FR2067871A5 - - Google Patents

Info

Publication number
FR2067871A5
FR2067871A5 FR6939821A FR6939821A FR2067871A5 FR 2067871 A5 FR2067871 A5 FR 2067871A5 FR 6939821 A FR6939821 A FR 6939821A FR 6939821 A FR6939821 A FR 6939821A FR 2067871 A5 FR2067871 A5 FR 2067871A5
Authority
FR
France
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.)
Expired
Application number
FR6939821A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orkem SA
Original Assignee
Chimique des Charbonnages SA
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 to BE758447D priority Critical patent/BE758447A/xx
Application filed by Chimique des Charbonnages SA filed Critical Chimique des Charbonnages SA
Priority to FR6939821A priority patent/FR2067871A5/fr
Priority to LU62016D priority patent/LU62016A1/xx
Priority to NL7016835A priority patent/NL7016835A/xx
Priority to GB5490170A priority patent/GB1312279A/en
Priority to CH1708270A priority patent/CH521936A/fr
Priority to ES385694A priority patent/ES385694A1/es
Priority to DE19702056937 priority patent/DE2056937A1/de
Application granted granted Critical
Publication of FR2067871A5 publication Critical patent/FR2067871A5/fr
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
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Furan Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
FR6939821A 1969-11-19 1969-11-19 Expired FR2067871A5 (es)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BE758447D BE758447A (fr) 1969-11-19 Procede de fabrication de monoanhydrides d'acides au moins tetracarboxyliques
FR6939821A FR2067871A5 (es) 1969-11-19 1969-11-19
LU62016D LU62016A1 (es) 1969-11-19 1970-11-06
NL7016835A NL7016835A (es) 1969-11-19 1970-11-17
GB5490170A GB1312279A (en) 1969-11-19 1970-11-18 Method of preparation of monoanhydrides of acids that are at least tetracarboxylic
CH1708270A CH521936A (fr) 1969-11-19 1970-11-18 Procédé de fabrication de mono-anhydrides d'acides au moins tétracarboxyliques
ES385694A ES385694A1 (es) 1969-11-19 1970-11-19 Procedimiento para la fabricacion de monoanhidridos de po- liacidos.
DE19702056937 DE2056937A1 (de) 1969-11-19 1970-11-19 Verfahren zur Herstellung von Mono anhydnden mindestens vierbasischer Car bonsauren

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6939821A FR2067871A5 (es) 1969-11-19 1969-11-19

Publications (1)

Publication Number Publication Date
FR2067871A5 true FR2067871A5 (es) 1971-08-20

Family

ID=9043317

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6939821A Expired FR2067871A5 (es) 1969-11-19 1969-11-19

Country Status (8)

Country Link
BE (1) BE758447A (es)
CH (1) CH521936A (es)
DE (1) DE2056937A1 (es)
ES (1) ES385694A1 (es)
FR (1) FR2067871A5 (es)
GB (1) GB1312279A (es)
LU (1) LU62016A1 (es)
NL (1) NL7016835A (es)

Also Published As

Publication number Publication date
NL7016835A (es) 1971-05-24
GB1312279A (en) 1973-04-04
LU62016A1 (es) 1971-08-09
ES385694A1 (es) 1973-04-01
BE758447A (fr) 1971-05-04
DE2056937A1 (de) 1971-05-27
CH521936A (fr) 1972-04-30

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Legal Events

Date Code Title Description
ST Notification of lapse