Patents Examined by Renee Robinson
  • Patent number: 11186786
    Abstract: A method of converting naphtha is disclosed. The method includes heating the naphtha in stages in different heating units. The naphtha is vaporized in the first heating unit. And the vaporized naphtha undergoes the largest temperature change of the process in the second heating unit. A third heating unit can be a part of the reactor. The reactor includes a catalyst which is contacted with the pre-heated naphtha to convert it to C2 to C4 olefins.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: November 30, 2021
    Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
    Inventors: Talal Al-Shammari, Talal Aldugman
  • Patent number: 11174441
    Abstract: The invention is an integrated process for treating residual oil of a hydrocarbon feedstock. The oil is first subjected to delayed coking and then oxidative desulfurization. Additional, optional steps including hydrodesulfurization, and hydrocracking, may also be incorporated in to the integrated process.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: November 16, 2021
    Inventor: Omer Refa Koseoglu
  • Patent number: 11167266
    Abstract: Provided is a hydrodesulfurization catalyst for hydrocarbon oil, the catalyst comprising: an inorganic oxide carrier comprising Si, Ti and Al; and at least one metal component, carried on the inorganic oxide carrier, being selected from the group consisting of group 6 elements, group 8 elements, group 9 elements and group 10 elements, wherein the content of Al in the inorganic oxide carrier is 50% by mass or higher in terms of Al2O3; the content of Si therein is 1.0 to 10% by mass in terms of SiO2; and the content of Ti therein is 12 to 28% by mass in terms of TiO2; and in the inorganic oxide carrier, the absorption edge wavelength of an absorption peak from Ti is 364 nm or shorter as measured by ultraviolet spectroscopy.
    Type: Grant
    Filed: March 9, 2018
    Date of Patent: November 9, 2021
    Assignees: ENEOS CORPORATION, JGC CATALYSTS AND CHEMICALS LTD.
    Inventors: Tomohisa Hirano, Masanori Yoshida, Hiroyuki Seki, Tomoyasu Kagawa, Mitsunori Watabe
  • Patent number: 11155757
    Abstract: A process and system is provided including hydroisomerization reaction zone for production of high octane gasoline blending components that provide high selectivity for producing high octane isomers of light paraffins. A light paraffin feed is enriched by incorporation of dissolved hydrogen, thereby permitting a reaction phase that is liquid or substantially liquid to produce high octane gasoline blending components. Accordingly, a substantially two phase isomerization reactor system is provided, with a hydrogen-enriched liquid feedstock phase and a solid phase catalyst.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: October 26, 2021
    Assignee: SAUDI ARABIAN OIL COMPANY
    Inventor: Omer Refa Koseoglu
  • Patent number: 11149207
    Abstract: A delayed coking furnace (100) for heating coker feedstock (101) is disclosed. The furnace (100) includes a first heating zone (102) adapted to provide heat to the coker feedstock (101) through a convective heat transfer and then a second heating zone (104) positioned below the first heating zone (102) and adapted to heat the coker feedstock (101) through radiative heat transfer, wherein the second heating zone (104) include a lower portion and an upper portion. Further, said furnace (100) includes a plurality of burners (106) located at the lower portion of the second heating zone (104) and at least one baffle (111) disposed in the upper portion of the second heating zone (104). Further, the present disclosure provides that the at least one baffle (111) is adapted to increase a convective heat transfer coefficient associated with a flue gas flowing from the second heating zone (104) to the first heating zone (102).
