FR508378A - Method and apparatus for the manufacture of phthalic anhydride - Google Patents

Method and apparatus for the manufacture of phthalic anhydride

Info

Publication number
FR508378A
FR508378A FR508378A FR508378DA FR508378A FR 508378 A FR508378 A FR 508378A FR 508378 A FR508378 A FR 508378A FR 508378D A FR508378D A FR 508378DA FR 508378 A FR508378 A FR 508378A
Authority
FR
France
Prior art keywords
manufacture
phthalic anhydride
phthalic
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
FR508378A
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.)
Selden Co
Original Assignee
Selden 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 Selden Co filed Critical Selden Co
Application granted granted Critical
Publication of FR508378A publication Critical patent/FR508378A/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)
FR508378A 1920-01-13 1920-01-13 Method and apparatus for the manufacture of phthalic anhydride Expired FR508378A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR508378T 1920-01-13

Publications (1)

Publication Number Publication Date
FR508378A true FR508378A (en) 1920-10-08

Family

ID=8910331

Family Applications (1)

Application Number Title Priority Date Filing Date
FR508378A Expired FR508378A (en) 1920-01-13 1920-01-13 Method and apparatus for the manufacture of phthalic anhydride

Country Status (1)

Country Link
FR (1) FR508378A (en)

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