FR2106043A5 - - Google Patents

Info

Publication number
FR2106043A5
FR2106043A5 FR7130894A FR7130894A FR2106043A5 FR 2106043 A5 FR2106043 A5 FR 2106043A5 FR 7130894 A FR7130894 A FR 7130894A FR 7130894 A FR7130894 A FR 7130894A FR 2106043 A5 FR2106043 A5 FR 2106043A5
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.)
Expired
Application number
FR7130894A
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.)
Prolizenz AG
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 FR2106043A5 publication Critical patent/FR2106043A5/fr
Expired legal-status Critical Current

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
FR7130894A 1970-08-25 1971-08-25 Expired FR2106043A5 (enrdf_load_stackoverflow)

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
FR2106043A5 true FR2106043A5 (enrdf_load_stackoverflow) 1972-04-28

Family

ID=4385696

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7130894A Expired FR2106043A5 (enrdf_load_stackoverflow) 1970-08-25 1971-08-25

Country Status (10)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2395265A1 (fr) * 1977-06-24 1979-01-19 Chevron Res Procede de recuperation d'anhydride maleique

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2395265A1 (fr) * 1977-06-24 1979-01-19 Chevron Res Procede de recuperation d'anhydride maleique

Also Published As

Publication number Publication date
ES394443A1 (es) 1974-03-01
CH533591A (de) 1973-02-15
BE771509A (fr) 1971-12-31
DE2142195A1 (enrdf_load_stackoverflow) 1972-03-02
AT311308B (de) 1973-11-12
IT941667B (it) 1973-03-10
ZA715686B (en) 1972-04-26
NL7111195A (enrdf_load_stackoverflow) 1972-02-29
GB1356280A (en) 1974-06-12

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Legal Events

Date Code Title Description
ST Notification of lapse