Patents Examined by Youngsul Jeong
-
Patent number: 11465122Abstract: The present disclosure is directed to a method for making a MER framework type zeolite, a MER framework type zeolite having a stick-like morphology, and processes for the selective separation of carbon dioxide (CO2) from multi-component feedstreams containing CO2 using the zeolite.Type: GrantFiled: March 30, 2020Date of Patent: October 11, 2022Assignee: Chevron U.S.A. Inc.Inventor: Dan Xie
-
Patent number: 11465074Abstract: The degassing device includes a degassing flow path, a vacuum chamber, a vacuum pump, an inlet flow path, an outlet flow path, a drain flow path, a downstream side switching unit, and a controller. The degassing flow path is made of a gas-permeable, liquid-impermeable tube, and is accommodated in the vacuum chamber. The inlet flow path is for introducing a mobile phase to the degassing flow path, and the outlet flow path is for causing a mobile phase which has passed through the degassing flow path to flow out. The drain flow path is provided separately from the outlet flow path and is configured to drain the mobile phase in the degassing flow path from the degassing flow path. The downstream side switching unit is configured to switch the downstream end of the degassing flow path so as to be connected to either the outlet flow path or the drain flow path.Type: GrantFiled: June 21, 2018Date of Patent: October 11, 2022Assignee: Shimadzu CorporationInventor: Kumiko Jingu
-
Patent number: 11465953Abstract: A method for purification of a styrene-containing feedstock includes steps of introducing the styrene-containing feedstock into the middle of an extractive distillation column, and a solvent for the extractive distillation into the upper part of the column; discharging a raffinate oil from the top of the column, and a rich solvent rich in styrene from the bottom of the column. The rich solvent is then introduced into the middle of the solvent recovery column for vacuum distillation to obtain a crude styrene from the top of the solvent recovery column, and a lean solvent is discharged from the bottom of the solvent recovery column and recycled to the upper part of the extractive distillation column. A portion of the rich solvent is sent to a solvent purification zone for a liquid-liquid extraction using water to obtain a mixture of a styrene polymer and styrene.Type: GrantFiled: January 9, 2019Date of Patent: October 11, 2022Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPECInventors: Wencheng Tang, Longsheng Tian, Ming Zhao, Siliang Gao, Nan Yang, Siyuan Qie, Zhifeng Bian
-
Patent number: 11458432Abstract: Rechargeable dehumidifier including inside it the components it consists of, with the possibility that none of them project outward so that it can have an outward appearance without projections, as well as being simple to manufacture, comprising a casing with at least one first opening and open on the top, which configures a first internal cavity, a first lid arranged on top of the casing, provided in the first cavity with a container that in turn comprises a body open on the top that configures a second cavity, a second lid provided on top of the body and having at least one second opening; on top of the second lid may be provided a desiccant agent such that the water absorbed by it is collected in the body when it falls by gravity.Type: GrantFiled: November 17, 2016Date of Patent: October 4, 2022Assignee: HUMEX, S.A.Inventor: Eva Schmidt Dios
-
Patent number: 11452978Abstract: An object of the present invention is to suppress performance deterioration of a molybdenum composite oxide-based catalyst at the time of performing gas-phase catalytic partial oxidation with molecular oxygen by using a tubular reactor. The present invention relates to a catalytic oxidation method using a tubular reactor in which a Mo compound layer containing a Mo compound and a composite oxide catalyst layer containing a Mo composite oxide catalyst are arranged in this order from a reaction raw material supply port side and under a flow of a mixed gas containing 75 vol % of air and 25 vol % of water vapor at 440° C., a Mo sublimation amount of the Mo compound is larger than a Mo sublimation amount of the Mo composite oxide catalyst under the same conditions.Type: GrantFiled: September 13, 2019Date of Patent: September 27, 2022Assignee: Mitsubishi Chemical CorporationInventors: Kazuyuki Iwakai, Hiroki Hinoishi, Hiroshi Kameo, Tetsufumi Yamaguchi
-
Patent number: 11447434Abstract: A method of converting one or more alkanes to one or more alkenes that includes a) providing a first stream containing one or more alkanes and oxygen to an oxidative dehydrogenation reactor; b) converting at least a portion of the one or more alkanes to one or more alkenes in the oxidative dehydrogenation reactor to provide a second stream exiting the oxidative dehydrogenation reactor containing one or more alkanes, one or more alkenes, oxygen, carbon monoxide and optionally acetylene; and c) providing the second stream to a second reactor containing a catalyst that includes a group 11 metal to convert a least a portion of the carbon monoxide to carbon dioxide and reacting the acetylene.Type: GrantFiled: March 8, 2019Date of Patent: September 20, 2022Assignee: NOVA Chemicals (International) S.A.Inventors: Vasily Simanzhenkov, Shahin Goodarznia, Kamal Serhal, Xiaoliang Gao, Yoonhee Kim
