)
AT927075A 1974-12-07 1975-12-05 PROCESS FOR ENRICHMENT OF INDIVIDUAL HALOGENANTHRACHINONS AT340402B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19742458022 DE2458022C3 (en) 1974-12-07 1974-12-07 Process for the production of pure chloranthraquinones
DE19752531929 DE2531929A1 (en) 1975-07-17 1975-07-17 Halo-anthraquinone purificn - by fractional distn under reduced pressure

Publications (2)

Publication Number Publication Date
ATA927075A ATA927075A (en) 1977-04-15
AT340402B true AT340402B (en) 1977-12-12

Family

ID=25768077

Family Applications (1)

Application Number Title Priority Date Filing Date
AT927075A AT340402B (en) 1974-12-07 1975-12-05 PROCESS FOR ENRICHMENT OF INDIVIDUAL HALOGENANTHRACHINONS

Country Status (14)

Country Link
JP (1) JPS591248B2 (en)
AT (1) AT340402B (en)
BR (1) BR7508056A (en)
CA (1) CA1068234A (en)
CH (1) CH619203A5 (en)
DD (1) DD124114A5 (en)
DK (1) DK551575A (en)
ES (1) ES443239A1 (en)
FR (1) FR2293412A1 (en)
GB (1) GB1492137A (en)
IT (1) IT1052516B (en)
LU (1) LU73943A1 (en)
NL (1) NL7514239A (en)
SU (1) SU598555A3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2637689C3 (en) * 1976-08-21 1980-09-25 Bayer Ag, 5090 Leverkusen Process for cleaning swelling organic products
CH628607A5 (en) * 1976-12-02 1982-03-15 Bayer Ag Process for preparing chloroanthraquinones
US4206130A (en) * 1977-05-10 1980-06-03 Bayer Aktiengesellschaft Process for the preparation of 1,5-dichloroanthraquinone
CH653666A5 (en) * 1983-06-23 1986-01-15 Ciba Geigy Ag METHOD FOR PRODUCING BROMANTHRACHINON.

Also Published As

Publication number Publication date
GB1492137A (en) 1977-11-16
CH619203A5 (en) 1980-09-15
FR2293412B1 (en) 1979-06-01
NL7514239A (en) 1976-06-09
JPS5182250A (en) 1976-07-19
FR2293412A1 (en) 1976-07-02
DK551575A (en) 1976-06-08
IT1052516B (en) 1981-07-20
JPS591248B2 (en) 1984-01-11
LU73943A1 (en) 1976-11-11
ES443239A1 (en) 1977-09-16
DD124114A5 (en) 1977-02-02
BR7508056A (en) 1976-08-24
CA1068234A (en) 1979-12-18
SU598555A3 (en) 1978-03-15
ATA927075A (en) 1977-04-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee