EA199900252A3 - Process for oligomerizing of light olefins - Google Patents
Process for oligomerizing of light olefinsInfo
- Publication number
- EA199900252A3 EA199900252A3 EA199900252A EA199900252A EA199900252A3 EA 199900252 A3 EA199900252 A3 EA 199900252A3 EA 199900252 A EA199900252 A EA 199900252A EA 199900252 A EA199900252 A EA 199900252A EA 199900252 A3 EA199900252 A3 EA 199900252A3
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- stream
- hydrocarbons
- oligomerization
- gasoline
- olefin
- Prior art date
Links
- 150000001336 alkenes Chemical class 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 5
- 230000003606 oligomerizing effect Effects 0.000 title 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 10
- 150000002430 hydrocarbons Chemical class 0.000 abstract 10
- 238000006384 oligomerization reaction Methods 0.000 abstract 6
- 239000004215 Carbon black (E152) Substances 0.000 abstract 4
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 abstract 4
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 abstract 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 2
- 239000001257 hydrogen Substances 0.000 abstract 2
- 229910052739 hydrogen Inorganic materials 0.000 abstract 2
- 239000001282 iso-butane Substances 0.000 abstract 2
- 239000002994 raw material Substances 0.000 abstract 2
- 229910021536 Zeolite Inorganic materials 0.000 abstract 1
- 238000005804 alkylation reaction Methods 0.000 abstract 1
- HOWJQLVNDUGZBI-UHFFFAOYSA-N butane;propane Chemical compound CCC.CCCC HOWJQLVNDUGZBI-UHFFFAOYSA-N 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 238000004523 catalytic cracking Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 abstract 1
- 210000000540 fraction c Anatomy 0.000 abstract 1
- 238000005194 fractionation Methods 0.000 abstract 1
- JTXAHXNXKFGXIT-UHFFFAOYSA-N propane;prop-1-ene Chemical group CCC.CC=C JTXAHXNXKFGXIT-UHFFFAOYSA-N 0.000 abstract 1
- 238000007670 refining Methods 0.000 abstract 1
- 239000012808 vapor phase Substances 0.000 abstract 1
- 239000010457 zeolite Substances 0.000 abstract 1
Landscapes
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
Изобретение относится к способам олигомеризации олефинсодержащих углеводородных фракций Си/или Св бензиновые углеводороды и включает контакт сырья с катализатором олигомеризации, содержащим цеолит группы пентасилов, в условиях олигомеризации с образованием потока, обогащенного углеводородами C, охлаждение полученного потока продуктов, его разделение в сепараторе и колонне - деэтанизаторе на лёгкие углеводороды C-Cи поток, содержащий углеводороды С, и фракционирование этого потока с получением бензина C, фракции углеводородов Си фракции углеводородов Си смешение части содержащего углеводороды C-Cпарофазного потока из сепаратора и части фракции углеводородов Сс олефинсодержащим сырьём. Использование в качестве рецикла части парофазного потока из сепаратора и части, выделенной из потока продуктов фракции С, позволяет формировать водородсодержащий рецикловый поток, обогащенный изобутаном по сравнению с известными способами олигомеризации олефинсодержащего сырья, что обеспечивает повышение выхода бензина при вовлечении изобутана в реакции алкилирования, а также увеличение содержания изо-олефинов в полученном бензине. В предпочтительном варианте предлагаемого способа олигомеризации объёмное отношение углеводороды: водород в рецикле от 1:0,3 до 1:2. Предлагаемый способ олигомеризации низших олефинов может быть использован в нефтепереработке и нефтехимии, например для получения бензина из пропан-пропиленовой и бутан-бутиленовой фракций каталитического крекинга.The invention relates to methods for oligomerization of olefin-containing hydrocarbon fractions Cu / or S gasoline hydrocarbons and includes contacting the feedstock with an oligomerization catalyst containing pentasil group zeolite under oligomerization conditions to form