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: 10898885Abstract: According to one or more embodiments described, a zeolite supported catalyst may be synthesized by a process that includes combining a colloidal mixture with a metal oxide support material to form a support precursor material, processing the support precursor material to form a support material, and impregnating the support material with one or more metals to form the zeolite supported catalyst. The colloidal mixture may include nano-sized zeolite crystals, and the nano-sized zeolite crystals may have an average size of less than 100 nm.Type: GrantFiled: February 13, 2020Date of Patent: January 26, 2021Assignee: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Essam Al-Sayed, Manal Al-Eid, Hanaa Habboubi
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Patent number: 10898884Abstract: According to one or more embodiments, a nano-sized, mesoporous zeolite particle may include a microporous framework comprising a plurality of micropores having diameters of less than or equal to 2 nm and a BEA framework type. The nano-sized, mesoporous zeolite particle may also include a plurality of mesopores having diameters of greater than 2 nm and less than or equal to 50 nm. The zeolite particles may be integrated into hydrocracking catalysts and utilized for the cracking of heavy oils in a pretreatment process.Type: GrantFiled: August 14, 2020Date of Patent: January 26, 2021Assignee: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Manal Al-Eid, Essam Al-Sayed, Kareemuddin Shaik, Abdennour Bourane
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Publication number: 20210001313Abstract: A method for hydrocracking a hydrocarbon feedstock, the method comprising: contacting the hydrocarbon feedstock with a catalyst containing a nano-sized mesoporous zeolite composition under reaction conditions to produce a product stream containing at least 20 weight percent of hydrocarbons with 1-4 carbon atoms, wherein the nano-sized mesoporous zeolite composition is produced by a method that includes: mixing silica, a source of aluminum, and tetraethylammonium hydroxide to form an aluminosilicate fluid gel; drying the aluminosilicate fluid gel to form a dried gel mixture; subjecting the dried gel mixture to hydrothermal treatment to produce a zeolite precursor; adding cetyltrimethylammonium bromide (CTAB) to the zeolite precursor to form a templated mixture; subjecting the templated mixture to hydrothermal treatment to prepare a CTAB-templated zeolite; washing the CTAB-templated zeolite with distilled water; separating the CTAB-templated zeolite by centrifugation; and drying and calcining the CTAB-templatedType: ApplicationFiled: September 17, 2020Publication date: January 7, 2021Applicant: SAUDI ARABIAN OIL COMPANYInventors: Manal Eid, Lianhui Ding, Kareemuddin Shaik
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Publication number: 20200368732Abstract: According to one or more embodiments, a nano-sized, mesoporous zeolite particle may include a microporous framework comprising a plurality of micropores having diameters of less than or equal to 2 nm and a BEA framework type. The nano-sized, mesoporous zeolite particle may also include a plurality of mesopores having diameters of greater than 2 nm and less than or equal to 50 nm. The zeolite particles may be integrated into hydrocracking catalysts and utilized for the cracking of heavy oils in a pretreatment process.Type: ApplicationFiled: August 14, 2020Publication date: November 26, 2020Applicant: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Manal Al-Eid, Essam Al-Sayed, Kareemuddin Shaik, Abdennour Bourane
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Patent number: 10807078Abstract: A method for synthesizing a nano-sized mesoporous zeolite composition, comprising: mixing silica, a source of aluminum, and tetraethylammonium hydroxide to form an aluminosilicate fluid gel; drying the aluminosilicate fluid gel to form a dried gel mixture; subjecting the dried gel mixture to hydrothermal treatment to produce a zeolite precursor; adding cetyltrimethylammonium bromide (CTAB) to the zeolite precursor to form a templated mixture; subjecting the templated mixture to hydrothermal treatment to prepare a CTAB-templated zeolite.Type: GrantFiled: November 19, 2018Date of Patent: October 20, 2020Assignee: SAUDI ARABIAN OIL COMPANYInventors: Manal Eid, Lianhui Ding, Kareemuddin Shaik
