Patents Examined by Brian McCaig
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Patent number: 11969707Abstract: The method for preparing a super absorbent polymer according to the present disclosure has a feature that it is possible to reduce the generation of a fine powder during production of the super absorbent polymer while maintaining excellent physical properties of the super absorbent polymer, including centrifuge retention capacity (CRC) and vortex removal time.Type: GrantFiled: November 8, 2019Date of Patent: April 30, 2024Assignee: LG Chem, Ltd.Inventors: Jaeyul Kim, Jong Hun Song, Gicheul Kim, Yoon Jae Min, Ki Hyun Kim, Seul Ah Lee, In Yong Jeong, Heechang Woo
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Patent number: 11970664Abstract: Systems and methods for enhancing the processing of hydrocarbons in a FCC unit by introduction of the coked FCC catalyst from the FCC reactor and a renewable feedstock to the FCC regenerator to facilitate regeneration of the coked FCC catalyst. The renewable feedstock can contain biomass-derived pyrolysis oil. The biomass-derived pyrolysis oil and coke from the coked FCC catalyst are oxidized by oxygen to provide a regenerated catalyst that is recycled to the FCC reactor.Type: GrantFiled: May 8, 2023Date of Patent: April 30, 2024Assignee: MARATHON PETROLEUM COMPANY LPInventors: Nikolas A. Larsen, Jeffrey A. Sexton, Ray Brooks
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Patent number: 11964315Abstract: Disclosed herein are hydrocarbon based compositions derived from pyrolysis of a feedstock comprising post-consumer and/or post-industrial plastics and methods of making and use thereof.Type: GrantFiled: June 1, 2023Date of Patent: April 23, 2024Assignee: Nexus Circular LLCInventors: Jeffrey W. Gold, Connor Cudney
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Patent number: 11964940Abstract: A method for separating butenes from C4 hydrocarbon streams containing butanes and butenes involves extractive distillation with a suitable solvent, and a subsequent adiabatic oligomerisation. The method also involves heat integration, which makes it possible to use the heat of the solvent in order to heat and/or at least partly evaporate various streams.Type: GrantFiled: January 21, 2022Date of Patent: April 23, 2024Assignee: Evonik Oxeno GmbH & Co. KGInventors: Philip Lutze, Stephan Peitz, Armin Matthias Rix, Tanita Valèrie Six, Moritz Schröder, Niklas Paul
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Patent number: 11964254Abstract: A catalyst device includes a central axis and a catalyst support. The catalyst support includes a slit that is arranged to be orthogonal to the central axis. The slit is arranged to be symmetrical with respect to an arbitrary plane that includes the central axis.Type: GrantFiled: April 8, 2022Date of Patent: April 23, 2024Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, NGK INSULATORS, LTD.Inventors: Takahiro Sadamitsu, Yoshiyuki Kasai, Yuko Kozaki
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Patent number: 11964253Abstract: Provided is a production method for core-shell porous silica particles, the production method including: a preparation step of preparing an aqueous solution comprising non-porous silica particles, a cationic surfactant, a basic catalyst, an electrolyte, and an alcohol; a shell precursor formation step at adding a silica source to the aqueous solution to form a shell precursor on a surface of the non-porous silica particles; and a shell formation step of removing the cationic surfactant from the shell precursor to form a porous shell.Type: GrantFiled: June 17, 2019Date of Patent: April 23, 2024Assignees: TOHOKU UNIVERSITY, DAICEL CORPORATIONInventors: Daisuke Nagao, Haruyuki Ishii, Shunho Ishikawa
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Patent number: 11959026Abstract: A process for upgrading a pyrolysis oil comprising treating the pyrolysis oil with an upgrading solution to provide a mixture comprising an extract phase and a raffinate phase, wherein the upgrading solution comprises a polar organic solvent, and wherein the pyrolysis oil is a derived from the pyrolysis of plastic or rubber, or a combination thereof, and an upgraded pyrolysis oil prepared by said process.Type: GrantFiled: March 6, 2020Date of Patent: April 16, 2024Assignee: REFINITI LIMITEDInventors: Zhaoxi Zhang, Benjamin Paul Williams
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Patent number: 11958040Abstract: A method is described for preparing an eggshell catalyst comprising the steps of: (i) preparing a calcined shaped alkaline earth metal aluminate catalyst support, (ii) treating the calcined shaped alkaline earth metal aluminate support with a gas containing water vapour to form a hydrated support, (iii) with or without an intervening drying step, impregnating the hydrated support with an acidic solution containing one or more catalytic metal compounds and drying the impregnated support, (iv) calcining the dried impregnated support, to form a calcined catalyst having a catalytic metal oxide concentrated at the surface of the support and (v) optionally repeating steps (ii), (iii) and (iv).Type: GrantFiled: April 30, 2020Date of Patent: April 16, 2024Assignee: Johnson Matthey Public Limited CompanyInventors: Mikael Carlsson, Mark Alexander Kent, Stefano Martinuzzi, Shanneal Readman, John West
