GB1430481A - Process for purifying benezene and toluene by extractive azeotropic distillation process for producing aromatic hydrocarbons - Google Patents
Process for purifying benezene and toluene by extractive azeotropic distillation process for producing aromatic hydrocarbonsInfo
- Publication number
- GB1430481A GB1430481A GB1223273A GB1223273A GB1430481A GB 1430481 A GB1430481 A GB 1430481A GB 1223273 A GB1223273 A GB 1223273A GB 1223273 A GB1223273 A GB 1223273A GB 1430481 A GB1430481 A GB 1430481A
- Authority
- GB
- United Kingdom
- Prior art keywords
- solvent
- zone
- toluene
- steam
- mixture
- Prior art date
- 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
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 title abstract 12
- 238000000034 method Methods 0.000 title 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 title 1
- 238000010533 azeotropic distillation Methods 0.000 title 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 abstract 9
- 239000002904 solvent Substances 0.000 abstract 7
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 abstract 3
- 229930195733 hydrocarbon Natural products 0.000 abstract 3
- 150000002430 hydrocarbons Chemical class 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 3
- 239000004215 Carbon black (E152) Substances 0.000 abstract 2
- 229930195734 saturated hydrocarbon Natural products 0.000 abstract 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 238000001833 catalytic reforming Methods 0.000 abstract 1
- 238000005336 cracking Methods 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 238000000895 extractive distillation Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000000197 pyrolysis Methods 0.000 abstract 1
- 238000010992 reflux Methods 0.000 abstract 1
- 229920006395 saturated elastomer Polymers 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 238000004230 steam cracking Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7209763A FR2176488B1 (enrdf_load_stackoverflow) | 1972-03-20 | 1972-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1430481A true GB1430481A (en) | 1976-03-31 |
Family
ID=9095539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1223273A Expired GB1430481A (en) | 1972-03-20 | 1973-03-14 | Process for purifying benezene and toluene by extractive azeotropic distillation process for producing aromatic hydrocarbons |
Country Status (10)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2287514C1 (ru) * | 2005-08-05 | 2006-11-20 | Открытое акционерное общество Научно-исследовательский институт "Ярсинтез" (ОАО НИИ "Ярсинтез") | Способ получения бензола и дебензолированной высокооктановой смеси |
| 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 |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2383148A2 (fr) * | 1977-03-08 | 1978-10-06 | Inst Francais Du Petrole | Procede de purification de benzene et de toluene par distillation azeotropique-extractive |
| NL7802444A (nl) * | 1977-03-08 | 1978-09-12 | Inst Francais Du Petrole | Werkwijze voor de zuivering van benzeen en tolu- een door extractieve azeotrope -destillatie. |
| FR2388580A1 (fr) * | 1977-04-29 | 1978-11-24 | Inst Francais Du Petrole | Procede et dispositif de controle d'une distillation extractive |
| 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 (de) * | 1994-10-21 | 1995-11-23 | Krupp Koppers Gmbh | Verfahren zur Gewinnung von reinem Benzol und reinem Toluol |
| RU2291849C1 (ru) * | 2005-11-03 | 2007-01-20 | Открытое акционерное общество "Нижнекамскнефтехим" | Способ выделения бензола |
| 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 |
| CN102068831B (zh) * | 2010-12-15 | 2012-11-21 | 天津大学 | 乙腈-甲醇共沸混合物的间歇萃取精馏装置和分离方法 |
| US9284237B2 (en) | 2013-12-13 | 2016-03-15 | Uop Llc | Methods and apparatuses for processing hydrocarbons |
| CN109912375B (zh) * | 2017-12-13 | 2025-05-16 | 北京英斯派克科技有限公司 | 一种甲苯不溶物实验装置和甲苯回收方法 |
| CN111635425B (zh) * | 2020-07-07 | 2022-12-20 | 山东中盛药化设备有限公司 | 一种用于分离甲苯和硅醚的方法及系统 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD82908A (enrdf_load_stackoverflow) * | ||||
| 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 (de) * | 1963-03-12 | 1965-03-04 | Erdoelchemie Gmbh | Verfahren zur Trennung von o-Xylol und Styrol |
