BE777186A - Procede pour recuperer l'isoprene des melanges en contenant - Google Patents

Procede pour recuperer l'isoprene des melanges en contenant

Info

Publication number
BE777186A
BE777186A BE777186A BE777186A BE777186A BE 777186 A BE777186 A BE 777186A BE 777186 A BE777186 A BE 777186A BE 777186 A BE777186 A BE 777186A BE 777186 A BE777186 A BE 777186A
Authority
BE
Belgium
Prior art keywords
mixtures
container
recovering isoprene
isoprene
recovering
Prior art date
Application number
BE777186A
Other languages
English (en)
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 BE777186A publication Critical patent/BE777186A/fr

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

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)
BE777186A 1970-12-29 1971-12-23 Procede pour recuperer l'isoprene des melanges en contenant BE777186A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3361370 1970-12-29

Publications (1)

Publication Number Publication Date
BE777186A true BE777186A (fr) 1972-04-17

Family

ID=11237947

Family Applications (1)

Application Number Title Priority Date Filing Date
BE777186A BE777186A (fr) 1970-12-29 1971-12-23 Procede pour recuperer l'isoprene des melanges en contenant

Country Status (21)

Country Link
US (1) US3860496A (fr)
JP (1) JPS5328403B1 (fr)
AT (1) AT319192B (fr)
AU (1) AU468106B2 (fr)
BE (1) BE777186A (fr)
BG (1) BG22800A3 (fr)
BR (1) BR7108716D0 (fr)
CA (1) CA957321A (fr)
CS (1) CS195664B2 (fr)
DK (1) DK130919B (fr)
ES (1) ES398777A1 (fr)
FR (1) FR2124658A5 (fr)
GB (1) GB1340149A (fr)
HU (1) HU167163B (fr)
LU (1) LU64525A1 (fr)
NL (1) NL171150C (fr)
PL (1) PL82897B1 (fr)
RO (1) RO61668A (fr)
SU (1) SU473353A3 (fr)
YU (1) YU34872B (fr)
ZA (1) ZA718692B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4081332A (en) * 1976-08-27 1978-03-28 The B. F. Goodrich Company Extractive distillation of C5 hydrocarbons using acetonitrile and additives
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
US4134795A (en) * 1978-04-05 1979-01-16 The Goodyear Tire & Rubber Company Acetylenes removal from diolefin streams by extractive distillation
DE2911395C2 (de) * 1979-03-23 1985-03-14 Basf Ag, 6700 Ludwigshafen Verfahren zur Gewinnung eines konjugierten Diolefins aus einem C↓4↓- oder C↓5↓-Kohlenwasserstoffgemisch
EP0130244A1 (fr) * 1983-06-29 1985-01-09 The C.W. Nofsinger Company Procédé de distillation extractive pour la purification de dioléfines
DE3338269A1 (de) * 1983-10-21 1985-05-02 Basf Ag, 6700 Ludwigshafen Verfahren zur gewinnung von isopren aus einem c(pfeil abwaerts)5(pfeil abwaerts)-kohlenwasserstoffgemisch
US4629533A (en) * 1985-01-31 1986-12-16 Phillips Petroleum Company Isolation of 3-methyl-1-butene from a hydrocarbon stream
US4954224A (en) * 1989-09-08 1990-09-04 Brown Ronald E Extractive distillation of hydrocarbon feeds employing mixed solvent
US4955468A (en) * 1989-09-08 1990-09-11 Phillips Petroleum Company Separation of hydrocarbon mixtures
US5154802A (en) * 1991-07-17 1992-10-13 Phillips Petroleum Company Separation of unsaturated hydrocarbons by extractive distillation
CN101516830B (zh) * 2006-09-28 2013-11-27 巴斯夫欧洲公司 通过蒸馏连续分离含有吗啉（mo）、单氨基二甘醇（adg）、氨和水的混合物的方法
DE502007003040D1 (de) * 2006-09-28 2010-04-15 Basf Se Verfahren zur kontinuierlichen destillativen auftrennung von gemischen enthaltend morpholin (mo), monoaminodiglykol (adg), ammoniak und wasser
EP2079718B1 (fr) * 2006-09-28 2010-04-07 Basf Se Procédé de séparation par distillation en continu de mélanges contenant de la morpholine (mo), du monoaminodiglycol (adg), de l'ammoniac et de l'eau
CN101337132B (zh) * 2008-08-04 2013-08-21 董保军 萃取精馏工艺
AR101431A1 (es) * 2013-06-05 2016-12-21 Gtc Technology Us Llc Proceso y aparatos para separar di-olefinas c₅ de naftas de pirólisis
US9981889B2 (en) 2013-08-22 2018-05-29 General Electric Company Use of diethylenetriamine as a CS2 scavenger in isoprene production
US10065907B2 (en) 2014-12-18 2018-09-04 Sabic Global Technologies B.V. Isoprene extraction with preserved C5 feedstock
CN111320520B (zh) * 2018-12-14 2024-01-23 中国石油化工股份有限公司 一种用于丁二烯分离的萃取精馏塔和分离方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2426705A (en) * 1942-12-29 1947-09-02 Standard Oil Dev Co Recovery of isoprene by fractionation and extractive distillation
US2461346A (en) * 1944-12-28 1949-02-08 Standard Oil Dev Co Separation of hydrocarbons
US3012947A (en) * 1959-06-15 1961-12-12 Exxon Research Engineering Co Recovery of high purity isoprene from light steam cracked distillate
US3038016A (en) * 1959-08-17 1962-06-05 Phillips Petroleum Co Isoprene separation
BE672305A (fr) * 1962-05-18
SE353078B (fr) * 1965-12-30 1973-01-22 Japanese Geon Co Ltd
US3510405A (en) * 1967-11-11 1970-05-05 Nippon Zeon Co Isoprene purification process
US3634537A (en) * 1969-05-14 1972-01-11 Phillips Petroleum Co Solvent extraction process
BE754702A (fr) * 1969-08-13 1971-01-18 Metallgesellschaft Ag Procede de dissociation de melanges d'hydrocarbures, et produits obtenus

Also Published As

Publication number Publication date
SU473353A3 (ru) 1975-06-05
NL171150C (nl) 1983-02-16
DK130919B (da) 1975-05-05
DE2165454B2 (de) 1977-06-30
DK130919C (fr) 1975-10-06
NL171150B (nl) 1982-09-16
CS195664B2 (en) 1980-02-29
HU167163B (fr) 1975-08-28
BG22800A3 (fr) 1977-04-20
BR7108716D0 (pt) 1973-03-08
LU64525A1 (fr) 1972-06-20
AU468106B2 (en) 1976-01-08
AU3679471A (en) 1973-06-14
YU34872B (en) 1980-04-30
ZA718692B (en) 1972-09-27
CA957321A (en) 1974-11-05
RO61668A (fr) 1977-02-15
US3860496A (en) 1975-01-14
ES398777A1 (es) 1975-06-01
GB1340149A (en) 1973-12-12
DE2165454A1 (de) 1972-07-06
NL7118073A (fr) 1972-07-03
JPS5328403B1 (fr) 1978-08-15
YU327371A (en) 1979-10-31
FR2124658A5 (fr) 1972-09-22
PL82897B1 (fr) 1975-10-31
AT319192B (de) 1974-12-10

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SNAM PROGETTI S.P.A.

Effective date: 19871231