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Patent number: 11952544Abstract: The present disclosure relates to methods for processing liquefied waste polymers containing diolefins and naphtha. Hydrotreatment A of the diolefins produces a diolefin depleted LWP feed which is separated by distillation B to give rise to one or more distillates containing at least a naphtha fraction, an optional middle fraction and a distillation bottom. Hydroprocessing C of the naphtha fraction gives rise to hydrogenated naphtha fraction which is suitable as a feed for a steam cracker D. The distillation bottom and the middle fraction can mixed with crude oil and used in oil refinerery since they are predominantly free from diolefins.Type: GrantFiled: October 28, 2021Date of Patent: April 9, 2024Assignee: NESTE OYJInventors: Heikki Aaltonen, Antti Ojala, Ville Paasikallio, Antti Kurkijärvi
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Patent number: 11946000Abstract: A hydrocarbon cracker stream is combined with recycle content pyrolysis oil to form a combined cracker stream and the combined cracker stream is cracked in a cracker furnace to provide an olefin-containing effluent. The r-pyoil can be fed to the cracker feed. More specifically the-pyoil is present in said feedstock in an amount of not more than 20% by weight, based on the total weight of the feedstock.Type: GrantFiled: May 22, 2020Date of Patent: April 2, 2024Assignee: Eastman Chemical CompanyInventors: Daryl Bitting, Kenny Randolph Parker, Michael Gary Polasek, David Eugene Slivensky, Xianchun Wu, Jerome Leonard Stavinoha, Jr.
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Patent number: 11946001Abstract: A process and/or system for producing fuel using renewable hydrogen having a reduced carbon intensity. The renewable hydrogen is produced in a hydrogen production process comprising methane reforming, wherein at least a portion of the feedstock for the hydrogen production process comprises upgraded biogas sourced from a plurality of biogas plants. Each of the upgraded biogases is produced in a process that includes collecting biogas comprising methane and carbon dioxide, capturing at least 50% of the carbon dioxide originally present in the collected biogas and producing the upgraded biogas. Storage of the captured carbon dioxide reducing a carbon intensity of the fuel, without having to provide carbon capture and storage of carbon dioxide from hydrogen production.Type: GrantFiled: July 13, 2023Date of Patent: April 2, 2024Assignee: Iogen CorporationInventor: Patrick J. Foody
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Patent number: 11938460Abstract: The invention relates to novel composites for capture, e.g., absorption, of condensable gases and vapors from atmospheric sources, and gas or vapor streams, and the recovery of the condensed gases and vapors from the composites, as well as passive methods absent of external sources of energy for conducting the capturing and recovery processes. The composites include a hydrophilic matrix; hydrophilic solids embedded or immersed in the matrix, in close proximity to each other; and porogenic material embedded in the matrix, having a size larger than the hydrophilic solids; wherein selective removal of the porogenic material from the matrix forms a hierarchically porous matrix.Type: GrantFiled: October 28, 2019Date of Patent: March 26, 2024Assignee: UNIVERSITY OF PITTSBURGH—OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATIONInventors: Shichao Jiao, Joseph John McCarthy
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Patent number: 11939535Abstract: The present invention relates to a process for the conversion of plant oils, animal fats, waste food oils and carboxylic acids into renewable liquid fuels, such as bio-naphtha, bioQAV and renewable diesel, for use in combination with fossil fuels. The process is composed of two steps: hydrotreatment and hydrocracking. The effluent from the hydrotreatment step contains aromatics, olefins and compounds resulting from the polymerization of esters and acids. This is due to the use of partially reduced catalysts without the injection of a sulfiding agent and allows for the production of bioQAV of suitable quality for use in combination with fossil kerosene. Concurrently, the process generates, in addition to products in the distillation range of naphtha, kerosene and diesel, high molecular weight linear paraffins (up to 40 carbon atoms).Type: GrantFiled: December 15, 2020Date of Patent: March 26, 2024Assignee: Petróleo Brasileiro S.A.—PetrobrasInventors: Jefferson Roberto Gomes, José Luiz Zotin, Anilza De Almeida Lyra Correa, Marcelo Edral Pacheco, Rodrigo Caetano Chistone