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: October 19, 2021
    Assignee: Indian Oil Corporation Limited
    Inventors: Arjun Kumar Kottakuna, Ponoly Ramachandran Pradeep, Terapalli Hari Venkata Devi Prasad, Satyen Kumar Das, Madhusudan Sau, Debasis Bhattacharyya, Sanjiv Kumar Mazumdar, Sankara Sri Venkata Ramakumar
  • Patent number: 11149219
    Abstract: Embodiments of the disclosure provide a visbreaking system and method for upgrading heavy hydrocarbons. A heavy hydrocarbon feed is introduced to a furnace to produce a soaker feed stream. The soaker feed stream is introduced to a soaker to produce a soaker effluent stream. The soaker effluent stream is introduced to a fractionator to produce a visbreaker distillate stream and a visbreaker residue stream. The visbreaker residue stream and a water feed are introduced to a supercritical water reactor operated at supercritical conditions of water to produce an effluent stream. The effluent stream is introduced to a flash column to produce a gas phase stream including water and a liquid phase stream including water. A portion of the liquid phase stream and the heavy hydrocarbon feed is combined. Optionally, a portion of the gas phase stream and the heavy hydrocarbon feed is combined. Optionally, a portion of the gas phase stream is introduced to the fractionator.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: October 19, 2021
    Assignee: SAUDI ARABIAN OIL COMPANY
    Inventors: Ki-Hyouk Choi, Mohnnad H. Alabsi, Muneef F. Alqarzouh, Rakan S. Mubayedh, Sung Ho Choi
  • Patent number: 11142706
    Abstract: A feedstock is processed in an FCC unit to produce at least light olefins, FCC naphtha, light cycle oil and heavy cycle oil. Light cycle oil, and in certain embodiments hydrotreated light cycle oil, is subjected to deep hydrogenation to produce a deeply hydrogenated middle distillate fraction. All or a portion of the deeply hydrogenated middle distillate fraction is used as feed to the stream cracking zone to produce light olefins.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: October 12, 2021
    Assignee: Saudi Arabian Oil Company
    Inventor: Omer Refa Koseoglu
  • Patent number: 11142703
    Abstract: Methods for cracking a hydrocarbon oil include contacting the hydrocarbon oil with a catalyst system in a fluidized catalytic cracking unit to produce light olefins and gasoline fuel. The catalyst system includes a FCC base catalyst and a catalyst additive. The FCC base catalyst includes a Y-zeolite. The catalyst additive includes a framework-substituted *BEA-type zeolite. The framework-substituted *BEA-type zeolite has a modified *BEA framework. The modified *BEA framework is a *BEA aluminosilicate framework modified by substituting a portion of framework aluminum atoms of the *BEA aluminosilicate framework with beta-zeolite Al-substitution atoms selected from titanium atoms, zirconium atoms, hafnium atoms, and combinations thereof. The FCC base catalyst may include a framework-substituted ultra-stable Y (USY)-zeolite as the Y-zeolite.
    Type: Grant
    Filed: August 5, 2020
    Date of Patent: October 12, 2021
    Assignees: Saudi Arabian Oil Company, JGC Catalysts and Chemicals Ltd., Japan Cooperation Center Petroleum
    Inventors: Omer Refa Koseoglu, Robert Peter Hodgkins, Mitsunori Watabe, Koji Uchida
  • Patent number: 11142708
    Abstract: Process scheme configurations are disclosed that enable deep hydrogenation of middle distillates. The hydrogenated middle distillates are processed in a steam cracker for conversion into light olefins. Feeds to the deep hydrogenation zone include diesel range streams from a diesel hydrotreating zone, a gas oil hydroprocessing zone, and/or a vacuum residue hydrocracking zone. The deep hydrogenation zone operates under conditions effective to reduce aromatic content in a diesel range feedstream from a range of about 10-40 wt % or greater, to a hydrogenated distillate range intermediate product having an aromatic content of less than about 5-0.5 wt %.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: October 12, 2021
    Assignee: Saudi Arabian Oil Company
    Inventor: Omer Refa Koseoglu
  • Patent number: 11142712
