Patents by Inventor Lianhui Ding
Lianhui Ding has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11866651Abstract: A process for converting crude oil may comprise contacting a crude oil with one or more hydroprocessing catalysts to produce a hydroprocessed effluent and contacting the hydroprocessed effluent with a fluidized catalytic cracking (FCC) catalyst composition in an FCC system to produce cracked effluent comprising at least olefins. The crude oil may have an API gravity from 30 to 35. The FCC system may operate at a temperature of greater than or equal to 580° C., a weight ratio of the FCC catalyst composition to the crude oil of from 2:1 to 10:1, and a residence time of from 0.1 seconds to 60 seconds. The FCC catalyst composition may comprise ultrastable Y-type zeolite (USY zeolite) impregnated with lanthanum; ZSM-5 zeolite impregnated with phosphorous; an alumina binder; colloidal silica; and a matrix material comprising Kaolin clay.Type: GrantFiled: November 9, 2022Date of Patent: January 9, 2024Assignee: Saudi Arabian Oil CompanyInventors: Mansour Ali Al Herz, Aaron Akah, Qi Xu, Lianhui Ding, Bander A. Al Ghamdi
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Patent number: 11866660Abstract: A process for converting crude oil may comprise contacting a crude oil with one or more hydroprocessing catalysts to produce a hydroprocessed effluent and contacting the hydroprocessed effluent with a fluidized catalytic cracking (FCC) catalyst composition in an FCC system to produce cracked effluent comprising at least olefins. The crude oil may have an API gravity from 25 to 29. The FCC system may operate at a temperature of greater than or equal to 580° C., a weight ratio of the FCC catalyst composition to the crude oil of from 2:1 to 10:1, and a residence time of from 0.1 seconds to 60 seconds. The FCC catalyst composition may comprise ultrastable Y-type zeolite (USY zeolite) impregnated with lanthanum; ZSM-5 zeolite impregnated with phosphorous; an alumina binder; colloidal silica; and a matrix material comprising Kaolin clay.Type: GrantFiled: November 9, 2022Date of Patent: January 9, 2024Assignee: Saudi Arabian Oil CompanyInventors: Mansour Ali Al Herz, Aaron Akah, Qi Xu, Lianhui Ding, Bander A. Al Ghamdi
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Patent number: 11866662Abstract: According to one embodiment of the present disclosure, a method of processing a hydrocarbon feed may comprise fractionating the hydrocarbon feed into a light stream, a middle stream, and a residue stream, hydrotreating the residue stream to form a hydrotreated residue stream; and feeding the light stream, middle stream, and the hydrotreated residue stream to a single Fluid Catalytic Cracking (FCC) reaction zone, thereby producing a product stream comprising light olefins. The light stream and the hydrotreated residue streams may be exposed to more severe FCC cracking conditions than the middle stream, within the same FCC reaction zone. The single FCC reaction zone may be operated in a down-flow configuration and the single FCC reaction zone may be operated under high severity conditions.Type: GrantFiled: February 2, 2023Date of Patent: January 9, 2024Assignee: Saudi Arabian Oil CompanyInventors: Mansour Ali Al-Herz, Ali Al Jawad, Qi Xu, Aaron Akah, Musaed Salem Al-Ghrami, Lianhui Ding
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Patent number: 11859140Abstract: An integrated hydrotreating and hydrocracking process includes contacting a hydrocarbon oil stream with a hydrogen stream and a hydrotreating catalyst in a moving-bed hydrotreating reactor, thereby producing a hydrocarbon product stream and a spent hydrotreating catalyst; contacting the hydrocarbon product stream with a second hydrogen stream and a hydrocracking catalyst in a hydrocracking reactor, thereby producing a hydrocracked hydrocarbon product stream; processing the spent hydrotreating catalyst to produce regenerated hydrotreating catalyst; and recycling the regenerated hydrotreating catalyst to the moving-bed hydrotreating reactor.Type: GrantFiled: February 2, 2022Date of Patent: January 2, 2024Assignee: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Zhonglin Zhang, Saad A. Al-Bogami, Sameer A. Al-Ghamdi
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Publication number: 20230365876Abstract: Processes and systems for forming olefins and aromatics from naphtha. The process includes introducing a naphtha feed stream to an adsorption unit, the adsorption unit comprising an adsorbent. N-paraffins are adsorbed from the naphtha feed stream to the adsorbent, and an iso-paraffin stream is removed from the adsorption unit. A desorbent stream is introduced into the adsorption unit, the desorbent stream comprising a desorbent, and the n-paraffins are removed from the adsorbent with the desorbent, thereby forming desorbed bottoms. The n-paraffins are collected from the desorbed bottoms, thereby forming an n-paraffin stream. The the n-paraffin stream is introduced to a steam cracking unit, and olefins and aromatics are formed from the n-paraffin stream in the steam cracking unit.Type: ApplicationFiled: May 16, 2022Publication date: November 16, 2023Applicant: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Sameer A. Al- Ghamdi, Zhonglin Zhang
