DE1493236A1 - - Google Patents

Info

Publication number
DE1493236A1
DE1493236A1 DE19641493236 DE1493236A DE1493236A1 DE 1493236 A1 DE1493236 A1 DE 1493236A1 DE 19641493236 DE19641493236 DE 19641493236 DE 1493236 A DE1493236 A DE 1493236A DE 1493236 A1 DE1493236 A1 DE 1493236A1
Authority
DE
Germany
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.)
Granted
Application number
DE19641493236
Other languages
German (de)
Other versions
DE1493236C (cs
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 DE1493236A1 publication Critical patent/DE1493236A1/de
Application granted granted Critical
Publication of DE1493236C publication Critical patent/DE1493236C/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • C07C51/46—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation by azeotropic distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
DE19641493236 1964-03-12 1964-03-12 Expired DE1493236C (cs)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DET0025808 1964-03-12
DET0025808 1964-03-12

Publications (2)

Publication Number Publication Date
DE1493236A1 true DE1493236A1 (cs) 1972-06-29
DE1493236C DE1493236C (cs) 1973-01-25

Family

ID=

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Legal Events

Date Code Title Description
C2 Grant after previous publication (2nd publication)