    Abstract: A feedstock is processed in an FCC unit to produce at least light olefins, FCC naphtha, light cycle oil and heavy cycle oil. Light cycle oil, and in certain embodiments hydrotreated light cycle oil, is subjected to hydrogenation to produce a deeply hydrogenated middle distillate fraction. All or a portion of the deeply hydrogenated middle distillate fraction is used as feed to a petrochemicals production complex to produce light olefins.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: October 12, 2021
    Assignee: SAUDI ARABIAN OIL COMPANY
    Inventor: Omer Refa Koseoglu
  • Patent number: 11142707
    Abstract: Process scheme configurations are disclosed that enable deep hydrogenation of middle distillates. The hydrogenated middle distillates are processed in a steam cracker for conversion into light olefins. Feeds to the deep hydrogenation zone include diesel range streams from a diesel hydrotreating zone, a gas oil hydroprocessing zone, and/or a vacuum residue hydrocracking zone. The deep hydrogenation zone operates under conditions effective to reduce aromatic content in a diesel range feedstream from a range of about 10-40 wt % or greater, to a hydrogenated distillate range intermediate product having an aromatic content of less than about 5-0.5 wt %.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: October 12, 2021
    Assignee: Saudi Arabian Oil Company
    Inventor: Omer Refa Koseoglu
  • Patent number: 11142710
    Abstract: Process scheme configurations are disclosed that enable deep hydrogenation of middle distillates. The hydrogenated middle distillates are processed in a steam cracker for conversion into light olefins. Feeds to the deep hydrogenation zone include diesel range streams from a diesel hydrotreating zone, a gas oil hydroprocessing zone, and/or a vacuum residue hydrocracking zone. The deep hydrogenation zone operates under conditions effective to reduce aromatic content in a diesel range feedstream from a range of about 10-40 wt % or greater, to a hydrogenated distillate range intermediate product having an aromatic content of less than about 5-0.5 wt %.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: October 12, 2021
    Assignee: Saudi Arabian Oil Company
    Inventor: Omer Refa Koseoglu
  • Patent number: 11142709
    Abstract: Process scheme configurations are disclosed that enable deep hydrogenation of middle distillates. The hydrogenated middle distillates are processed in a steam cracker for conversion into light olefins. Feeds to the deep hydrogenation zone include diesel range streams from a diesel hydrotreating zone, a gas oil hydroprocessing zone, and/or a vacuum residue hydrocracking zone. The deep hydrogenation zone operates under conditions effective to reduce aromatic content in a diesel range feedstream from a range of about 10-40 wt % or greater, to a hydrogenated distillate range intermediate product having an aromatic content of less than about 5-0.5 wt %.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: October 12, 2021
    Assignee: Saudi Arabian Oil Company
    Inventor: Omer Refa Koseoglu
  • Patent number: 11142711
    Abstract: Process scheme configurations are disclosed that enable deep hydrogenation of middle distillates. The hydrogenated middle distillates are processed in a petrochemicals production complex for conversion into light olefins and other hydrocarbon products. Feeds to the deep hydrogenation zone include middle distillate range streams from a distillate hydrotreating zone, a vacuum gas oil hydroprocessing zone, and/or a vacuum residue hydrocracking zone. The deep hydrogenation zone operates under conditions effective to reduce aromatic content in a middle distillate range feedstream from a range of about 10-40 wt % or greater, to a hydrogenated distillate range intermediate product having an aromatic content of less than about 5-0.5 wt %.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: October 12, 2021
    Assignee: SAUDI ARABIAN OIL COMPANY
    Inventor: Omer Refa Koseoglu
  • Patent number: 11136512
    Abstract: A method and a system for hydrocracking an oil feedstock to produce a light oil stream without build-up of heavy polynuclear aromatic (HPNA) hydrocarbons in the recycle stream. The method may include hydrocracking an oil feedstock, separating the produced effluent into a first, second, and third product stream, and hydrogenating the third product stream in a third reactor over a noble metal hydrogenation catalyst at an operational pressure equal to or less than the second reactor.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: October 5, 2021
    Assignee: SAUDI ARABIAN OIL COMPANY
