NL157508B - PROCESS FOR THE PURIFICATION OF AN ORGANIC OR ORGANIC CRYSTALLINE SUBSTANCE. - Google Patents

PROCESS FOR THE PURIFICATION OF AN ORGANIC OR ORGANIC CRYSTALLINE SUBSTANCE.

Info

Publication number
NL157508B
NL157508B NL6900436.A NL6900436A NL157508B NL 157508 B NL157508 B NL 157508B NL 6900436 A NL6900436 A NL 6900436A NL 157508 B NL157508 B NL 157508B
Authority
NL
Netherlands
Prior art keywords
organic
purification
crystalline substance
organic crystalline
substance
Prior art date
Application number
NL6900436.A
Other languages
Dutch (nl)
Other versions
NL6900436A (en
Original Assignee
Standard Messo Duisburg
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 Standard Messo Duisburg filed Critical Standard Messo Duisburg
Publication of NL6900436A publication Critical patent/NL6900436A/xx
Publication of NL157508B publication Critical patent/NL157508B/en

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0018—Evaporation of components of the mixture to be separated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/004—Fractional crystallisation; Fractionating or rectifying columns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL6900436.A 1968-01-20 1969-01-10 PROCESS FOR THE PURIFICATION OF AN ORGANIC OR ORGANIC CRYSTALLINE SUBSTANCE. NL157508B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681719461 DE1719461B2 (en) 1968-01-20 1968-01-20 METHOD FOR PURIFYING INORGANIC OR RAW ORGANIC PRODUCTS

Publications (2)

Publication Number Publication Date
NL6900436A NL6900436A (en) 1969-07-22
NL157508B true NL157508B (en) 1978-08-15

Family

ID=5689702

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6900436.A NL157508B (en) 1968-01-20 1969-01-10 PROCESS FOR THE PURIFICATION OF AN ORGANIC OR ORGANIC CRYSTALLINE SUBSTANCE.

Country Status (5)

Country Link
DE (1) DE1719461B2 (en)
FR (1) FR1597677A (en)
GB (1) GB1172180A (en)
NL (1) NL157508B (en)
SE (1) SE354575B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2323219A1 (en) * 1973-05-09 1974-11-21 Hoechst Ag METHOD FOR CLEANING UP TEREPHTHALIC ACID DIMETHYLESTER
JPS5941925B2 (en) * 1980-03-06 1984-10-11 三菱瓦斯化学株式会社 Method for producing dithionite

Also Published As

Publication number Publication date
SE354575B (en) 1973-03-19
DE1719461A1 (en) 1970-10-29
FR1597677A (en) 1970-06-29
DE1719461B2 (en) 1976-06-24
NL6900436A (en) 1969-07-22
GB1172180A (en) 1969-11-26

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: STANDARD MESS