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Patent number: 11938467Abstract: The present invention provides a catalyst system for producing cyclic carbonates from carbon dioxide (CO2) and epoxide-based compounds comprising: a pre-catalyst; and a co-catalyst wherein said pre catalyst is BiCl3 and said co-catalyst is selected from tetra-n-butylammonium bromide (TBAB), tetra-n-butylammonium iodide (TBAI), tetra-n-butylphosphonium bromide (PBu4Br), tetra-n-butylphosphonium iodide (PBu4I) or mixtures thereof.Type: GrantFiled: March 18, 2021Date of Patent: March 26, 2024Assignee: PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITEDInventors: Taradon Piromchart, Valerio D'Elia
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Patent number: 11939534Abstract: A composition having a recycle content value is obtained by reacting a recycle content feedstock to make a recycle content alpha olefin or by deducting from a recycle inventory a recycle content value applied to an alpha olefin composition. At least a portion of the recycle content value in the feedstock or in an allotment obtained by an alpha olefin manufacturer has its origin in recycled waste and/or pyrolysis of recycled waste and/or in thermal steam cracking of recycle content pyoil.Type: GrantFiled: November 6, 2020Date of Patent: March 26, 2024Assignee: Eastman Chemical CompanyInventors: David Eugene Slivensky, Daryl Bitting, Kenny Randolph Parker, Michael Gary Polasek, William Lewis Trapp, Xianchun Wu
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Patent number: 11939537Abstract: An improved reforming process for producing aromatic hydrocarbons is disclosed. The process includes two reformers arranged in parallel flow configuration, with the first reformer being a conventional reformer comprising a catalyst selective for reforming C8+ hydrocarbons to a reformate and the second reformer comprising a catalyst selective for reforming C7? hydrocarbons to a reformate. In certain embodiments, the first reformer catalyst comprises a conventional alumina catalyst and the second reformer catalyst comprises a ZSM-5 catalyst.Type: GrantFiled: April 21, 2020Date of Patent: March 26, 2024Assignee: Chevron U.S.A. Inc.Inventors: Cong-Yan Chen, Emmanuel Behraz
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Patent number: 11931727Abstract: A catalyst includes a derivative of an iron-containing clay which includes at least one member selected from the group consisting of a nickel-iron bimetallic structure according to XRD and a nickel-iron bimetallic oxide structure according to XRD. The catalyst can be used in various reactions, such as carbon dioxide methanation and dry reforming of methane and carbon dioxide to produce syngas.Type: GrantFiled: April 28, 2022Date of Patent: March 19, 2024Assignee: Saudi Arabian Oil CompanyInventors: Nawal Saad Alhajri, Mohammed A. Albuali
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Patent number: 11935827Abstract: Catalyst particles comprising one or more active metal components and methods for manufacturing such catalyst particles are provided. The particles are a composite of a granulating agent or binder material such as an inorganic oxide, and an ultra-stable Y (hereafter “USY”) zeolite in which some of the aluminum atoms in the framework are substituted with zirconium atoms and/or titanium atoms and/or hafnium atoms. The one or more active phase components are incorporated in a composite mixture of the inorganic oxide binder and the post-framework modified USY zeolite prior to forming the catalyst particles.Type: GrantFiled: January 18, 2022Date of Patent: March 19, 2024Assignees: Saudi Arabian Oil Company, JGC Catalysts & Chemicals Ltd., Japan Cooperation Center for Petroleum and Sustainable EnergyInventors: Omer Refa Koseoglu, Robert Peter Hodgkins, Koji Uchida
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Patent number: 11926797Abstract: A method of scavenging ammonia and amines, the method having the steps of (i) providing an aldehyde-based scavenger composition; and (ii) adding the aldehyde-based scavenger composition to a hydrocarbon.Type: GrantFiled: July 2, 2020Date of Patent: March 12, 2024Assignee: BL TECHNOLOGIES, INC.Inventors: Michael Dion, Peter L Perez Diaz, Nimeshkumar Patel, Hitesh Bagaria, Gregory Kaplan
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Patent number: 11920089Abstract: Pyrolysis processes comprise contacting a waste polyolefin with a solid catalyst at a pyrolysis temperature to form a pyrolysis product containing C1-C10 hydrocarbons. In some instances, the solid catalyst can be a silica-coated alumina, a fluorided silica-coated alumina, or a sulfated alumina, while in other instances, the solid catalyst can be any suitable solid oxide or chemically-treated solid oxide that is characterized by a d50 average particle size from 5 to 12 ?m and a particle size span from 0.7 to 1.7. Hydrocarbon compositions are formed from the pyrolysis of waste polyolefins with specific amounts of methane and higher carbon number hydrocarbons.Type: GrantFiled: May 11, 2023Date of Patent: March 5, 2024Assignee: Chevron Phillips Chemical Company LPInventors: David W. Dockter, Max P. McDaniel, Kathy S. Clear