IT941667B - Procedimento per la separazione dell anidride maleica - Google Patents

Procedimento per la separazione dell anidride maleica

Info

Publication number
IT941667B
IT941667B IT27320/71A IT2732071A IT941667B IT 941667 B IT941667 B IT 941667B IT 27320/71 A IT27320/71 A IT 27320/71A IT 2732071 A IT2732071 A IT 2732071A IT 941667 B IT941667 B IT 941667B
Authority
IT
Italy
Prior art keywords
maleic
dioxide
separation
procedure
maleic dioxide
Prior art date
Application number
IT27320/71A
Other languages
English (en)
Italian (it)
Original Assignee
Prolizenz 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 Prolizenz Ag filed Critical Prolizenz Ag
Application granted granted Critical
Publication of IT941667B publication Critical patent/IT941667B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0078—Condensation of vapours; Recovering volatile solvents by condensation characterised by auxiliary systems or arrangements
    • B01D5/0081—Feeding the steam or the vapours
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0003—Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
    • B01D5/0012—Vertical tubes
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Furan Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
IT27320/71A 1970-08-25 1971-08-07 Procedimento per la separazione dell anidride maleica IT941667B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1271470A CH533591A (de) 1970-08-25 1970-08-25 Verfahren zur Gewinnung von Maleinsäureanhydrid

Publications (1)

Publication Number Publication Date
IT941667B true IT941667B (it) 1973-03-10

Family

ID=4385696

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27320/71A IT941667B (it) 1970-08-25 1971-08-07 Procedimento per la separazione dell anidride maleica

Country Status (10)

Country Link
AT (1) AT311308B (enExample)
BE (1) BE771509A (enExample)
CH (1) CH533591A (enExample)
DE (1) DE2142195A1 (enExample)
ES (1) ES394443A1 (enExample)
FR (1) FR2106043A5 (enExample)
GB (1) GB1356280A (enExample)
IT (1) IT941667B (enExample)
NL (1) NL7111195A (enExample)
ZA (1) ZA715686B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1593610A (en) * 1977-06-24 1981-07-22 Chevron Res Process for recovering maleic anhydride by condensation

Also Published As

Publication number Publication date
DE2142195A1 (enExample) 1972-03-02
NL7111195A (enExample) 1972-02-29
ZA715686B (en) 1972-04-26
ES394443A1 (es) 1974-03-01
GB1356280A (en) 1974-06-12
AT311308B (de) 1973-11-12
CH533591A (de) 1973-02-15
FR2106043A5 (enExample) 1972-04-28
BE771509A (fr) 1971-12-31

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