LU66905A1 - - Google Patents

Info

Publication number
LU66905A1
LU66905A1 LU66905A LU66905DA LU66905A1 LU 66905 A1 LU66905 A1 LU 66905A1 LU 66905 A LU66905 A LU 66905A LU 66905D A LU66905D A LU 66905DA LU 66905 A1 LU66905 A1 LU 66905A1
Authority
LU
Luxembourg
Application number
LU66905A
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 filed Critical
Publication of LU66905A1 publication Critical patent/LU66905A1/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00Purification; Separation; Use of additives
    • C07C7/005Processes comprising at least two steps in series
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00Purification; Separation; Use of additives
    • C07C7/04Purification; Separation; Use of additives by distillation
    • C07C7/05Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
    • C07C7/08Purification; 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)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
LU66905A 1972-01-28 1973-01-26 LU66905A1 (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19885/72A IT946986B (en:Method) 1972-01-28 1972-01-28

Publications (1)

Publication Number Publication Date
LU66905A1 true LU66905A1 (en:Method) 1973-03-26

Family

ID=11162057

Family Applications (1)

Application Number Title Priority Date Filing Date
LU66905A LU66905A1 (en:Method) 1972-01-28 1973-01-26

Country Status (32)

Country Link
US (1) US3851010A (en:Method)
JP (2) JPS558969B2 (en:Method)
AR (1) AR197975A1 (en:Method)
AT (1) AT326090B (en:Method)
AU (1) AU474928B2 (en:Method)
BE (1) BE794552A (en:Method)
BG (3) BG26664A4 (en:Method)
BR (1) BR7300646D0 (en:Method)
CA (1) CA1000644A (en:Method)
CH (1) CH560656A5 (en:Method)
CS (1) CS171744B2 (en:Method)
DD (1) DD101662A5 (en:Method)
DK (1) DK138845B (en:Method)
EG (1) EG10798A (en:Method)
ES (1) ES411298A1 (en:Method)
FR (1) FR2169226B1 (en:Method)
GB (1) GB1417733A (en:Method)
HU (1) HU167370B (en:Method)
IE (1) IE38687B1 (en:Method)
IN (1) IN140240B (en:Method)
IT (1) IT946986B (en:Method)
LU (1) LU66905A1 (en:Method)
NL (1) NL174541C (en:Method)
NO (1) NO138448C (en:Method)
PH (1) PH11742A (en:Method)
RO (2) RO64406A (en:Method)
SE (1) SE397083B (en:Method)
SU (1) SU623514A3 (en:Method)
TR (1) TR18234A (en:Method)
YU (1) YU35562B (en:Method)
ZA (1) ZA73386B (en:Method)
ZM (1) ZM1273A1 (en:Method)

Families Citing this family (19)

* 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
US4128457A (en) * 1977-03-09 1978-12-05 Societa' Italiana Resine S.I.R. S.P.A. Process for the separation of butadiene by plural stage extractive distillation
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
CA1146978A (en) * 1979-07-18 1983-05-24 Henricus S.A. Douwes Process for the recovery of isoprene, and isoprene so recovered
JPS5828882U (ja) * 1981-08-20 1983-02-24 日本電産コパル株式会社 表示装置ユニツト
EP0130244A1 (en) * 1983-06-29 1985-01-09 The C.W. Nofsinger Company Extractive distillation process for the purification of diolefins
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
JPS617283U (ja) * 1984-06-18 1986-01-17 住友電気工業株式会社 リニアモ−タ用リアクシヨンプレ−ト
US4629533A (en) * 1985-01-31 1986-12-16 Phillips Petroleum Company Isolation of 3-methyl-1-butene from a hydrocarbon stream
US4570029A (en) * 1985-03-04 1986-02-11 Uop Inc. Process for separating isoprene
CN1053881C (zh) * 1996-03-20 2000-06-28 中国石油化工总公司 一种裂解碳五馏份的分离方法
KR100458361B1 (ko) * 2001-09-25 2004-11-26 한국과학기술연구원 추출증류에 의하여 c5 유분에서 이소프렌을 분리하는 방법
EP3233772B1 (en) 2014-12-18 2021-04-21 SABIC Global Technologies B.V. Isoprene extraction with preserved c5 feedstock
US10836691B2 (en) * 2015-09-22 2020-11-17 Fina Technology, Inc. Upgrading a C5 olefin stream
US10919827B2 (en) * 2017-08-11 2021-02-16 Basf Se Process for recovering 3-methylbut-3-en-1-ol
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
CN115177964A (zh) * 2022-06-10 2022-10-14 武汉北湖云峰环保科技有限公司 一种废有机溶剂乙腈的再生装置及其工艺
CN115611698B (zh) * 2022-12-01 2023-03-17 淄博鲁华同方化工有限公司 一种dmf法萃取分离异戊二烯的工艺

Also Published As

Publication number Publication date
JPS4885509A (en:Method) 1973-11-13
BG26664A4 (en:Method) 1979-05-15
AU474928B2 (en) 1976-08-05
IE38687L (en) 1973-07-28
DK138845C (en:Method) 1979-04-17
ZA73386B (en) 1973-10-31
AR197975A1 (es) 1974-05-24
DD101662A5 (en:Method) 1973-11-12
FR2169226B1 (en:Method) 1975-10-31
PH11742A (en) 1978-05-30
DE2303863A1 (de) 1973-08-09
YU35562B (en) 1981-04-30
BR7300646D0 (pt) 1973-09-13
SE397083B (sv) 1977-10-17
NL7301254A (en:Method) 1973-07-31
JPS558969B2 (en:Method) 1980-03-07
FR2169226A1 (en:Method) 1973-09-07
EG10798A (en) 1976-05-31
ATA76573A (de) 1975-02-15
IN140240B (en:Method) 1976-10-02
JPS5510572B2 (en:Method) 1980-03-17
YU17973A (en) 1980-09-25
NO138448B (no) 1978-05-29
ZM1273A1 (en) 1973-10-22
BG25643A3 (bg) 1978-11-10
TR18234A (tr) 1976-11-05
IT946986B (en:Method) 1973-05-21
DE2303863B2 (de) 1976-11-04
GB1417733A (en) 1975-12-17
AU5121373A (en) 1974-07-18
NL174541B (nl) 1984-02-01
CS171744B2 (en:Method) 1976-10-29
ES411298A1 (es) 1975-12-01
SU623514A3 (ru) 1978-09-05
US3851010A (en) 1974-11-26
IE38687B1 (en) 1978-05-10
AT326090B (de) 1975-11-25
RO64566A (fr) 1979-02-15
CA1000644A (en) 1976-11-30
DK138845B (da) 1978-11-06
NO138448C (no) 1978-09-06
JPS5436204A (en) 1979-03-16
NL174541C (nl) 1984-07-02
RO64406A (fr) 1979-07-15
HU167370B (en:Method) 1975-09-27
BE794552A (fr) 1973-05-16
CH560656A5 (en:Method) 1975-04-15
BG26664A3 (bg) 1979-05-15

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