FR2259802B1 - - Google Patents

Info

Publication number
FR2259802B1
FR2259802B1 FR7502458A FR7502458A FR2259802B1 FR 2259802 B1 FR2259802 B1 FR 2259802B1 FR 7502458 A FR7502458 A FR 7502458A FR 7502458 A FR7502458 A FR 7502458A FR 2259802 B1 FR2259802 B1 FR 2259802B1
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
FR7502458A
Other languages
French (fr)
Other versions
FR2259802A1 (enrdf_load_stackoverflow
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.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
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 SnamProgetti SpA filed Critical SnamProgetti SpA
Publication of FR2259802A1 publication Critical patent/FR2259802A1/fr
Application granted granted Critical
Publication of FR2259802B1 publication Critical patent/FR2259802B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
    • C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/005—Processes comprising at least two steps in series

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7502458A 1974-02-01 1975-01-27 Expired FR2259802B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2007774A IT1007203B (it) 1974-02-01 1974-02-01 Procedimento per la separazione di idrocarburi c 4 da miscele di idro carburi che li contengono in presen za di composti acetilenici instabi li

Publications (2)

Publication Number Publication Date
FR2259802A1 FR2259802A1 (enrdf_load_stackoverflow) 1975-08-29
FR2259802B1 true FR2259802B1 (enrdf_load_stackoverflow) 1978-10-13

Family

ID=11163615

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7502458A Expired FR2259802B1 (enrdf_load_stackoverflow) 1974-02-01 1975-01-27

Country Status (3)

Country Link
FR (1) FR2259802B1 (enrdf_load_stackoverflow)
GB (1) GB1479103A (enrdf_load_stackoverflow)
IT (1) IT1007203B (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
IT1007203B (it) 1976-10-30
FR2259802A1 (enrdf_load_stackoverflow) 1975-08-29
GB1479103A (en) 1977-07-06

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Legal Events

Date Code Title Description
ST Notification of lapse