-
Patent number: 11446601Abstract: Systems and methods are provided for separation of CO2 from dilute source streams. The systems and methods for the separation can include use of contactors that correspond radial flow adsorbent modules that can allow for efficient contact of CO2-containing gas with adsorbent beds while also facilitating use of heat transfer fluids in the vicinity of the adsorbent beds to reduce or minimize temperature variations. In particular, the radial flow adsorbent beds can be alternated with regions of axial flow heat transfer conduits to provide thermal management. The radial flow structure for the adsorbent beds combined with axial flow conduits for heat transfer fluids can allow for sufficient temperature control to either a) reduce or minimize temperature variations within the adsorbent beds or b) facilitate performing the separation using temperature as a swing variable for controlling the working capacity of the adsorbent.Type: GrantFiled: December 30, 2019Date of Patent: September 20, 2022Assignee: ExxonMobil Technology and Engineering CompanyInventors: Narasimhan Sundaram, Patrick P. McCall, Brendon L. Keinath, Ananda K. Nagavarapu
-
Patent number: 11447435Abstract: An exemplary embodiment of the present application provides a method for preparing butadiene, the method comprising a process of performing an oxidative dehydrogenation reaction by introducing a reactant comprising butene, oxygen, nitrogen, and steam into a reactor which is filled with a catalyst, in which during a first start-up of the oxidative dehydrogenation reaction, the oxygen is introduced into the reactor before the butene, or the oxygen is introduced into the reactor simultaneously with the butene.Type: GrantFiled: July 10, 2019Date of Patent: September 20, 2022Assignee: LG CHEM, LTD.Inventors: Myungji Suh, Jun Han Kang, Kyong Yong Cha, Dong Hyun Ko
-
Patent number: 11447263Abstract: A method of operating a fuel oxygen reduction unit for a vehicle or a gas turbine engine of the vehicle is provided. The fuel oxygen reduction unit including a contactor and a fuel gas separator, and further defining a stripping gas flowpath in flow communication with a stripping gas inlet of the contactor and a stripping gas outlet of the fuel gas separator. The method includes receiving data indicative of a parameter of a stripping gas flow through the stripping gas flowpath or of a component in flow communication with the stripping gas flow through the stripping gas flowpath; and determining an operability condition of the fuel oxygen reduction unit, or a component operable with the fuel oxygen reduction unit, based on the data received indicative of the parameter of the stripping gas flow or of the component in flow communication with the stripping gas flow.Type: GrantFiled: November 2, 2018Date of Patent: September 20, 2022Assignee: General Electric CompanyInventors: Ethan Patrick O'Connor, Daniel Alan Niergarth, Brandon Wayne Miller, Sridhar Adibhatla
-
Patent number: 11447710Abstract: The present disclosure relates to systems and methods for separation of sulfurous material(s) from a multi-component feed stream. The systems and methods can comprise contacting the multi-component feed stream with a solvent in a contacting column so that at least a portion of the sulfurous material(s) is transferred from the multi-component feed stream to the solvent. A stream of a substantially purified gas can thus be provided along with a liquid stream comprising at least a majority of the sulfurous material. In particular, the solvent can comprise liquid carbon dioxide, which can be particularly beneficial for removing sulfurous materials from multi-component feed streams.Type: GrantFiled: May 6, 2019Date of Patent: September 20, 2022Assignee: 8 Rivers Capital, LLCInventors: Rodney John Allam, Mohammad Rafati
-
Patent number: 11439994Abstract: Hydrogenation of at least one aromatic or polyaromatic compound contained in a hydrocarbon feedstock having a final boiling point below or equal to 650° C., at a temperature of between 30 and 350° C., at a pressure of between 0.1 and 20 MPa, at a hydrogen/(aromatic compounds to be hydrogenated) molar ratio between 0.1 and 10 and at an hourly space velocity HSV of between 0.05 and 50 h?1, in the presence of a catalyst comprising an alumina support and an active phase comprising nickel, prepared by i) contacting the support with a solution containing a nickel precursor; ii) bringing the support into contact with a solution containing an organic compound comprising a carboxylic acid, or alcohol, or ester, or amide function; iii) drying the impregnated support at a temperature below 250° C.; i) and ii) being carried out separately, in any order, or at the same time.Type: GrantFiled: October 20, 2020Date of Patent: September 13, 2022Assignee: IFP Energies NouvellesInventors: Anne-Claire Dubreuil, Agathe Martel
-
