IT1048975B - Procedimento per la produzione ed il recupero di orto xilene ed etil benzene - Google Patents

Procedimento per la produzione ed il recupero di orto xilene ed etil benzene

Info

Publication number: IT1048975B
Authority: IT; Italy
Prior art keywords: recovery; procedure; production; ethyl benzene; ortho xylene
Prior art date: 1971-10-26

Application number

IT53614/72A

Other languages

English (en)

Original Assignee

Universal Oil Prod Co

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.)

1971-10-26

Filing date

1972-10-25

Publication date

1980-12-20

1972-10-25 Application filed by Universal Oil Prod Co filed Critical Universal Oil Prod Co

1980-12-20 Application granted granted Critical

1980-12-20 Publication of IT1048975B publication Critical patent/IT1048975B/it

Links

YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 title 2
CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 title 2
238000000034 method Methods 0.000 title 1
238000011084 recovery Methods 0.000 title 1

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
- C07C7/12—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers
- C07C7/13—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers by molecular-sieve technique
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

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)
Treatment Of Liquids With Adsorbents In General (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)

IT53614/72A 1971-10-26 1972-10-25 Procedimento per la produzione ed il recupero di orto xilene ed etil benzene IT1048975B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US19197671A	1971-10-26	1971-10-26

Publications (1)

Publication Number	Publication Date
IT1048975B true IT1048975B (it)	1980-12-20

Family

ID=22707692

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT53614/72A IT1048975B (it)	1971-10-26	1972-10-25	Procedimento per la produzione ed il recupero di orto xilene ed etil benzene

Country Status (7)

Country	Link
US (1)	US3707550A (it)
JP (1)	JPS5229730B2 (it)
CA (1)	CA963915A (it)
DE (1)	DE2252625C3 (it)
FR (1)	FR2157992B2 (it)
GB (1)	GB1398754A (it)
IT (1)	IT1048975B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3939221A (en) *	1973-07-27	1976-02-17	The British Petroleum Chemical International Ltd.	Xylenes separation process
US3917734A (en) *	1974-04-08	1975-11-04	Universal Oil Prod Co	Process for the separation of ethylbenzene
US3943182A (en) *	1974-05-13	1976-03-09	Universal Oil Products Company	Process for the separation of ethylbenzene by selective adsorption on a zeolitic adsorbent
GB1526065A (en) *	1974-10-16	1978-09-27	Asahi Chemical Ind	Process for separation of hydrocarbon mixture
US3997620A (en) *	1975-10-28	1976-12-14	Uop Inc.	Process for separating para-xylene
US4118429A (en) *	1977-09-26	1978-10-03	Uop Inc.	Production and recovery of para-xylene
GB2031013B (en) *	1978-09-07	1983-02-16	Asahi Chemical Ind	Separation of c8 aromatic isomers
US4482777A (en) *	1984-04-02	1984-11-13	Uop Inc.	Separation of ortho bi-alkyl substituted monocyclic aromatic isomers
US4529828A (en) *	1984-05-29	1985-07-16	Uop Inc.	Separation of ortho-xylene
US4886929A (en) *	1987-06-15	1989-12-12	Uop Inc.	Separation of para-xylene
US4835334A (en) *	1988-03-29	1989-05-30	Uop	Two-stage adsorptive separation process for purifying 2,6 Dimethylnaphthalene
US5004853A (en) *	1988-03-29	1991-04-02	Uop	Continuous process for the production of 2,6-dimethylnaphthalene
FR2833592B1 (fr) *	2001-12-19	2004-02-13	Inst Francais Du Petrole	Procede de coproduction de paraxylene et d'orthoxylene comprenant deux etapes de separation
US7271305B2 (en) *	2003-05-01	2007-09-18	Bp Corporation North America Inc.	Method of obtaining para-xylene
US7960600B2 (en) *	2009-05-28	2011-06-14	Uop Llc	Process for improved meta-xylene yield from C8 aromatics
CN111410596B (zh)	2020-04-02	2021-03-30	浙江大学	一种碳八芳烃同分异构体混合物的分离方法

1971
- 1971-10-26 US US191976A patent/US3707550A/en not_active Expired - Lifetime
1972
- 1972-10-25 IT IT53614/72A patent/IT1048975B/it active
- 1972-10-25 GB GB4918972A patent/GB1398754A/en not_active Expired
- 1972-10-26 JP JP47107576A patent/JPS5229730B2/ja not_active Expired
- 1972-10-26 FR FR7238074A patent/FR2157992B2/fr not_active Expired
- 1972-10-26 CA CA154,917A patent/CA963915A/en not_active Expired
- 1972-10-26 DE DE2252625A patent/DE2252625C3/de not_active Expired

Also Published As

Publication number	Publication date
CA963915A (en)	1975-03-04
JPS4872129A (it)	1973-09-29
US3707550A (en)	1972-12-26
JPS5229730B2 (it)	1977-08-03
GB1398754A (en)	1975-06-25
FR2157992A2 (it)	1973-06-08
FR2157992B2 (it)	1975-03-28
DE2252625C3 (de)	1978-12-14
DE2252625A1 (de)	1973-07-19
DE2252625B2 (de)	1978-04-06

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