FR2176488B1 - - Google Patents
Info
- Publication number
- FR2176488B1 FR2176488B1 FR7209763A FR7209763A FR2176488B1 FR 2176488 B1 FR2176488 B1 FR 2176488B1 FR 7209763 A FR7209763 A FR 7209763A FR 7209763 A FR7209763 A FR 7209763A FR 2176488 B1 FR2176488 B1 FR 2176488B1
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
-
- 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)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7209763A FR2176488B1 (en) | 1972-03-20 | 1972-03-20 | |
BE1004868A BE796434A (en) | 1972-03-20 | 1973-03-08 | PROCESS FOR PURIFYING BENZENE AND TOLUENE BY EXTRACTIVE AZEOTROPIC DISTILLATION |
GB1223273A GB1430481A (en) | 1972-03-20 | 1973-03-14 | Process for purifying benezene and toluene by extractive azeotropic distillation process for producing aromatic hydrocarbons |
IT21629/73A IT981410B (en) | 1972-03-20 | 1973-03-15 | PROCEDURE FOR PURIFICATION OF BENZOL AND TOLUOL BY EXTRACTIVE AZEOTROPIC DISTILLATION |
DD169505A DD104501A1 (en) | 1972-03-20 | 1973-03-16 | |
DE2313603A DE2313603C2 (en) | 1972-03-20 | 1973-03-19 | Process for the separation of benzene and / or toluene by extractive distillation |
CA166,613A CA988451A (en) | 1972-03-20 | 1973-03-19 | Benzene and toluene purification process by azeotropic extractive distillation |
NL7303911A NL7303911A (en) | 1972-03-20 | 1973-03-20 | |
US343108A US3884769A (en) | 1972-03-20 | 1973-03-20 | Process for purifying benzene and toluene by extractive azeotropic distillation |
JP3250973A JPS5632971B2 (en) | 1972-03-20 | 1973-03-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7209763A FR2176488B1 (en) | 1972-03-20 | 1972-03-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2176488A1 FR2176488A1 (en) | 1973-11-02 |
FR2176488B1 true FR2176488B1 (en) | 1975-03-21 |
Family
ID=9095539
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7209763A Expired FR2176488B1 (en) | 1972-03-20 | 1972-03-20 |
Country Status (10)
Country | Link |
---|---|
US (1) | US3884769A (en) |
JP (1) | JPS5632971B2 (en) |
BE (1) | BE796434A (en) |
CA (1) | CA988451A (en) |
DD (1) | DD104501A1 (en) |
DE (1) | DE2313603C2 (en) |
FR (1) | FR2176488B1 (en) |
GB (1) | GB1430481A (en) |
IT (1) | IT981410B (en) |
NL (1) | NL7303911A (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2383148A2 (en) * | 1977-03-08 | 1978-10-06 | Inst Francais Du Petrole | BENZENE AND TOLUENE PURIFICATION PROCESS BY AZEOTROPIC-EXTRACTIVE DISTILLATION |
DD133937A1 (en) * | 1977-03-08 | 1979-01-31 | Inst Francais Du Petrole | METHOD FOR CLEANING BENZENE AND TOLUOL BY AZEOTROPE EXTRACTIVE DISTILLATION |
FR2388580A1 (en) * | 1977-04-29 | 1978-11-24 | Inst Francais Du Petrole | Control of extractive distn. column - involves monitoring plate temp. above feed but below solvent addn. point and using this to control heat addn. to column |
US4514262A (en) * | 1982-08-02 | 1985-04-30 | Lloyd Berg | Separation of benzene from non-aromatic hydrocarbons by extractive distillation |
US4569647A (en) * | 1983-09-16 | 1986-02-11 | Pelam, Inc. | Apparatus for preparing and embedding tissue samples for histological examination |
US4955468A (en) * | 1989-09-08 | 1990-09-11 | Phillips Petroleum Company | Separation of hydrocarbon mixtures |
US5068011A (en) * | 1990-10-26 | 1991-11-26 | Phillips Petroleum Company | Separation of monoolefins from paraffins |
US5399244A (en) * | 1993-12-06 | 1995-03-21 | Glitsch, Inc. | Process to recover benzene from mixed hydrocarbons by extractive distillation |
