Patents by Inventor Naif Mohammed Al Naddah AL-OTAIBI
Naif Mohammed Al Naddah AL-OTAIBI 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: 11697626Abstract: A method of producing a fuel additive includes: passing a raffinate stream comprising C4 hydrocarbons through a hydrogenation unit, forming a first process stream; passing the first process stream through an extractive distillation unit, forming a C4 olefin stream; passing the C4 olefin stream through a stripper column, forming a purified C4 olefin stream; and forming the fuel additive by passing the purified C4 olefin stream through a hydration unit.Type: GrantFiled: May 6, 2019Date of Patent: July 11, 2023Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Mohammed Bismillah Ansari, Guillermo Leal, Vijay Dinkar Bodas, Naif Mohammed Al-Naddah Al-Otaibi
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Patent number: 11518951Abstract: A method of producing a fuel additive includes passing a feed stream comprising C4 hydrocarbons through a hydrogenation unit producing a hydrogenated stream; passing the hydrogenated stream through a distillation unit producing a first stream and a second stream; producing an isobutylene stream by passing the first stream through a molecular sieve unit; passing the isobutylene stream to a hydration unit as a feedstock for the fuel additive; and forming the fuel additive in the hydration unit.Type: GrantFiled: March 18, 2019Date of Patent: December 6, 2022Assignees: SABIC GLOBAL TECHNOLOGIES B.V., SAUDI ARABIAN OIL COMPANYInventors: Guillermo Leal, Naif Mohammed Al-Naddah Al-Otaibi, Kareemuddin Mahaboob Shaik, Mohammed Bismillah Ansari, Vijay Dinkar Bodas
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Patent number: 11427518Abstract: A method of producing a fuel additive includes producing a first product stream comprising butadiene by passing a feed stream comprising C4 hydrocarbons through a steam cracker; transforming greater than or equal to 90 weight % of the butadiene in the first product stream into a second product stream by passing the first product stream through a first hydrogenation unit, wherein the second product stream comprises 1-butene, 2-butene, n-butane, isobutylene, isobutane, or a combination thereof; and converting the second product stream into the fuel additive by passing the second product stream through a fuel additive synthesis unit with an acid catalyst.Type: GrantFiled: March 18, 2019Date of Patent: August 30, 2022Assignees: SAUDI ARABIAN OIL COMPANY, SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Guillermo Leal, Naif Mohammed Al-Naddah Al-Otaibi, Mohammed Bismillah Ansari, Kareemuddin Mahaboob Shaik, Hiren Shethna, Zhonglin Zhang
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Patent number: 11414611Abstract: A method of producing a fuel additive includes passing a feed stream comprising C4 hydrocarbons through a methyl tertiary butyl ether unit producing a first process stream; passing the first process stream through a selective butadiene hydrogenation unit transforming greater than or equal to 90% by weight of the butadiene to 1-butene and 2-butene, preferably greater than or equal to 93%, preferably, greater than or equal to 94%, more preferably, greater than or equal to 95% producing a second process stream; passing the second process stream through a hydration unit producing a third process stream and the fuel additive; passing the third process stream through a total hydrogenation unit producing a hydrogenated stream; and passing the hydrogenated stream to a cracker unit.Type: GrantFiled: April 18, 2019Date of Patent: August 16, 2022Assignees: SABIC GLOBAL TECHNOLOGIES B.V., SAUDI ARABIAN OIL COMPANYInventors: Guillermo Leal, Kareemuddin Mahaboob Shaik, Naif Mohammed Al-Naddah Al-Otaibi, Hiren Shethna, Mohammed Bismillah Ansari, Zhonglin Zhang
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Publication number: 20220185750Abstract: A method of producing a fuel additive includes passing a feed stream comprising C4 hydrocarbons through a first hydrogenation unit producing a first process stream; passing the first process stream through a distillation unit; withdrawing a 2-butene stream from the distillation unit: passing the 2-butene stream through a second hydrogenation unit producing a 1-butene stream; passing at least a portion of the 1-butene stream through a separation unit; and passing the 1-butene stream through a hydration unit producing the fuel additive.Type: ApplicationFiled: March 5, 2020Publication date: June 16, 2022Inventors: Guillermo Leal, Naif Mohammed Al-Naddah Al-Otaibi, Kareemuddin Mahaboob Shaik, Mohammed Bismillah Ansari, Vijay Dinkar Bodas
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Patent number: 11248181Abstract: A method of producing a fuel additive includes passing a feed stream comprising C4 hydrocarbons through a butadiene extraction unit producing a first process stream; passing the first process stream through a methyl tertiary butyl ether unit producing a second process stream and a methyl tertiary butyl ether product; passing the second process stream through a hydration unit producing the fuel additive and a recycle stream; passing the recycle stream through a hydrogenation unit; and recycling the recycle stream to a steam cracker unit and/or to the feed streamType: GrantFiled: April 11, 2019Date of Patent: February 15, 2022Assignees: SABIC GLOBAL TECHNOLOGIES B.V., SAUDI ARABIAN OIL COMPANYInventors: Guillermo Leal, Kareemuddin Mahaboob Shaik, Hiren Shethna, Naif Mohammed Al-Naddah Al-Otaibi, Mohammed Bismillah Ansari, Zhonglin Zhang
