FR1338254A - Improvements in processes for the purification of maleic anhydride - Google Patents

Improvements in processes for the purification of maleic anhydride

Info

Publication number
FR1338254A
FR1338254A FR914846A FR914846A FR1338254A FR 1338254 A FR1338254 A FR 1338254A FR 914846 A FR914846 A FR 914846A FR 914846 A FR914846 A FR 914846A FR 1338254 A FR1338254 A FR 1338254A
Authority
FR
France
Prior art keywords
purification
processes
maleic anhydride
maleic
anhydride
Prior art date
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
FR914846A
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.)
Harpener Bergbau AG
Original Assignee
Harpener Bergbau AG
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 Harpener Bergbau AG filed Critical Harpener Bergbau AG
Priority to FR914846A priority Critical patent/FR1338254A/en
Application granted granted Critical
Publication of FR1338254A publication Critical patent/FR1338254A/en
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)
FR914846A 1962-11-08 1962-11-08 Improvements in processes for the purification of maleic anhydride Expired FR1338254A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR914846A FR1338254A (en) 1962-11-08 1962-11-08 Improvements in processes for the purification of maleic anhydride

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR914846A FR1338254A (en) 1962-11-08 1962-11-08 Improvements in processes for the purification of maleic anhydride

Publications (1)

Publication Number Publication Date
FR1338254A true FR1338254A (en) 1963-09-20

Family

ID=8790435

Family Applications (1)

Application Number Title Priority Date Filing Date
FR914846A Expired FR1338254A (en) 1962-11-08 1962-11-08 Improvements in processes for the purification of maleic anhydride

Country Status (1)

Country Link
FR (1) FR1338254A (en)

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