US5458741A (en) * | 1994-01-14 | 1995-10-17 | Lloyd Berg | Separation of benzene from close boiling hydrocarbons by extractive distillation |
DE4437702C1 (en) * | 1994-10-21 | 1995-11-23 | Krupp Koppers Gmbh | Recovering pure benzene@ and toluene@ from aromatic hydrocarbon starting product |
EP2167210A2 (en) * | 2006-08-09 | 2010-03-31 | AMT International, Inc. | Three phase extractive distillation with multiple columns connected in series |
US8282816B2 (en) * | 2009-04-28 | 2012-10-09 | Uop Llc | Extractive distillation process and system |
CN101774721B (en) * | 2009-12-24 | 2012-11-28 | 烟台泰和新材料股份有限公司 | Method for treating production solvent-containing waste liquid from production of m-aramid fibers |
CN102068831B (en) * | 2010-12-15 | 2012-11-21 | 天津大学 | Batch extractive distillation device and separation method for acetonitrile-methanol azeotropic mixture |
WO2014024206A1 (en) * | 2012-08-09 | 2014-02-13 | Council Of Scientific & Industrial Research | A process for production of benzene lean gasoline by recovery of high purity benzene from unprocessed cracked gasoline fraction containing organic peroxides |
US9284237B2 (en) | 2013-12-13 | 2016-03-15 | Uop Llc | Methods and apparatuses for processing hydrocarbons |
CN111635425B (en) * | 2020-07-07 | 2022-12-20 | 山东中盛药化设备有限公司 | Method and system for separating toluene and silyl ether |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD82908A (en) * | ||||
US2804427A (en) * | 1955-10-27 | 1957-08-27 | Jack F Suriano | Method and apparatus for deodorizing oils and fats |
US2859155A (en) * | 1955-12-27 | 1958-11-04 | Du Pont | Process for vaporizing hydrogen peroxide by connective distillation |
US2957811A (en) * | 1957-11-05 | 1960-10-25 | Universal Oil Prod Co | Segregation of xylene isomers |
US3151046A (en) * | 1959-05-22 | 1964-09-29 | Phillips Petroleum Co | Methylethylpyridine-methylvinylpyridine fractionation |
US3114783A (en) * | 1959-08-27 | 1963-12-17 | Exxon Research Engineering Co | Separation of aromatics from hydrocarbon streams |
DE1188075B (en) * | 1963-03-12 | 1965-03-04 | Erdoelchemie Gmbh | Process for the separation of o-xylene and styrene |
BE745743A (en) * | 1969-02-17 | 1970-07-16 | Toray Industries | METHODS OF RECOVERING STYRENE AND XYLENES FROM CRACKED OIL AND NEW PRODUCTS THUS OBTAINED ( |
-
1972
- 1972-03-20 FR FR7209763A patent/FR2176488B1/fr not_active Expired
-
1973
- 1973-03-08 BE BE1004868A patent/BE796434A/en unknown
- 1973-03-14 GB GB1223273A patent/GB1430481A/en not_active Expired
- 1973-03-15 IT IT21629/73A patent/IT981410B/en active
- 1973-03-16 DD DD169505A patent/DD104501A1/xx unknown
- 1973-03-19 DE DE2313603A patent/DE2313603C2/en not_active Expired
- 1973-03-19 CA CA166,613A patent/CA988451A/en not_active Expired
- 1973-03-20 JP JP3250973A patent/JPS5632971B2/ja not_active Expired
- 1973-03-20 US US343108A patent/US3884769A/en not_active Expired - Lifetime
- 1973-03-20 NL NL7303911A patent/NL7303911A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NL7303911A (en) | 1973-09-24 |
DE2313603C2 (en) | 1982-04-15 |
BE796434A (en) | 1973-09-10 |
DE2313603A1 (en) | 1973-09-27 |
DD104501A1 (en) | 1974-03-12 |
GB1430481A (en) | 1976-03-31 |
JPS495925A (en) | 1974-01-19 |
US3884769A (en) | 1975-05-20 |
CA988451A (en) | 1976-05-04 |
JPS5632971B2 (en) | 1981-07-31 |
IT981410B (en) | 1974-10-10 |
FR2176488A1 (en) | 1973-11-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |