CS183752B2 - Mode of separating diolefins containing 4 or 5 carbon atoms from mixtures containing these diolefins - Google Patents

Mode of separating diolefins containing 4 or 5 carbon atoms from mixtures containing these diolefins

Info

Publication number
CS183752B2
CS183752B2 CS7400004792A CS479274A CS183752B2 CS 183752 B2 CS183752 B2 CS 183752B2 CS 7400004792 A CS7400004792 A CS 7400004792A CS 479274 A CS479274 A CS 479274A CS 183752 B2 CS183752 B2 CS 183752B2
Authority
CS
Czechoslovakia
Prior art keywords
diolefins
mode
carbon atoms
separating
mixtures containing
Prior art date
Application number
CS7400004792A
Other languages
Czech (cs)
English (en)
Inventor
Carlo Rescalli
Alessandro Vetere
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Publication of CS183752B2 publication Critical patent/CS183752B2/cs

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • B01D11/0488—Flow sheets
    • 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
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/40—Extractive distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/10—Purification; Separation; Use of additives by extraction, i.e. purification or separation of liquid hydrocarbons with the aid of liquids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CS7400004792A 1973-07-20 1974-07-05 Mode of separating diolefins containing 4 or 5 carbon atoms from mixtures containing these diolefins CS183752B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26816/73A IT994985B (it) 1973-07-20 1973-07-20 Solvente per la separazione di diolefine da miscele che li contengono

Publications (1)

Publication Number Publication Date
CS183752B2 true CS183752B2 (en) 1978-07-31

Family

ID=11220298

Family Applications (1)

Application Number Title Priority Date Filing Date
CS7400004792A CS183752B2 (en) 1973-07-20 1974-07-05 Mode of separating diolefins containing 4 or 5 carbon atoms from mixtures containing these diolefins

Country Status (31)

Country Link
US (1) US3980528A (xx)
JP (1) JPS566970B2 (xx)
AR (1) AR203853A1 (xx)
AT (1) AT333711B (xx)
BE (1) BE817844A (xx)
BR (1) BR7405799D0 (xx)
CA (1) CA1042834A (xx)
CH (1) CH605478A5 (xx)
CS (1) CS183752B2 (xx)
DD (1) DD112426A5 (xx)
DK (1) DK136598B (xx)
EG (1) EG11331A (xx)
ES (1) ES428740A1 (xx)
FR (1) FR2237864B1 (xx)
GB (1) GB1431616A (xx)
HU (1) HU168687B (xx)
IE (1) IE40387B1 (xx)
IN (1) IN139403B (xx)
IT (1) IT994985B (xx)
LU (1) LU70558A1 (xx)
MW (1) MW2874A1 (xx)
NL (1) NL7409834A (xx)
NO (1) NO140053C (xx)
PH (1) PH12461A (xx)
PL (1) PL96560B1 (xx)
RO (1) RO70292A (xx)
SE (1) SE392098B (xx)
SU (1) SU577963A3 (xx)
TR (1) TR18497A (xx)
ZA (1) ZA744317B (xx)
ZM (1) ZM11674A1 (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6021125B2 (ja) * 1976-12-20 1985-05-25 ジェイエスアール株式会社 イソプレンの精製法
IT1085079B (it) * 1977-05-12 1985-05-28 Snam Progetti Procedimento per la separazione di idrocarburi aromatici da miscele che li contengono
NL8200653A (nl) * 1982-02-18 1983-09-16 Dow Chemical Nederland Werkwijze voor het afscheiden van ethylenisch onverzadigde koolwaterstoffen uit een koolwaterstofmengsel.
JPS61280928A (ja) * 1985-06-07 1986-12-11 東洋製罐株式会社 鉄乃至鋼箔を用いた包装材料

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2437357A (en) * 1945-06-25 1948-03-09 Union Oil Co Solvent extraction of hydrocarbons
US2484305A (en) * 1946-08-16 1949-10-11 Phillips Petroleum Co Process for the separation of unsaturated aliphatic hydrocarbons from more saturatedaliphatic hydrocarbons
US2589960A (en) * 1947-11-07 1952-03-18 Phillips Petroleum Co Recovery of olefin hydrocarbons
HU165735B (xx) * 1970-12-29 1974-10-28
CH548398A (de) * 1971-02-13 1974-04-30 Basf Ag Verfahren zur herstellung von substituierten imidazolen.
US3819529A (en) * 1973-01-17 1974-06-25 Oxy Metal Finishing Corp Imidazole stripping composition and method

Also Published As

Publication number Publication date
AR203853A1 (es) 1975-10-31
LU70558A1 (xx) 1974-11-28
TR18497A (tr) 1977-02-24
ATA600674A (de) 1976-04-15
IN139403B (xx) 1976-06-12
FR2237864B1 (xx) 1978-02-17
EG11331A (en) 1977-10-31
JPS5032109A (xx) 1975-03-28
ZA744317B (en) 1975-07-30
ZM11674A1 (en) 1975-03-21
CH605478A5 (xx) 1978-09-29
DK136598C (xx) 1978-04-03
FR2237864A1 (xx) 1975-02-14
NO140053C (no) 1979-06-27
DE2434950B2 (de) 1976-07-29
IT994985B (it) 1975-10-20
AT333711B (de) 1976-12-10
SU577963A3 (ru) 1977-10-25
DE2434950A1 (de) 1975-02-13
GB1431616A (en) 1976-04-14
US3980528A (en) 1976-09-14
SE7409465L (xx) 1975-01-21
CA1042834A (en) 1978-11-21
RO70292A (ro) 1982-08-17
IE40387B1 (en) 1979-05-23
NO140053B (no) 1979-03-19
PL96560B1 (pl) 1978-01-31
DD112426A5 (xx) 1975-04-12
SE392098B (sv) 1977-03-14
PH12461A (en) 1979-03-08
MW2874A1 (en) 1975-07-09
NL7409834A (nl) 1975-01-22
DK136598B (da) 1977-10-31
DK390974A (xx) 1975-03-10
BR7405799D0 (pt) 1975-05-20
HU168687B (xx) 1976-06-28
AU7110274A (en) 1976-01-15
NO742631L (xx) 1975-02-17
ES428740A1 (es) 1976-11-16
BE817844A (fr) 1974-11-18
JPS566970B2 (xx) 1981-02-14
IE40387L (en) 1975-01-20

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