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Patent number: 11814593Abstract: According to at least one aspect of the present disclosure, a process for processing a crude oil with an API between 30 and 35 degrees includes contacting the crude oil with one or more hydroprocessing catalysts to produce a hydroprocessed effluent. The hydroprocessed effluent is passed to an HS-FCC unit, where the hydroprocessed effluent is contacted with a cracking catalyst composition comprising nano-ZSM-5 zeolite and an ultrastable Y-type zeolite (USY zeolite) to form a cracked effluent comprising at least one product. The HS-FCC catalyst composition further comprises nano-ZSM-5 zeolite that has an average particle size of from 0.01 micrometers (?m) to 0.2 ?m, USY zeolite impregnated with lanthanum, an alumina binder, colloidal silica, and a matrix material comprising Kaolin clay. The cracked effluent comprises at least olefins, aromatic compounds, or both.Type: GrantFiled: December 12, 2022Date of Patent: November 14, 2023Assignee: Saudi Arabian Oil CompanyInventors: Mansour Ali Al Herz, Aaron Akah, Qi Xu, Lianhui Ding, Bander Al Ghamdi
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Patent number: 11814594Abstract: According to at least one aspect of the present disclosure, a process for processing a crude oil with an API between 25 and 29 degrees includes contacting the crude oil with one or more hydroprocessing catalysts to produce a hydroprocessed effluent. The hydroprocessed effluent is passed to an HS-FCC unit, where the hydroprocessed effluent is contacted with a cracking catalyst composition comprising nano-ZSM-5 zeolite and an ultrastable Y-type zeolite (USY zeolite) to form a cracked effluent comprising at least one product. The HS-FCC catalyst composition further comprises nano-ZSM-5 zeolite that has an average particle size of from 0.01 micrometers (?m) to 0.2 ?m, USY zeolite impregnated with lanthanum, an alumina binder, colloidal silica, and a matrix material comprising Kaolin clay. The cracked effluent comprises at least olefins, aromatic compounds, or both.Type: GrantFiled: December 12, 2022Date of Patent: November 14, 2023Assignee: Saudi Arabian Oil CompanyInventors: Mansour Ali Al Herz, Aaron Akah, Qi Xu, Lianhui Ding, Bander Al Ghamdi
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Publication number: 20230331568Abstract: According to embodiments disclosed herein, a method of forming nano-sized, mesoporous zeolite particles may include contacting initial nano-sized zeolite particles with a first mixture to form nano-sized, mesoporous zeolite particles from the initial nano-sized zeolite particles. The initial nano-sized zeolite particles may have a particle size of less than or equal to 100 nm and may have an average pore size of less than 2 nm. The first mixture may include NaOH; NH4NO3, NH4OH, or both; and a surfactant. The NaOH and the surfactant may interact with the initial nano-sized zeolite particles to remove one or more silica components of the initial nano-sized zeolite particles to form mesopores. The NH4NO3, NH4OH, or both may interact with the initial nano-sized zeolite particles to exchange at least one positively-charged ion from the NH4NO3, NH4OH, or both with at least one positively-charged ion from the initial nano-sized zeolite particles.Type: ApplicationFiled: April 19, 2022Publication date: October 19, 2023Applicant: Saudi Arabian Oil CompanyInventors: Faisal Alotaibi, Shouq Alqoroni, Lianhui Ding, Khalid Otaibi
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Patent number: 11767480Abstract: This disclosure relates to methods of upgrading hydrocarbon feed stream, which can include separating the hydrocarbon feed stream into a heavy fraction and a light fraction, hydrotreating an aromatic feed stream with at least a first catalyst in a first reactor comprising hydrogen to produce a first product effluent, combining the heavy fraction with at least a portion of the first product effluent to form a mixed stream, and hydrotreating the mixed stream with one or more second catalysts in a second reactor comprising hydrogen to produce a second product effluent.Type: GrantFiled: October 25, 2022Date of Patent: September 26, 2023Assignee: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Saad Al-Bogami, Sameer A. Al-Ghamdi, Duhaiman Yami
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Patent number: 11745170Abstract: Embodiments of the present disclosure are directed to hydrocracking catalysts and methods of making same. The hydrocracking catalyst comprises a platinum encapsulated zeolite having a crystallinity greater than 20% determined by X-ray powder diffraction analysis.Type: GrantFiled: April 16, 2021Date of Patent: September 5, 2023Assignee: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Manal Al-Eid
