BE676048A - - Google Patents

Info

Publication number
BE676048A
BE676048A BE676048DA BE676048A BE 676048 A BE676048 A BE 676048A BE 676048D A BE676048D A BE 676048DA BE 676048 A BE676048 A BE 676048A
Authority
BE
Belgium
Application number
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 BE676048A publication Critical patent/BE676048A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54Preparation of carboxylic acid anhydrides
    • C07C51/573Separation; Purification; Stabilisation; Use of additives
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42Separation; Purification; Stabilisation; Use of additives
    • C07C51/48Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
BE676048D 1965-02-05 1966-02-04 BE676048A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG42761A DE1274107B (de) 1965-02-05 1965-02-05 Verfahren zur Reinigung von Pyromellithsaeuredianhydrid

Publications (1)

Publication Number Publication Date
BE676048A true BE676048A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1966-06-16

Family

ID=7127007

Family Applications (1)

Application Number Title Priority Date Filing Date
BE676048D BE676048A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1965-02-05 1966-02-04

Country Status (4)

Country Link
BE (1) BE676048A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1274107B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1132784A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL6601382A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE792879A (fr) * 1971-12-17 1973-03-30 Chevron Res Procede d'isolement de l'anhydride maleique
JPH0390076A (ja) * 1989-09-01 1991-04-16 Hitachi Ltd 酸無水物錯体とその製造法、該錯体を含む組成物等

Also Published As

Publication number Publication date
GB1132784A (en) 1968-11-06
DE1274107B (de) 1968-08-01
NL6601382A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1966-08-08

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