| GB1274784A (en) * | 1969-02-17 | 1972-05-17 | Toray Industries | Recovery of aromatic hydrocarbons |
-
1972
- 1972-03-20 FR FR7209763A patent/FR2176488B1/fr not_active Expired
-
1973
- 1973-03-08 BE BE1004868A patent/BE796434A/xx unknown
- 1973-03-14 GB GB1223273A patent/GB1430481A/en not_active Expired
- 1973-03-15 IT IT21629/73A patent/IT981410B/it active
- 1973-03-16 DD DD169505A patent/DD104501A1/xx unknown
- 1973-03-19 DE DE2313603A patent/DE2313603C2/de not_active Expired
- 1973-03-19 CA CA166,613A patent/CA988451A/fr not_active Expired
- 1973-03-20 NL NL7303911A patent/NL7303911A/xx not_active Application Discontinuation
- 1973-03-20 US US343108A patent/US3884769A/en not_active Expired - Lifetime
- 1973-03-20 JP JP3250973A patent/JPS5632971B2/ja not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2287514C1 (ru) * | 2005-08-05 | 2006-11-20 | Открытое акционерное общество Научно-исследовательский институт "Ярсинтез" (ОАО НИИ "Ярсинтез") | Способ получения бензола и дебензолированной высокооктановой смеси |
| 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 |
| CN104718276A (zh) * | 2012-08-09 | 2015-06-17 | 科学工业研究委员会 | 用于通过从含有机过氧化物的未加工的裂化汽油馏分回收高纯度苯来制备贫苯汽油的方法 |
| CN104718276B (zh) * | 2012-08-09 | 2017-08-25 | 科学工业研究委员会 | 用于通过从含有机过氧化物的未加工的裂化汽油馏分回收高纯度苯来制备贫苯汽油的方法 |
| RU2635923C2 (ru) * | 2012-08-09 | 2017-11-17 | Каунсил Оф Сайентифик Энд Индастриал Рисерч | Способ производства обедненного бензолом бензина извлечением бензола высокой чистоты из фракции непереработанного крекинг-бензина, содержащей органические пероксиды |
Also Published As
| Publication number | Publication date |
|---|---|
| DD104501A1 (enrdf_load_stackoverflow) | 1974-03-12 |
| FR2176488A1 (enrdf_load_stackoverflow) | 1973-11-02 |
| US3884769A (en) | 1975-05-20 |
| NL7303911A (enrdf_load_stackoverflow) | 1973-09-24 |
| JPS495925A (enrdf_load_stackoverflow) | 1974-01-19 |
| FR2176488B1 (enrdf_load_stackoverflow) | 1975-03-21 |
| DE2313603A1 (de) | 1973-09-27 |
| JPS5632971B2 (enrdf_load_stackoverflow) | 1981-07-31 |
| CA988451A (fr) | 1976-05-04 |
| DE2313603C2 (de) | 1982-04-15 |
| BE796434A (fr) | 1973-09-10 |
| IT981410B (it) | 1974-10-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1430481A (en) | Process for purifying benezene and toluene by extractive azeotropic distillation process for producing aromatic hydrocarbons | |
| US5849982A (en) | Recovery of styrene from pyrolysis gasoline by extractive distillation | |
| US3723256A (en) | Aromatic hydrocarbon recovery by extractive distillation, extraction and plural distillations | |
| EP0658615A2 (en) | Process to recover benzene from mixed hydrocarbons | |
| GB1410773A (en) | Hydrocarbon separation process | |
| GB1474207A (en) | Separating substances for low vapour pressure | |
| US3349009A (en) | Separation of hydrocarbons by distilling with a fluorocarbon | |
| US3909366A (en) | Purification of propylene oxide by distillation | |
| JP4243246B2 (ja) | 粗−１，３−ブタジエンの後処理法 | |
| GB771710A (en) | Processes for the separation of mixtures by means of adsorptive distillation | |
| US3862254A (en) | Production of aromatic hydrocarbons | |
| US2265220A (en) | Process for recovering toluene | |
| US2542520A (en) | Ethylene extraction | |
| US2936283A (en) | Extraction process wherein the desired material is recovered by azeotropic distillation of the extract | |
| US2848387A (en) | Separation of aromatic and nonaromatic hydrocarbons | |
| KR950011388A (ko) | 두개의 추출 증류 단계를 포함하는, 4개 또는 5개의 탄소원자를 갖는 공급원료로부터 삼차에테르를 제조하는 방법 | |
| US3725255A (en) | Process for separating aromatic hydrocarbons from mixtures containingthem by liquid-liquid extraction and azeotropic distillation | |
| US4031153A (en) | Separation of styrene from xylenes | |
| US3220933A (en) | Separation of c9 aromatic hydrocarbons | |
| US3038016A (en) | Isoprene separation | |
| US2352534A (en) | Azeotropic distillation of benzene fractions | |
| JPS582208B2 (ja) | コンゴウヨウザイ ノ ブンリホウホウ | |
| GB1502323A (en) | Process for the separation of aromatic hydrocarbons from a mixed hydrocarbon feedstock | |
| US3433849A (en) | Process for recovering pure aromatics | |
| SU563910A3 (ru) | Способ выделени стирола из углеводородных смесей |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |