RO64406A - Procede pour la separation d'isoprene des melanges - Google Patents

Procede pour la separation d'isoprene des melanges

Info

Publication number: RO64406A
Authority: RO; Romania
Prior art keywords: isoprene; mixtures; separation
Prior art date: 1972-01-28

Application number

RO7373564A

Other languages

English (en)

French (fr)

Inventor

Carlo Rescalli

Alessandro Ginnasi

Pierluigi Rebora

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.)

1972-01-28

Filing date

1973-01-20

Publication date

1979-07-15

1973-01-20 Application filed by Snam Progetti filed Critical Snam Progetti

1979-07-15 Publication of RO64406A publication Critical patent/RO64406A/ro

Links

Classifications

- 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
- 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)
Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)

RO7373564A 1972-01-28 1973-01-20 Procede pour la separation d'isoprene des melanges RO64406A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number	Publication Date
RO64406A true RO64406A (fr)	1979-07-15

Family

ID=11162057

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
RO7373564A RO64406A (fr)	1972-01-28	1973-01-20	Procede pour la separation d'isoprene des melanges
RO7379754A RO64566A (fr)	1972-01-28	1973-01-20	Procede pour la separation d'isoprene partant des melanges des hydrocarbures

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
RO7379754A RO64566A (fr)	1972-01-28	1973-01-20	Procede pour la separation d'isoprene partant des melanges des hydrocarbures

Country Status (32)

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

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
EP3665144B1 (en) *	2017-08-11	2023-08-02	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

0
- BE BE794552D patent/BE794552A/xx not_active IP Right Cessation
1972
- 1972-01-28 IT IT19885/72A patent/IT946986B/it active
1973
- 1973-01-04 EG EG3/73A patent/EG10798A/xx active
- 1973-01-18 ZA ZA730386A patent/ZA73386B/xx unknown
- 1973-01-18 AU AU51213/73A patent/AU474928B2/en not_active Expired
- 1973-01-19 IE IE85/73A patent/IE38687B1/xx unknown
- 1973-01-20 RO RO7373564A patent/RO64406A/ro unknown
- 1973-01-20 RO RO7379754A patent/RO64566A/ro unknown
- 1973-01-23 TR TR18234A patent/TR18234A/xx unknown
- 1973-01-23 AR AR246258A patent/AR197975A1/es active
- 1973-01-23 YU YU179/73A patent/YU35562B/xx unknown
- 1973-01-24 IN IN166/CAL/73A patent/IN140240B/en unknown
- 1973-01-25 ZM ZM12/73A patent/ZM1273A1/xx unknown
- 1973-01-25 FR FR7302573A patent/FR2169226B1/fr not_active Expired
- 1973-01-26 CS CS628A patent/CS171744B2/cs unknown
- 1973-01-26 GB GB424473A patent/GB1417733A/en not_active Expired
- 1973-01-26 PH PH14290A patent/PH11742A/en unknown
- 1973-01-26 HU HUSA2448A patent/HU167370B/hu unknown
- 1973-01-26 SE SE7301166A patent/SE397083B/xx unknown
- 1973-01-26 SU SU731874586A patent/SU623514A3/ru active
- 1973-01-26 NO NO343/73A patent/NO138448C/no unknown
- 1973-01-26 DD DD168463A patent/DD101662A5/xx unknown
- 1973-01-26 LU LU66905A patent/LU66905A1/xx unknown
- 1973-01-26 US US00327238A patent/US3851010A/en not_active Expired - Lifetime
- 1973-01-26 CA CA162,118A patent/CA1000644A/en not_active Expired
- 1973-01-26 DK DK44073AA patent/DK138845B/da not_active IP Right Cessation
- 1973-01-27 JP JP1070173A patent/JPS558969B2/ja not_active Expired
- 1973-01-28 ES ES411298A patent/ES411298A1/es not_active Expired
- 1973-01-29 AT AT76573A patent/AT326090B/de not_active IP Right Cessation
- 1973-01-29 CH CH122873A patent/CH560656A5/xx not_active IP Right Cessation
- 1973-01-29 NL NLAANVRAGE7301254,A patent/NL174541C/xx not_active IP Right Cessation
- 1973-01-29 BG BG7332612A patent/BG26664A4/xx unknown
- 1973-01-29 BG BG022561A patent/BG25643A3/xx unknown
- 1973-01-29 BR BR73646A patent/BR7300646D0/pt unknown
1976
- 1976-03-15 BG BG032612A patent/BG26664A3/bg unknown
1978
- 1978-06-21 JP JP7432878A patent/JPS5436204A/ja active Granted

Also Published As

Publication number	Publication date
AU474928B2 (en)	1976-08-05
IN140240B (ro)	1976-10-02
RO64566A (fr)	1979-02-15
IE38687L (en)	1973-07-28
DD101662A5 (ro)	1973-11-12
AU5121373A (en)	1974-07-18
ZA73386B (en)	1973-10-31
FR2169226B1 (ro)	1975-10-31
CA1000644A (en)	1976-11-30
BR7300646D0 (pt)	1973-09-13
NO138448C (no)	1978-09-06
GB1417733A (en)	1975-12-17
AT326090B (de)	1975-11-25
SU623514A3 (ru)	1978-09-05
DK138845C (ro)	1979-04-17
CS171744B2 (ro)	1976-10-29
JPS5510572B2 (ro)	1980-03-17
JPS5436204A (en)	1979-03-16
BG25643A3 (bg)	1978-11-10
NO138448B (no)	1978-05-29
FR2169226A1 (ro)	1973-09-07
YU35562B (en)	1981-04-30
DE2303863B2 (de)	1976-11-04
ES411298A1 (es)	1975-12-01
ZM1273A1 (en)	1973-10-22
NL174541C (nl)	1984-07-02
DE2303863A1 (de)	1973-08-09
NL174541B (nl)	1984-02-01
LU66905A1 (ro)	1973-03-26
IE38687B1 (en)	1978-05-10
NL7301254A (ro)	1973-07-31
BG26664A3 (bg)	1979-05-15
PH11742A (en)	1978-05-30
CH560656A5 (ro)	1975-04-15
US3851010A (en)	1974-11-26
ATA76573A (de)	1975-02-15
HU167370B (ro)	1975-09-27
JPS4885509A (ro)	1973-11-13
BG26664A4 (ro)	1979-05-15
AR197975A1 (es)	1974-05-24
SE397083B (sv)	1977-10-17
DK138845B (da)	1978-11-06
TR18234A (tr)	1976-11-05
JPS558969B2 (ro)	1980-03-07
EG10798A (en)	1976-05-31
BE794552A (fr)	1973-05-16
IT946986B (ro)	1973-05-21
YU17973A (en)	1980-09-25

Publication	Publication Date	Title
RO64406A (fr)	1979-07-15	Procede pour la separation d'isoprene des melanges
RO63539A (fr)	1978-07-15	Procede pour la preparation des piperazinylquinoxalines
RO63025A (fr)	1978-12-15	Procede pour la preparation des aminophenyletanolamines
RO62818A (fr)	1978-05-15	Procede pour la preparation des 1-aminosulfonyle-2-aminobenzimidazoles
RO62622A (fr)	1978-05-15	Procede pour la preparation des 1-hydroxy-2-pyridones
RO62817A (fr)	1977-10-15	Procede pour la preparation des 1-acyle-3-aminosulfonyle-2-benzimidazoles
RO68379A (ro)	1981-11-24	Procedeu pentru prepararea unor n-benzhidril-n'-p-hidroxibenzil-piperazine
BE790693A (fr)	1973-04-27	Procede pour la purification de l'isoprene
RO63035A (fr)	1978-05-15	Procede pour la preparation des 2-phenylaminoimidazolines-(2)-substitues
RO63792A (fr)	1978-12-15	Procede pour la preparation d'ergolines-0-6-methyle-2-8-substituees
RO62820A (fr)	1977-11-15	Procede pour la preparation des 3-carbamoyl-oxymethylcephalosporines primaires
BE803171R (fr)	1974-02-04	Procede pour la separation de lactames
RO62896A (fr)	1978-03-15	Procede pour la preparation des 7-aminocephalosporines
RO72164A (ro)	1983-08-03	Procedeu pentru prepararea unor peniciline
RO63005A (fr)	1978-05-15	Procede pour la preparation des carbamoilsulfoxydes
RO64631A (fr)	1979-01-15	Procede pour la separation du cobalt
RO80063A (ro)	1982-12-06	Procedeu pentru prepararea unor cloracetanilide n-substituite
BE807087A (fr)	1974-05-08	Procede pour la preparation de thiazolines-(3)
RO62811A (fr)	1977-11-15	Procede pour la preparation des 2-amimo-4-h-pyrannes
RO63441A (fr)	1978-05-15	Procede pour la preparation des 2-benzoyl-3-aminopyridines
RO62467A (fr)	1977-11-15	Procede pour la preparation des 1-hydrocarbyl-3,4,5-tribrompyrazoles substitues
RO69491A (ro)	1981-04-30	Procedeu pentru prepararea disulfurilor de tetraalchil-tiuram
RO76979A (ro)	1981-08-30	Procedeu pentru prepararea unor difenilmetoxietilamine
BE798294A (fr)	1973-10-16	Procede pour l'allylation selective des o-alkoxyphenols
RO63028A (fr)	1978-08-15	Procede pour la preparation des 1-alkylydenaminouracyles