FR2130630A1 - - Google Patents

Info

Publication number
FR2130630A1
FR2130630A1 FR7210284A FR7210284A FR2130630A1 FR 2130630 A1 FR2130630 A1 FR 2130630A1 FR 7210284 A FR7210284 A FR 7210284A FR 7210284 A FR7210284 A FR 7210284A FR 2130630 A1 FR2130630 A1 FR 2130630A1
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.)
Granted
Application number
FR7210284A
Other languages
French (fr)
Other versions
FR2130630B1 (cs
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.)
Standard Oil Co
Original Assignee
Standard Oil Co
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 Oil Co filed Critical Standard Oil Co
Publication of FR2130630A1 publication Critical patent/FR2130630A1/fr
Application granted granted Critical
Publication of FR2130630B1 publication Critical patent/FR2130630B1/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
    • C07C51/573—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
FR7210284A 1971-03-23 1972-03-23 Expired FR2130630B1 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12711671A 1971-03-23 1971-03-23

Publications (2)

Publication Number Publication Date
FR2130630A1 true FR2130630A1 (cs) 1972-11-03
FR2130630B1 FR2130630B1 (cs) 1977-12-30

Family

ID=22428386

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7210284A Expired FR2130630B1 (cs) 1971-03-23 1972-03-23

Country Status (4)

Country Link
DE (1) DE2213728A1 (cs)
FR (1) FR2130630B1 (cs)
GB (1) GB1377226A (cs)
IT (1) IT952118B (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111544916A (zh) * 2020-06-24 2020-08-18 南通百川新材料有限公司 一种偏苯三酸酐精馏塔釜残液中偏苯三酸酐的回收装置和方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1556414A (cs) * 1967-12-29 1969-02-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1556414A (cs) * 1967-12-29 1969-02-07

Also Published As

Publication number Publication date
DE2213728A1 (de) 1972-09-28
IT952118B (it) 1973-07-20
FR2130630B1 (cs) 1977-12-30
GB1377226A (en) 1974-12-11

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Legal Events

Date Code Title Description
ST Notification of lapse