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公开(公告)号：US20200087582A1
公开(公告)日：2020-03-19
申请号：US16470694
申请日：2017-12-19
Applicant: SABIC GLOBAL TECHNOLOGIES B.V.
Inventor： Dafer Mubarak Alshahrani , Shahid Azam , Abdullah Saad Al-Dughaither , Abdulmajeed Mohammed Al-Hamdan
Abstract: A method of treating a hydrocarbon stream includes: withdrawing an effluent stream comprising hydrocarbons and polymer from a reactor; contacting the effluent stream with a coolant stream; passing the effluent stream through a heat exchanger; wherein after passing the effluent stream through the heat exchanger, the heat exchanger is substantially free of polymer deposits.
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公开(公告)号：US20190322965A1
公开(公告)日：2019-10-24
申请号：US15780756
申请日：2016-12-01
Applicant: SABIC GLOBAL TECHNOLOGIES B.V.
Inventor： Abdullah Alqahtani , Shahid Azam , Shehzada Khurram , Anina Wöhl , Wolfgang Müller , Andreas Meiswinkel , Heinz Bölt , Ralf Noack , Marco Harff , Gabriel Waurick , Tobias Meier
Abstract: A process for flushing an oligomerization reactor is described, including flushing the oligomerization reactor with a flushing medium comprising C6 linear alpha olefins, C8 linear alpha olefins, C10 linear alpha olefins, or a combination including at least one of the foregoing, to provide a purge stream comprising the C6 linear alpha olefins, C8 linear alpha olefins, C10 linear alpha olefins, or a combination including at least one of the foregoing, and a polymer byproduct of an oligomerization reaction. A process for the oligomerization of an olefin is also described, wherein the process includes oligomerizing the olefin in the reactor to form a reaction product stream comprising linear alpha olefins, and subsequently flushing the oligomerization reactor according to the process disclosed herein.
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公开(公告)号：US20190010099A1
公开(公告)日：2019-01-10
申请号：US16065897
申请日：2016-12-23
Applicant: SABIC Global Technologies B.V.
Inventor： Abdullah Saad Al-Dughaither , Abdulmajeed Mohammed Al-Hamdan , Shahid Azam , Haresh Patel , Ahmed Abdullah Hasanain
Abstract: A method for recovery of a product fraction from a mixture comprising an impurity and linear alpha olefins, the method comprising: introducing the mixture into a distillation column, wherein an overhead stream is separated from a bottom stream, wherein the overhead stream comprises a Cn product, a Cn+x product, and an impurity, wherein n is an integer from 4 to 30, wherein x is an integer from 0 to 26; directing the overhead stream into a fractionation column; and separating a Cn product fraction and a Cn+x product fraction in the fractionation column, wherein the Cn+x product fraction comprises at least a portion of the impurity, wherein, when an amount of the impurity is greater than 1 part per million in the Cn+x product fraction, at least a portion of the collected Cn+x product fraction is recycled to the distillation column.
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公开(公告)号：US20190002373A1
公开(公告)日：2019-01-03
申请号：US16065905
申请日：2016-12-28
Applicant: SABIC Global Technologies B.V.
Inventor： Abdullah Saad Al-Dughaither , Shahid Azam , Adel Saeed Al-Dossari , Abdulmajeed Mohammed Al-Hamdan
IPC: C07C7/04 , C08F110/02 , B01D3/14
Abstract: A method of producing hexene, comprising: passing a feed stream comprising C1 to C24 hydrocarbons and water through a distillation column; wherein the feed stream comprises greater than or equal to 0.1 wt. % water; distributing a light fraction comprising C4-C6 hydrocarbons and water to a top portion of the distillation column; distributing a heavy fraction comprising C8-C12 hydrocarbons to a bottom portion of the distillation column; and withdrawing a top product comprising hexene from the distillation column.
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公开(公告)号：US11420914B2
公开(公告)日：2022-08-23
申请号：US16809761
申请日：2020-03-05
Applicant: SABIC GLOBAL TECHNOLOGIES B.V.
Inventor： Shahid Azam , Bander Bawareth , Mohammed H. Al-Hazmi , Dafer M. Alshahrani
Abstract: The present disclosure relates to a catalyst composition for the oligomerization of ethylene comprising a zirconium-containing catalyst and an organoaluminum-containing co-catalyst. The disclosure also relates to a process for oligomerization of ethylene in the presence of the catalyst composition according to the disclosure. The disclosed process results in C4-C20 linear alpha olefins having improved linearity.
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Patent Agency Ranking
公开(公告)号：US20180022670A1
公开(公告)日：2018-01-25
申请号：US15544093
申请日：2016-01-15
Applicant: SABIC Global Technologies B.V.
Inventor： Bander Bawareth , Shahid Azam , Patel Haresh , Deshmukh V. Rajan , Fahad Mubark Al-Khaldi , Muhamad Rafiq Bn-Hasan Attamim
CPC classification number: C07C7/10 , B01D11/0488 , B01D11/0492 , C07C7/11 , C07C7/17 , C10G17/07 , C07C11/02
Abstract: A method for removal of an organic amine from a hydrocarbon stream includes mixing the hydrocarbon stream including the amine with an aqueous inorganic acid in a volumetric ratio of hydrocarbon stream: aqueous inorganic acid of greater than 1.5:1 to 5:1, phase separating a hydrocarbon phase and an aqueous phase, removing the hydrocarbon phase, mixing the aqueous phase with an aqueous alkaline solution, phase separating the aqueous phase and an organic phase, and removing the organic phase. The aqueous inorganic acid has a concentration of greater than or equal to 30 weight percent. The disclosed method results in improved phase separation time during an amine removal process.