    Inventor: Omer Refa Koseoglu
  • Patent number: 11124716
    Abstract: A feedstock is processed in a coking zone unit to produce at least light gases, coker naphtha, light coker gas oil and petroleum coke. Light coker gas oil, and in certain embodiments hydrotreated light coker gas oil, is subjected to deep hydrogenation to produce a deeply hydrogenated middle distillate fraction. All or a portion of the deeply hydrogenated middle distillate fraction is used as feed to the stream cracking zone to produce light olefins.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: September 21, 2021
    Assignee: Saudi Arabian Oil Company
    Inventor: Omer Refa Koseoglu
  • Patent number: 11118122
    Abstract: Techniques for processing residuum include receiving a feed stream that includes a residuum hydrocarbon fraction at an ebullated bed hydroconversion reactor; contacting the residuum hydrocarbon fraction with hydrogen and a hydroconversion catalyst in the ebullated bed hydroconversion reactor to produce a partially converted reactor effluent product; separating, in a first separation zone, the partially converted reactor effluent product into a distillate stream and a heavy hydrocarbon stream; feeding the distillate stream to a bottom portion of an integrated hydrocracking/hydrofinishing reactor; and feeding the heavy hydrocarbon stream to a top portion of the hydrofinishing reactor.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: September 14, 2021
    Assignee: Saudi Arabian Oil Company
    Inventors: Vinod Ramaseshan, Yufeng He, Hiren Shethna, Mohammed A. AlWohaibi
  • Patent number: 11118116
    Abstract: The present disclosure relates to an FCC catalyst additive for cracking of petroleum feedstock and a process for its preparation. The FCC catalyst additive of the present disclosure comprises at least one zeolite, at least one clay, at least one binder, phosphorous in the form of P2O5, and at least one Group IVB metal compound. The FCC catalyst additive of the present disclosure is hydrothermally stable and has improved matrix surface area even after various hydrothermal treatments. The FCC catalyst additive of the present disclosure can be used in combination with the conventional FCC catalyst for catalytic cracking to selectively enhance the propylene and LPG yields.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: September 14, 2021
    Assignee: Reliance Industries Limited
    Inventors: Praveen Kumar Chinthala, Gopal Ravichandran, Tejas Dineshbhai Doshi, Ankit Vipinkumar Patel, Vinodh Rayan, Sukumar Mandal, Asit Kumar Das
  • Patent number: 11118123
    Abstract: A feedstock is processed in a coking zone unit to produce at least light gases, coker naphtha, light coker gas oil and petroleum coke. Light coker gas oil, and in certain embodiments hydrotreated light coker gas oil, is subjected to deep hydrogenation to produce a deeply hydrogenated middle distillate fraction. All or a portion of the deeply hydrogenated middle distillate fraction is used as feed to a petrochemicals production complex to produce light olefins.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: September 14, 2021
    Assignee: Saudi Arabian Oil Company
    Inventor: Omer Refa Koseoglu
  • Patent number: 11111445
    Abstract: The invention relates to a method of separating and purifying products from a high pressure processing system adapted for processing a feed stream comprising carbonaceous material at a pressure of at least 150 bar and a temperature of at least 300° C., where the converted feed stream (product mixture) is cooled to a temperature in the range 50 to 250° C., and depressurized to a pressure in the range 1 to 150 bar, the method comprising separating the depressurized product mixture in gas phase, an oil phase (liquid hydrocarbon), and a water phase comprising water soluble organics, dissolved salts and optionally suspended particles in a first phase separator and purifying the oil phase from the first phase separator by mixing it with one or more washing agents, at least one of which comprises water, and separating the oil phase from the one or more washing agents in a further separation step.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: September 7, 2021
    Assignee: STEEPER ENERGY APS
    Inventors: Steen Brummerstedt Iversen, Claus Uhrenholt Jensen, Göran Olofsson, Julie Katerine Rodriguez Guerrero, Andrew Ironside, Sergios Karatzos, Ling Li