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Patent number: 10793792Abstract: According to one or more embodiments presently described, a feedstock oil may be processed by a method which may include hydrotreating the feedstock oil to reduce or remove one or more of sulfur content, metals content, nitrogen content, or aromatics content to produce a hydrotreated oil stream; separating at least a portion of the hydrotreated oil stream into a at least a lesser boiling point oil fraction stream and a greater boiling point oil fraction stream in a first separator; hydrocracking the greater boiling point oil fraction stream; and steam cracking the lesser boiling point oil fraction stream.Type: GrantFiled: October 31, 2017Date of Patent: October 6, 2020Assignee: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Essam Al-Sayed, Sherif Mohamed, Ibrahim Al-Nutaifi, Alberto Lozano Ballesteros, Ibrahim Abba
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Patent number: 10773248Abstract: According to one or more embodiments, a nano-sized, mesoporous zeolite particle may include a microporous framework comprising a plurality of micropores having diameters of less than or equal to 2 nm and a BEA framework type. The nano-sized, mesoporous zeolite particle may also include a plurality of mesopores having diameters of greater than 2 nm and less than or equal to 50 nm. The zeolite particles may be integrated into hydrocracking catalysts and utilized for the cracking of heavy oils in a pretreatment process.Type: GrantFiled: October 23, 2017Date of Patent: September 15, 2020Assignee: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Manal Al-Eid, Essam Al-Sayed, Kareemuddin Shaik, Abdennour Bourane
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Patent number: 10696910Abstract: According to one embodiment, a heavy oil may be processed by a method that may include upgrading at least a portion of the heavy oil to form an upgraded oil, where the upgrading comprises contacting the heavy oil with a hydrodemetalization catalyst, a transition catalyst, a hydrodenitrogenation catalyst, and a hydrocracking catalyst to remove at least a portion of metals, nitrogen, or aromatics content from the heavy oil and form the upgraded oil. The method may further include passing at least a portion of the upgraded oil to a separation device that separates the upgraded oil into one or more transportation fuels; and where the final boiling point of the upgraded oil is less than or equal to 540° C.Type: GrantFiled: July 16, 2018Date of Patent: June 30, 2020Assignee: Saudi Arabian Oil CompanyInventors: Kareemuddin Shaik, Lianhui Ding, Mazin Tamimi, Ibrahim Abba, Abdennour Bourane
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Patent number: 10696909Abstract: According to one embodiment, a heavy oil may be processed by a method that may include upgrading at least a portion of the heavy oil to form an upgraded oil, where the upgrading includes contacting the heavy oil with a hydrodemetalization catalyst, a transition catalyst, a hydrodenitrogenation catalyst, and a hydrocracking catalyst to remove at least a portion of metals, nitrogen, or aromatics content from the heavy oil and form the upgraded oil; and passing the upgraded oil to a steam cracker and steam cracking the upgraded oil to form a steam-cracked effluent; and where the final boiling point of the upgraded oil is less than or equal to 540° C.Type: GrantFiled: July 16, 2018Date of Patent: June 30, 2020Assignee: Saudi Arabian Oil CompanyInventors: Kareemuddin Shaik, Lianhui Ding, Mazin Tamimi, Ibrahim Abba, Abdennour Bourane
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Patent number: 10689585Abstract: According to one embodiment, a heavy oil may be processed by a method that may include upgrading at least a portion of the heavy oil to form an upgraded oil, where the upgrading comprising contacting the heavy oil with a hydrodemetalization catalyst, a transition catalyst, a hydrodenitrogenation catalyst, a first hydrocracking catalyst, and a second hydrocracking catalyst downstream of the first hydrocracking catalyst to remove at least a portion of metals, nitrogen, or aromatics content from the heavy oil and form the upgraded oil. The final boiling point of the upgraded oil may be less than or equal to 540° C. The second hydrocracking catalyst cracks at least a portion of vacuum gas oil in the heavy oil. The first hydrocracking catalyst may comprise a greater average pore size than the second hydrocracking catalyst.Type: GrantFiled: July 16, 2018Date of Patent: June 23, 2020Assignee: Saudi Arabian Oil CompanyInventors: Kareemuddin Shaik, Lianhui Ding, Mazin Tamimi, Ibrahim Abba, Abdennour Bourane