a stream rich in hydrocarbons C, cooling the resulting product stream, separating it in a separator and a column deethanizer for light hydrocarbons C-C stream containing hydrocarbons C, and fractionation of this stream to produce gasoline C, hydrocarbon fractions C fraction Si and hydrocarbons; Mixing part of the C-C vapor-phase hydrocarbon-containing stream from the separator and part of the hydrocarbon fraction Сс olefin-containing raw material. Using as part of the recycle vapor stream from the separator and the part separated from the product stream of fraction C, allows you to form a hydrogen-containing recycle stream enriched in isobutane compared with the known methods of oligomerization of olefin-containing raw materials, which increases the yield of gasoline with the involvement of isobutane in the alkylation reaction, as well as increase in the content of iso-olefins in the resulting gasoline. In a preferred embodiment of the proposed method of oligomerization, the volume ratio of hydrocarbons: hydrogen in recycle is from 1: 0.3 to 1: 2. The proposed method of oligomerization of lower olefins can be used in oil refining and petrochemistry, for example, to obtain gasoline from propane-propylene and butane-butylene fractions of catalytic cracking.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU98105081/04A RU2135547C1 (en) | 1998-03-31 | 1998-03-31 | Lower olefin oligomerization process |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EA199900252A2 EA199900252A2 (en) | 1999-12-29 |
| EA199900252A3 true EA199900252A3 (en) | 2000-10-30 |
| EA002128B1 EA002128B1 (en) | 2001-12-24 |
Family
ID=20203600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EA199900252A EA002128B1 (en) | 1998-03-31 | 1999-03-29 | Process for oligomerizing of light olefins |
Country Status (2)
| Country | Link |
|---|---|
| EA (1) | EA002128B1 (en) |
| RU (1) | RU2135547C1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2177929C2 (en) * | 1999-09-30 | 2002-01-10 | Малова Ольга Васильевна | Method of oligomerization of lower olefins in gas-liquid phase |
| RU2186829C1 (en) * | 2001-08-02 | 2002-08-10 | Фалькевич Генрих Семенович | High anti-knock gasoline production process and apparatus for carrying out the process (versions) |
| RU2191203C1 (en) * | 2001-08-13 | 2002-10-20 | Научно-инженерный центр "Цеосит" Объединенного института катализа СО РАН | Method of processing olefin-containing feedstock (options) |
| RU2191204C1 (en) * | 2001-08-13 | 2002-10-20 | Научно-инженерный центр "Цеосит" Объединенного института катализа СО РАН | Method of processing olefin-containing feedstock |
| RU2191205C1 (en) * | 2001-08-13 | 2002-10-20 | Научно-инженерный центр "Цеосит" Объединенного института катализа СО РАН | Distillate and lube fractions production process |
| AU2002353872B2 (en) * | 2001-10-25 | 2007-05-17 | IFP Energies Nouvelles | Components for blending of transportation fuels |
| RU2698302C1 (en) * | 2017-03-07 | 2019-08-26 | Михайло Барильчук | Plant for processing aliphatic hydrocarbons c2-c12 using zeolite-containing catalysts |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5221774A (en) * | 1992-03-19 | 1993-06-22 | Phillips Petroleum Company | Ethylene oligomerization |
| FI96320C (en) * | 1994-12-29 | 1996-06-10 | Neste Oy | Method for oligomerization of alkenes |
| RU2112013C1 (en) * | 1996-09-02 | 1998-05-27 | Акционерное общество "Нижнекамскнефтехим" | Method of high-octane gasoline producing |
-
1998
- 1998-03-31 RU RU98105081/04A patent/RU2135547C1/en not_active IP Right Cessation
-
1999
- 1999-03-29 EA EA199900252A patent/EA002128B1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EA002128B1 (en) | 2001-12-24 |
| EA199900252A2 (en) | 1999-12-29 |
| RU2135547C1 (en) | 1999-08-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ KZ KG MD TJ TM RU |
|
| MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): BY |