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Publication number: 20230272294Abstract: A system for upgrading heavy hydrocarbon feeds, such as crude oil, include a hydrotreating unit, a hydrotreated effluent separation system, a solvent-assisted adsorption system, and a hydrocracking unit. Processes for upgrading heavy hydrocarbon feeds include hydrotreating the hydrocarbon feed to produce a hydrotreated effluent that includes asphaltenes, separating the hydrotreated effluent into a lesser boiling hydrotreated effluent and a greater boiling hydrotreated effluent comprising the asphaltenes, combining the greater boiling hydrotreated effluent with a light paraffin solvent to produce a combined stream, adsorbing the asphaltenes from the combined stream to produce an adsorption effluent, and hydrocracking the lesser boiling hydrotreated effluent and at least a portion of the adsorption effluent to produce a hydrocracked effluent with hydrocarbons boiling less than 180° C. The systems and processes increase the hydrocarbon conversion and yield of hydrocarbons boiling less than 180° C.Type: ApplicationFiled: May 8, 2023Publication date: August 31, 2023Applicant: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Sameer A. Al-Ghamdi, Faisal Alotaibi
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Publication number: 20230242824Abstract: An integrated hydrotreating and hydrocracking process includes contacting a hydrocarbon oil stream with a hydrogen stream and a hydrotreating catalyst in a moving-bed hydrotreating reactor, thereby producing a hydrocarbon product stream and a spent hydrotreating catalyst; contacting the hydrocarbon product stream with a second hydrogen stream and a hydrocracking catalyst in a hydrocracking reactor, thereby producing a hydrocracked hydrocarbon product stream; processing the spent hydrotreating catalyst to produce regenerated hydrotreating catalyst; and recycling the regenerated hydrotreating catalyst to the moving-bed hydrotreating reactor.Type: ApplicationFiled: February 2, 2022Publication date: August 3, 2023Applicant: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Zhonglin Zhang, Saad A. Al-Bogami, Sameer A. Al-Ghamdi
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Publication number: 20230212018Abstract: A nano-sized mesoporous zeolite beta composition and processes for the synthesis and use of the nano-sized mesoporous zeolite beta. The nano-sized mesoporous zeolite beta is synthesized using a hydrothermal treatment without drying and calcination of the zeolite prior to or after hydrothermal treatment. A process for hydrocracking a hydrocarbon feedstock using the nano-sized mesoporous zeolite beta is also provided.Type: ApplicationFiled: January 6, 2022Publication date: July 6, 2023Inventors: Lianhui Ding, Sameer Al-Ghamdi
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Publication number: 20230212019Abstract: A nano-sized mesoporous zeolite beta composition and processes for the synthesis and use of the nano-sized mesoporous zeolite beta. The nano-sized mesoporous zeolite beta is synthesized using desilication without the addition of a structure directing agent (SDA).Type: ApplicationFiled: January 6, 2022Publication date: July 6, 2023Inventors: Lianhui Ding, Sameer Al-Ghamdi
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Publication number: 20230212466Abstract: A system for upgrading heavy hydrocarbon feeds, such as crude oil, include a hydrotreating unit, a hydrotreated effluent separation system, a solvent-assisted adsorption system, and a hydrocracking unit. Processes for upgrading heavy hydrocarbon feeds include hydrotreating the hydrocarbon feed to produce a hydrotreated effluent that includes asphaltenes, separating the hydrotreated effluent into a lesser boiling hydrotreated effluent and a greater boiling hydrotreated effluent comprising the asphaltenes, combining the greater boiling hydrotreated effluent with a light paraffin solvent to produce a combined stream, adsorbing the asphaltenes from the combined stream to produce an adsorption effluent, and hydrocracking the lesser boiling hydrotreated effluent and at least a portion of the adsorption effluent to produce a hydrocracked effluent with hydrocarbons boiling less than 180° C. The systems and processes increase the hydrocarbon conversion and yield of hydrocarbons boiling less than 180° C.Type: ApplicationFiled: January 3, 2022Publication date: July 6, 2023Applicant: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Sameer A. Al-Ghamdi, Faisal Alotaibi