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Patent number: 10689587Abstract: According to an embodiment of the present disclosure, petrochemicals may be produced from crude oil by a process which includes passing the crude oil and hydrogen into a hydroprocessing reactor, separating the hydrotreated oil into a lesser boiling point fraction and a greater boiling point fraction, passing the lesser boiling point fraction to a pyrolysis section of a steam cracker to produce a pyrolysis effluent comprising olefins, aromatics, or both, passing the greater boiling point fraction to a gasifier, where the gasifier produces hydrogen, and passing at least a portion of the hydrogen produced by the gasifier to the hydroprocessing reactor.Type: GrantFiled: April 3, 2018Date of Patent: June 23, 2020Assignee: Saudi Arabian Oil CompanyInventors: Essam Al-Sayed, Omer Refa Koseoglu, Lianhui Ding, Abdennour Bourane, Alberto Lozano Ballesteros, Furqan Al Jumah
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Publication number: 20200179912Abstract: According to one or more embodiments described, a zeolite supported catalyst may be synthesized by a process that includes combining a colloidal mixture with a metal oxide support material to form a support precursor material, processing the support precursor material to form a support material, and impregnating the support material with one or more metals to form the zeolite supported catalyst. The colloidal mixture may include nano-sized zeolite crystals, and the nano-sized zeolite crystals may have an average size of less than 100 nm.Type: ApplicationFiled: February 13, 2020Publication date: June 11, 2020Applicant: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Essam Al-Sayed, Manal Al-Eid, Hanaa Habboubi
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Publication number: 20200156052Abstract: Provided here are nano-sized mesoporous zeolite compositions and the methods of synthesis and use of these compositions. These nano-sized mesoporous zeolite compositions are synthesized from a mixture of silicon source and an aluminum source fumed or colloidal silica with aluminum powder or aluminum oxide. Also provided are methods for hydrocracking a hydrocarbon feedstock by using catalysts containing the nano-sized mesoporous zeolite composition.Type: ApplicationFiled: November 19, 2018Publication date: May 21, 2020Applicant: Saudi Arabian Oil CompanyInventors: Manal Eid, Lianhui Ding, Kareemuddin Shaik
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Patent number: 10603657Abstract: According to one or more embodiments described, a zeolite supported catalyst may be synthesized by a process that includes combining a colloidal mixture with a metal oxide support material to form a support precursor material, processing the support precursor material to form a support material, and impregnating the support material with one or more metals to form the zeolite supported catalyst. The colloidal mixture may include nano-sized zeolite crystals, and the nano-sized zeolite crystals may have an average size of less than 100 nm.Type: GrantFiled: April 6, 2017Date of Patent: March 31, 2020Assignee: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Essam Al-Sayed, Manal Al-Eid, Hanaa Habboubi
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Patent number: 10563141Abstract: Embodiments for an integrated hydrotreating and steam pyrolysis process for the processing of crude oil comprising recycling the higher boiling point fraction of the upgraded crude oil to increase the yield of petrochemicals such as olefins and aromatics.Type: GrantFiled: May 5, 2017Date of Patent: February 18, 2020Assignee: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Essam Al-Sayed, Duhaiman U. Al-Yami, Abdennour Bourane, Alberto Lozano Ballesteros, Ibrahim Abba