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公开(公告)号：US20170210680A1
公开(公告)日：2017-07-27
申请号：US15326724
申请日：2015-07-14
Applicant: SABIC GLOBAL TECHNOLOGIES B.V.
Inventor： Shahid Azam , Bander Bawareth , Mohammed H. Al-Hazmi , Dafer M. Alshahrani
CPC classification number: C07C2/26 , B01J31/0212 , B01J31/128 , B01J31/143 , B01J35/0006 , B01J2231/20 , B01J2531/004 , C07C2531/04 , C07C2531/14
Abstract: The present disclosure relates to a catalyst composition for the oligomerization of ethylene comprising a zirconium-containing catalyst and an organoaluminum-containing co-catalyst. The disclosure also relates to a process for oligomerization of ethylene in the presence of the catalyst composition according to the disclosure. The disclosed process results in C4-C2o linear alpha olefins having improved linearity.
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公开(公告)号：US20170137344A1
公开(公告)日：2017-05-18
申请号：US15319491
申请日：2015-06-15
Applicant: SABIC Global Technologies B.V.
Inventor： Shehzada Khurram , Shahid Azam , Abdullah Alqahtani , Abduljelil Iliyas , Waheed Al-Masry
CPC classification number: C07C2/06 , B01J4/004 , B01J10/002 , B01J19/0066 , B01J19/1806 , B01J2219/00063 , B01J2219/00083 , B01J2219/00094 , C07C2/08 , H02S10/20 , C07C11/08 , C07C11/107 , C07C11/02
Abstract: An energy storage system is provided. The energy storage system includes a vessel made of a refractory material and containing a phase change material, a thermally insulating cover at least partially surrounding the vessel, an emitter, made of a refractory material, having a first side arranged to be heated by the phase change material and a second side intended to radiate thermal power, at least one photovoltaic cell arranged to receive the thermal power emitted by the second side of the emitter, and electric means for heating the phase change material.
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公开(公告)号：US20150203418A1
公开(公告)日：2015-07-23
申请号：US14414403
申请日：2013-06-05
Applicant: SAUDI BASIC INDUSTRIES CORPORATION , LINDE AG
Inventor： Andreas Meiswinkel , Wolfgang Mueller , Anina Woehl , Marco Harff , Heinz Bolt , Karl-Heinz Hofmann , Hans-Jorg Zander , Anton Wellenhofer , Abduljelil Iliyas , Shehzada Khurram , Shahid Azam , Abdullah Al-Qahtani
IPC: C07C2/36
CPC classification number: C07C2/36 , B01J31/143 , B01J31/187 , B01J31/1885 , B01J2231/20 , B01J2531/62 , C07C2531/14 , C07C2531/24 , C07C11/08 , C07C11/107 , C08F210/16 , C08F4/22 , C08F4/69 , C08F2500/02
Abstract: The present invention relates to a method for oligomerization of ethylene, comprising the steps: a) feeding ethylene, solvent and a catalyst composition comprising catalyst and cocatalyst into a reactor, b) oligomerizing ethylene in the reactor, c) discharging a reactor effluent comprising linear alpha-olefins including 1-butene, solvent, unconsumed ethylene dissolved in the reactor effluent, and catalyst composition from the reactor, d) separating ethylene and 1-butene collectively from the remaining reactor effluent, and e) recycling at least a part of the ethylene and the 1-butene separated in step d) into the reactor.
Abstract translation: 本发明涉及乙烯低聚方法，包括以下步骤：a）将乙烯，溶剂和包含催化剂和助催化剂的催化剂组合物进料到反应器中，b）在反应器中使乙烯低聚，c）将包含线性的反应器流出物 包括溶解在反应器流出物中的1-丁烯，溶剂，未消耗乙烯的α-烯烃和来自反应器的催化剂组合物，d）从剩余的反应器流出物中共同分离乙烯和1-丁烯，和e）将至少一部分 乙烯和步骤d）中分离的1-丁烯进入反应器。
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公开(公告)号：US09896392B2
公开(公告)日：2018-02-20
申请号：US14414403
申请日：2013-06-05
Applicant: SAUDI BASIC INDUSTRIES CORPORATION , LINDE AG
Inventor： Andreas Meiswinkel , Wolfgang Mueller , Anina Woehl , Marco Harff , Heinz Bolt , Karl-Heinz Hofmann , Hans-Jorg Zander , Anton Wellenhofer , Abduljelil Iliyas , Shehzada Khurram , Shahid Azam , Abdullah Al-Qahtani
CPC classification number: C07C2/36 , B01J31/143 , B01J31/187 , B01J31/1885 , B01J2231/20 , B01J2531/62 , C07C2531/14 , C07C2531/24 , C07C11/08 , C07C11/107 , C08F210/16 , C08F4/22 , C08F4/69 , C08F2500/02
Abstract: The present invention relates to a method for oligomerization of ethylene, comprising the steps: a) feeding ethylene, solvent and a catalyst composition comprising catalyst and cocatalyst into a reactor, b) oligomerizing ethylene in the reactor, c) discharging a reactor effluent comprising linear alpha-olefins including 1-butene, solvent, unconsumed ethylene dissolved in the reactor effluent, and catalyst composition from the reactor, d) separating ethylene and 1-butene collectively from the remaining reactor effluent, and e) recycling at least a part of the ethylene and the 1-butene separated in step d) into the reactor.
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