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Patent number: 11692146Abstract: A system for upgrading heavy hydrocarbon feeds, such as crude oil, include a hydrotreating unit, a hydrotreated effluent separation system, a solvent-assisted adsorption system, and a hydrocracking unit. Processes for upgrading heavy hydrocarbon feeds include hydrotreating the hydrocarbon feed to produce a hydrotreated effluent that includes asphaltenes, separating the hydrotreated effluent into a lesser boiling hydrotreated effluent and a greater boiling hydrotreated effluent comprising the asphaltenes, combining the greater boiling hydrotreated effluent with a light paraffin solvent to produce a combined stream, adsorbing the asphaltenes from the combined stream to produce an adsorption effluent, and hydrocracking the lesser boiling hydrotreated effluent and at least a portion of the adsorption effluent to produce a hydrocracked effluent with hydrocarbons boiling less than 180° C. The systems and processes increase the hydrocarbon conversion and yield of hydrocarbons boiling less than 180° C.Type: GrantFiled: January 3, 2022Date of Patent: July 4, 2023Assignee: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Sameer A. Al-Ghamdi, Faisal Alotaibi
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Publication number: 20220282173Abstract: A process for upgrading a hydrocarbon feed, such as crude oil or other heavy oils, may include hydrotreating a hydrocarbon feed in a hydrotreating unit to produce a hydrotreated effluent that includes asphaltenes, coke precursors, or both. The process further includes hydrocracking the hydrotreated effluent in a hydrocracking unit to produce a hydrocracked effluent, adsorbing at least a portion of the asphaltenes, coke precursors, or both, from the hydrotreated effluent, the hydrocracked effluent, or both, separating the hydrocracked effluent into at least an upgraded lesser-boiling effluent and a greater-boiling effluent in a hydrocracked effluent separation system, and steam cracking the upgraded lesser-boiling effluent to produce olefins, aromatic compounds, or combinations of these. The process may further include recycling the greater boiling effluent back to the hydrotreating unit and hydrocracking a middle distillate effluent from the hydrocracked effluent separation system.Type: ApplicationFiled: May 25, 2022Publication date: September 8, 2022Applicant: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Alberto Lozano Ballesteros, Ibrahim Al-Nutaifi, Abdennour Bourane
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Patent number: 11384299Abstract: A process for upgrading a hydrocarbon feed, such as crude oil or other heavy oils, may include hydrotreating a hydrocarbon feed in a hydrotreating unit to produce a hydrotreated effluent that includes asphaltenes, coke precursors, or both. The process further includes hydrocracking the hydrotreated effluent in a hydrocracking unit to produce a hydrocracked effluent, adsorbing at least a portion of the asphaltenes, coke precursors, or both, from the hydrotreated effluent, the hydrocracked effluent, or both, separating the hydrocracked effluent into at least an upgraded lesser-boiling effluent and a greater-boiling effluent in a hydrocracked effluent separation system, and steam cracking the upgraded lesser-boiling effluent to produce olefins, aromatic compounds, or combinations of these. The process may further include recycling the greater boiling effluent back to the hydrotreating unit and hydrocracking a middle distillate effluent from the hydrocracked effluent separation system.Type: GrantFiled: December 19, 2019Date of Patent: July 12, 2022Assignee: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Alberto Lozano Ballesteros, Ibrahim Al-Nutaifi, Abdennour Bourane
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Patent number: 11365358Abstract: An integrated process for conversion of a hydrocarbon stream comprising light naphtha to enhanced value products. The process includes passing the hydrocarbon stream through a first reactor, the first reactor being a catalytic bed reactor with a dual-function catalyst to simultaneously reform light naphtha to BTEX and crack light naphtha to ethane, propane, and butanes. Further, the process includes passing an effluent of the first reactor to a gas-liquid separating unit to generate a liquid stream and a gas stream, and passing the gas stream to a gas separator unit to remove hydrogen gas and methane and generate an enhanced gas stream. The process further includes passing the enhanced gas stream through a second reactor, the second reactor being a pyrolysis unit operated at steam cracking conditions to convert ethane, propane, and butanes in the enhanced gas stream to light.Type: GrantFiled: May 21, 2020Date of Patent: June 21, 2022Assignee: Saudi Arabian Oil CompanyInventors: Emad Naji Al-Shafei, Mohammed Z. Al-Bahar, Manal Al-Eid, Lianhui Ding, Ali Nader Al-Jishi, Ki-Hyouk Choi
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Patent number: 11311866Abstract: According to the subject matter of the present disclosure, a cracking catalyst may comprise zeolite, alumina, nickel oxide, hydrogenation metal, and a core shell Pt/SiO2. The core shell Pt/SiO2 may comprise a platinum nanoparticle encapsulated by a microporous SiO2 layer.Type: GrantFiled: August 27, 2020Date of Patent: April 26, 2022Assignee: Saudi Arabian Oil CompanyInventors: Noor Almana, Lianhui Ding