IT946030B - Dispositivo per il ricupero dell anidride maleica - Google Patents

Dispositivo per il ricupero dell anidride maleica

Info

Publication number
IT946030B
IT946030B IT30610/71A IT3061071A IT946030B IT 946030 B IT946030 B IT 946030B IT 30610/71 A IT30610/71 A IT 30610/71A IT 3061071 A IT3061071 A IT 3061071A IT 946030 B IT946030 B IT 946030B
Authority
IT
Italy
Prior art keywords
maleic
dioxide
recovery
maleic dioxide
Prior art date
Application number
IT30610/71A
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 IT946030B publication Critical patent/IT946030B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/16—Fractionating columns in which vapour bubbles through liquid
    • B01D3/163—Plates with valves
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
IT30610/71A 1970-11-04 1971-10-30 Dispositivo per il ricupero dell anidride maleica IT946030B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1603270A CH515055A (de) 1970-11-04 1970-11-04 Vorrichtung zum Auswaschen von Maleinsäureanhydrid

Publications (1)

Publication Number Publication Date
IT946030B true IT946030B (it) 1973-05-21

Family

ID=4413924

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30610/71A IT946030B (it) 1970-11-04 1971-10-30 Dispositivo per il ricupero dell anidride maleica

Country Status (7)

Country Link
BE (1) BE774943A (cg-RX-API-DMAC7.html)
CH (1) CH515055A (cg-RX-API-DMAC7.html)
DE (1) DE2153581A1 (cg-RX-API-DMAC7.html)
FR (1) FR2113582A5 (cg-RX-API-DMAC7.html)
IT (1) IT946030B (cg-RX-API-DMAC7.html)
NL (1) NL7115136A (cg-RX-API-DMAC7.html)
ZA (1) ZA717398B (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9199206B2 (en) * 2010-05-11 2015-12-01 Sulzer Chemtech Ag Contact tray for a mass transfer column

Also Published As

Publication number Publication date
DE2153581A1 (cg-RX-API-DMAC7.html) 1972-05-10
NL7115136A (cg-RX-API-DMAC7.html) 1972-05-08
BE774943A (fr) 1972-03-01
ZA717398B (en) 1972-07-26
FR2113582A5 (en) 1972-06-23
CH515055A (de) 1971-11-15

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