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Patent number: 11161796Abstract: A method for the production of a fuel additive includes passing a hydrocarbon stream comprising crude mixed C4 hydrocarbons through a first hydrogenation unit to produce a first product stream; passing the first product stream from the first hydrogenation unit to a methyl tert-butyl ether synthesis unit forming methyl tert-butyl ether and a byproduct stream; passing the byproduct stream through a first distillation unit to separate the byproduct stream into a first 1-butene stream, an isobutane stream, and a 2-butene and n-butane stream; forming a second product stream by passing the 2-butene and n-butane stream to a selective conversion unit; passing the second product stream into a second distillation unit to form an n-butane stream and a second 1-butene stream; passing the second 1-butene stream to a fuel additive production unit; and passing the first 1-butene stream to the fuel additive production unit to form the fuel additive.Type: GrantFiled: September 16, 2019Date of Patent: November 2, 2021Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Guillermo Leal, Mohammed Bismillah Ansari, Vijay Dinkar Bodas, Sultan Eid Al-Otaibi, Mohammed A. Al-Ghamdi, Naif Mohammed Al-Naddah Al-Otaibi
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Publication number: 20210246088Abstract: A method for the production of a fuel additive includes passing a hydrocarbon stream comprising crude mixed C4 hydrocarbons through a first hydrogenation unit to produce a first product stream; passing the first product stream from the first hydrogenation unit to a methyl tert-butyl ether synthesis unit forming methyl tert-butyl ether and a byproduct stream; passing the byproduct stream through a first distillation unit to separate the byproduct stream into a first 1-butene stream, an isobutane stream, and a 2-butene and n-butane stream; forming a second product stream by passing the 2-butene and n-butane stream to a selective conversion unit; passing the second product stream into a second distillation unit to form an n-butane stream and a second 1-butene stream; passing the second 1-butene stream to a fuel additive production unit; and passing the first 1-butene stream to the fuel additive production unit to form the fuel additive.Type: ApplicationFiled: September 16, 2019Publication date: August 12, 2021Inventors: Guillermo Leal, Mohammed Bismillah Ansari, Vijay Dinkar Bodas, Sultan Eid Al-Otaibi, Mohammed A. Al-Ghamdi, Naif Mohammed Al-Naddah Al-Otaibi
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Publication number: 20210214290Abstract: A method of producing a fuel additive includes: passing a raffinate stream comprising C4 hydrocarbons through a hydrogenation unit, forming a first process stream; passing the first process stream through an extractive distillation unit, forming a C4 olefin stream; passing the C4 olefin stream through a stripper column, forming a purified C4 olefin stream; and forming the fuel additive by passing the purified C4 olefin stream through a hydration unit.Type: ApplicationFiled: May 6, 2019Publication date: July 15, 2021Inventors: Mohammed Bismillah Ansari, Guillermo Leal, Vijay Dinkar Bodas, Naif Mohammed Al-Naddah Al-Otaibi
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Publication number: 20210171848Abstract: A method of producing a fuel additive includes passing a feed stream comprising C4 hydrocarbons through a methyl tertiary butyl ether unit producing a first process stream; passing the first process stream through a selective butadiene hydrogenation unit transforming greater than or equal to 90% by weight of the butadiene to 1-butene and 2-butene, preferably greater than or equal to 93%, preferably, greater than or equal to 94%, more preferably, greater than or equal to 95% producing a second process stream; passing the second process stream through a hydration unit producing a third process stream and the fuel additive; passing the third process stream through a total hydrogenation unit producing a hydrogenated stream; and passing the hydrogenated stream to a cracker unit.Type: ApplicationFiled: April 18, 2019Publication date: June 10, 2021Inventors: Guillermo Leal, Kareemuddin Mahaboob Shaik, Naif Mohammed Al-Naddah Al-Otaibi, Hiren Shethna, Mohammed Bismillah Ansari, Zhonglin Zhang
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Patent number: 11008525Abstract: A method of manufacturing an octane-boosting fuel additive, the method comprises reacting n-butyraldehyde, iso-butyraldehyde, or a combination comprising at least one of the foregoing with glycerol in the presence of an acidic catalyst to obtain an octane-boosting product mixture comprising 2-propyl-5-hydroxy-1,3-dioxane, 2-isopropyl-5-hydroxy-1,3-dioxane, 2-propyl-5-hydroxymethyl-1,3-dioxolane, 2-isopropyl-5-hydroxymethyl-1,3-dioxolane, or a combination comprising at least one of the foregoing.Type: GrantFiled: March 19, 2018Date of Patent: May 18, 2021Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Vijay Dinkar Bodas, Sultan Eid Al-Otaibi, Guillermo Leal, Mohammed Bismillah Ansari, Naif Mohammed Al Naddah Al-Otaibi
