SU383278A3 - - Google Patents

Info

Publication number
SU383278A3
SU383278A3 SU1495959A SU1495959A SU383278A3 SU 383278 A3 SU383278 A3 SU 383278A3 SU 1495959 A SU1495959 A SU 1495959A SU 1495959 A SU1495959 A SU 1495959A SU 383278 A3 SU383278 A3 SU 383278A3
Authority
SU
USSR - Soviet Union
Prior art keywords
melt
crystal mass
nov
separation
isomer
Prior art date
Application number
SU1495959A
Other languages
English (en)
Russian (ru)
Other versions
SU383278A1 (ru
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
Publication of SU383278A1 publication Critical patent/SU383278A1/ru
Application filed filed Critical
Application granted granted Critical
Publication of SU383278A3 publication Critical patent/SU383278A3/ru

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06Preparation of nitro compounds
    • C07C201/16Separation; Purification; Stabilisation; Use of additives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D36/00Filter circuits or combinations of filters with other separating devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D36/00Filter circuits or combinations of filters with other separating devices
    • B01D36/02Combinations of filters of different kinds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/0004Crystallisation cooling by heat exchange
    • B01D9/0013Crystallisation cooling by heat exchange by indirect heat exchange
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/0036Crystallisation on to a bed of product crystals; Seeding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/0059General arrangements of crystallisation plant, e.g. flow sheets
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/07Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
    • C07C205/11Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings
    • C07C205/12Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings the six-membered aromatic ring or a condensed ring system containing that ring being substituted by halogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SU1495959A 1970-11-20 Способ непрерывного разделения изомерных SU383278A1 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691958461 DE1958461C3 (de) 1969-11-21 1969-11-21 Verfahren zur kontinuierlichen Trennung von o-/p-Nitrochlorbenzol aus einem Isomerengemisch von o-/p-/m-Nitrochlorbenzol

Publications (2)

Publication Number Publication Date
SU383278A1 SU383278A1 (ru)
SU383278A3 true SU383278A3 (de) 1973-05-25

Family

ID=

Also Published As

Publication number Publication date
AT305977B (de) 1973-03-26
NL7016765A (de) 1971-05-25
DE1958461C3 (de) 1973-07-12
IL35703A (en) 1975-02-10
BE759151A (fr) 1971-05-19
FR2069748A5 (de) 1971-09-03
CH545118A (de) 1973-12-15
DE1958461B2 (de) 1972-12-14
IL35703A0 (en) 1971-01-28
DE1958461A1 (de) 1971-07-29
GB1322020A (en) 1973-07-04
CS174806B2 (de) 1977-04-29
CA927843A (en) 1973-06-05
SE387328B (sv) 1976-09-06

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