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Patent number: 10407311Abstract: According to one or more embodiments disclosed herein, a mesoporous zeolite may be made by a method comprising contacting an initial zeolite material with ammonium hexafluorosilicate to modify the framework of the initial zeolite material, and forming mesopores in the framework-modified zeolite material. The contacting may form a framework-modified zeolite material. The mesoporous zeolites may be incorporated into catalysts.Type: GrantFiled: November 22, 2017Date of Patent: September 10, 2019Assignee: Saudi Arabian Oil CompanyInventors: Lianhui Ding, Essam Al-Sayed, Kareemuddin Shaik, Abdennour Bourane
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Publication number: 20190016971Abstract: According to one embodiment, a heavy oil may be processed by a method that may include upgrading at least a portion of the heavy oil to form an upgraded oil, where the upgrading comprises contacting the heavy oil with a hydrodemetalization catalyst, a transition catalyst, a hydrodenitrogenation catalyst, and a hydrocracking catalyst to remove at least a portion of metals, nitrogen, or aromatics content from the heavy oil and form the upgraded oil. The method may further include passing at least a portion of the upgraded oil to a separation device that separates the upgraded oil into one or more transportation fuels; and where the final boiling point of the upgraded oil is less than or equal to 540° C.Type: ApplicationFiled: July 16, 2018Publication date: January 17, 2019Applicant: Saudi Arabian Oil CompanyInventors: Kareemuddin Shaik, Lianhui Ding, Mazin Tamimi, Ibrahim Abba, Abdennour Bourane
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Publication number: 20190016976Abstract: According to one embodiment, a heavy oil may be processed by a method that may include upgrading at least a portion of the heavy oil to form an upgraded oil, where the upgrading includes contacting the heavy oil with a hydrodemetalization catalyst, a transition catalyst, a hydrodenitrogenation catalyst, and a hydrocracking catalyst to remove at least a portion of metals, nitrogen, or aromatics content from the heavy oil and form the upgraded oil. The method may further include passing at least a portion of the upgraded oil to a refinery operation.Type: ApplicationFiled: July 16, 2018Publication date: January 17, 2019Applicant: Saudi Arabian Oil CompanyInventors: Kareemuddin Shaik, Lianhui Ding, Mazin Tamimi, Ibrahim Abba, Abdennour Bourane
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Publication number: 20190016970Abstract: According to one embodiment, a heavy oil may be processed by a method that may include upgrading at least a portion of the heavy oil to form an upgraded oil, where the upgrading includes contacting the heavy oil with a hydrodemetalization catalyst, a transition catalyst, a hydrodenitrogenation catalyst, and a hydrocracking catalyst to remove at least a portion of metals, nitrogen, or aromatics content from the heavy oil and form the upgraded oil; and passing the upgraded oil to a steam cracker and steam cracking the upgraded oil to form a steam-cracked effluent; and where the final boiling point of the upgraded oil is less than or equal to 540° C.Type: ApplicationFiled: July 16, 2018Publication date: January 17, 2019Applicant: Saudi Arabian Oil CompanyInventors: Kareemuddin Shaik, Lianhui Ding, Mazin Tamimi, Ibrahim Abba, Abdennour Bourane
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Publication number: 20190016977Abstract: According to one embodiment, a heavy oil may be processed by a method that may include upgrading at least a portion of the heavy oil to form an upgraded oil, where the upgrading comprising contacting the heavy oil with a hydrodemetalization catalyst, a transition catalyst, a hydrodenitrogenation catalyst, a first hydrocracking catalyst, and a second hydrocracking catalyst downstream of the first hydrocracking catalyst to remove at least a portion of metals, nitrogen, or aromatics content from the heavy oil and form the upgraded oil. The final boiling point of the upgraded oil may be less than or equal to 540° C. The second hydrocracking catalyst cracks at least a portion of vacuum gas oil in the heavy oil. The first hydrocracking catalyst may comprise a greater average pore size than the second hydrocracking catalyst.Type: ApplicationFiled: July 16, 2018Publication date: January 17, 2019Applicant: Saudi Arabian Oil CompanyInventors: Kareemuddin Shaik, Lianhui Ding, Mazin Tamimi, Ibrahim Abba, Abdennour Bourane