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Publication number: 20210024837Abstract: A method of producing a fuel additive includes passing a feed stream comprising C4 hydrocarbons through a butadiene extraction unit producing a first process stream; passing the first process stream through a methyl tertiary butyl ether unit producing a second process stream and a methyl tertiary butyl ether product; passing the second process stream through a hydration unit producing the fuel additive and a recycle stream; passing the recycle stream through a hydrogenation unit; and recycling the recycle stream to a steam cracker unit and/or to the feed streamType: ApplicationFiled: April 11, 2019Publication date: January 28, 2021Inventors: Guillermo Leal, Kareemuddin Mahaboob Shaik, Hiren Shethna, Naif Mohammed Al-Naddah Al-Otaibi, Mohammed Bismillah Ansari, Zhonglin Zhang
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Publication number: 20210024843Abstract: A method of producing a fuel additive includes passing a feed stream comprising C4 hydrocarbons through a hydrogenation unit producing a hydrogenated stream; passing the hydrogenated stream through a distillation unit producing a first stream and a second stream; producing an isobutylene stream by passing the first stream through a molecular sieve unit; passing the isobutylene stream to a hydration unit as a feedstock for the fuel additive; and forming the fuel additive in the hydration unit.Type: ApplicationFiled: March 18, 2019Publication date: January 28, 2021Inventors: Guillermo Leal, Naif Mohammed Al-Naddah Al-Otaibi, Kareemuddin Mahaboob Shaik, Mohammed Bismillah Ansari, Vijay Dinkar Bodas
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Publication number: 20210002185Abstract: A method of producing a fuel additive includes producing a first product stream comprising butadiene by passing a feed stream comprising C4 hydrocarbons through a steam cracker; transforming greater than or equal to 90 weight % of the butadiene in the first product stream into a second product stream by passing the first product stream through a first hydrogenation unit, wherein the second product stream comprises 1-butene, 2-butene, n-butane, isobutylene, isobutane, or a combination thereof; and converting the second product stream into the fuel additive by passing the second product stream through a fuel additive synthesis unit with an acid catalyst.Type: ApplicationFiled: March 18, 2019Publication date: January 7, 2021Inventors: Guillermo Leal, Naif Mohammed Al-Naddah Al-Otaibi, Mohammed Bismillah Ansari, Kareemuddin Mahaboob Shaik, Hiren Shethna, Zhonglin Zhang
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Patent number: 10829706Abstract: A method of manufacturing a cetane-boosting fuel additive includes reacting formaldehyde and 2-ethylhexanol at a mole ratio of 10:1 to 1:1, or 5:1 to 1.5:1, or 4:1 to 2:1, or 3.5:1 to 2.5:1 in the presence of a heterogeneous acid catalyst at a temperature of 300 to 375° K to obtain a cetane-boosting product mixture comprising H3C(CH2)3CH(CH2CH3)CH2(OCH2)nOH, H3C(CH2)3CH(CH2CH3)CH2(OCH2)nOCH2CH(CH2CH3)(CH2)3CH3, or a combination thereof, wherein n has an average value of 2.8 to 3.2, preferably an average value of 3.Type: GrantFiled: July 17, 2018Date of Patent: November 10, 2020Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Vijay Dinkar Bodas, Sultan Eid Al-Otaibi, Guillermo Leal, Mohammed Bismillah Ansari, Naif Mohammed Al Naddah Al-Otaibi
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Publication number: 20200157444Abstract: A method of manufacturing a cetane-boosting fuel additive includes reacting formaldehyde and 2-ethylhexanol at a mole ratio of 10:1 to 1:1, or 5:1 to 1.5:1, or 4:1 to 2:1, or 3.5:1 to 2.5:1 in the presence of a heterogeneous acid catalyst at a temperature of 300 to 375° K to obtain a cetane-boosting product mixture comprising H3C(CH2)3CH(CH2CH3)CH2(OCH2)nOH, H3C(CH2)3CH(CH2CH3)CH2(OCH2)nOCH2CH(CH2CH3)(CH2)3CH3, or a combination thereof, wherein n has an average value of 2.8 to 3.2, preferably an average value of 3.Type: ApplicationFiled: July 17, 2018Publication date: May 21, 2020Inventors: Vijay Dinkar Bodas, Sultan Eid Al-Otaibi, Guillermo Leal, Mohammed Bismillah Ansari, Naif Mohammed Al Naddah Al-Otaibi
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Publication number: 20200131448Abstract: A method of manufacturing an octane-boosting fuel additive, the method comprises reacting n-butyraldehyde, iso-butyraldehyde, or a combination comprising at least one of the foregoing with glycerol in the presence of an acidic catalyst to obtain an octane-boosting product mixture comprising 2-propyl-5-hydroxy-1,3-dioxane, 2-isopropyl-5-hydroxy-1,3-dioxane, 2-propyl-5-hydroxymethyl-1,3-dioxolane, 2-isopropyl-5-hydroxymethyl-1,3-dioxolane, or a combination comprising at least one of the foregoing.Type: ApplicationFiled: March 19, 2018Publication date: April 30, 2020Applicant: SABIC Global Technologies B.V.Inventors: Vijay Dinkar BODAS, Sultan Eid AL-OTAIBI, Guillermo LEAL, Mohammed Bismillah ANSARI, Naif Mohammed Al Naddah AL-OTAIBI