Patent number: 11441838Abstract: Embodiments of apparatuses and methods for reforming of hydrocarbons including recovery of products are provided. In one example, a method comprises separating a reforming-zone effluent into a net gas phase stream and a liquid phase hydrocarbon stream. The net gas phase stream is separated for forming an H2-rich stream and a first liquid phase hydrocarbon stream. The H2-rich stream may be contacted with an adsorbent to form an H2-ultra rich stream and a gas stream. C3/C4 hydrocarbons are absorbed from the gas stream with the liquid phase hydrocarbon stream. The gas stream may be contacted with an H2/hydrocarbon separation membrane to separate the PSA tail gas stream and form an H2-rich permeate stream and an H2 depleted non-permeate residue stream.Type: GrantFiled: February 15, 2019Date of Patent: September 13, 2022Assignee: UOP LLCInventors: Thuy T. Vu, Robert E. Tsai, Xin X. Zhu, Amit Goyal, William Yanez, Sudipta K. Ghosh
-
Patent number: 11439785Abstract: Various methods and systems are provided for removing liquid from a sample containing both liquid component and gaseous component. In particular, the liquid component may be separated from the sample by flowing the gaseous component of the sample from a lower chamber to an upper chamber through a membrane. The liquid portion of the sample may be drain from the lower chamber via a drainage channel within the bottom wall of the lower chamber. The liquid portion of the sample flows horizontally outward in the drainage channel through capillary action induced by a capillary part positioned within the drainage channel.Type: GrantFiled: December 28, 2018Date of Patent: September 13, 2022Assignee: General Electric CompanyInventors: Mika Harri Juhani Hietala, Asko Saarelainen, Jarmo Luusua
-
Patent number: 11427522Abstract: The purification method of isopropyl alcohol including: feeding a feed including isopropyl alcohol, water, and a byproduct comprising normal propyl alcohol to an azeotropic distillation purification tower; separating an azeotrope comprising isopropyl alcohol, normal-propyl alcohol, and water from the top of the azeotropic distillation purification tower and feeding the azeotrope to a dehydration tower; separating the isopropyl alcohol and the normal-propyl alcohol from the bottom of the dehydration tower and feeding the isopropyl alcohol and the normal-propyl alcohol to a normal-propyl alcohol purification tower; and separating the isopropyl alcohol from the top of the normal propyl alcohol purification tower.Type: GrantFiled: July 26, 2019Date of Patent: August 30, 2022Assignee: LG CHEM, LTD.Inventors: Sung Kyun Kim, Sung Kyu Lee, Saeun Park
-
Patent number: 11421873Abstract: A gas separation and utilization method includes the steps of: (a) providing an ascending flow of a liquid containing carbon dioxide gas and methane gas; (b) extracting at least a fraction of the methane gas from the liquid to provide a methane enriched gas; (c) extracting at least a fraction of the carbon dioxide gas from the liquid to provide a carbon dioxide enriched gas, which is extracted from the ascending flow of the liquid downstream of the methane enriched gas; (d) collecting the methane enriched gas; (e) feeding the carbon dioxide enriched gas as a fuel into an oxyfuel power generation system; (f) generating power from the oxyfuel power generation system; and (g) expelling an exhaust from the oxyfuel power generation system, wherein the exhaust comprises carbon dioxide and water vapor. A system configured to perform the method and a grid balancing method using the system are also disclosed.Type: GrantFiled: December 16, 2019Date of Patent: August 23, 2022Assignee: Harper Biotech LLCInventor: Charles L. Harper, Jr.
-
Patent number: 11420914Abstract: The present disclosure relates to a catalyst composition for the oligomerization of ethylene comprising a zirconium-containing catalyst and an organoaluminum-containing co-catalyst. The disclosure also relates to a process for oligomerization of ethylene in the presence of the catalyst composition according to the disclosure. The disclosed process results in C4-C20 linear alpha olefins having improved linearity.Type: GrantFiled: March 5, 2020Date of Patent: August 23, 2022Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Shahid Azam, Bander Bawareth, Mohammed H. Al-Hazmi, Dafer M. Alshahrani
-
Patent number: 11420157Abstract: An automated system for the separation of vapor and liquid from a gas and liquid combination entering a separation vessel. A programmable logic control unit module controls a valve and is programmed for periodic release of separated liquid collected within the vessel upon achieving various conditions within the vessel or upon expiration of a pre-established time interval, with separated liquid delivered via an outlet port through a valve controlled by the programmable logic control unit to a storage tank.Type: GrantFiled: June 1, 2017Date of Patent: August 23, 2022Assignee: KUSTOM KONCEPTS, INC.Inventor: Eddie Edge
-
Patent number: 11413569Abstract: The present disclosure pertains to a system configured to generate oxygen including a compressor configured to intake and pressurize gas, an oxygen separation unit comprising a first sieve bed, a second sieve bed, and an input receiving the stream of gas from an output of the compressor. The oxygen separation unit generates an oxygen flow by separating oxygen from the stream of gas. A membrane module in fluid connection with an output of the oxygen separation unit is configured to purify the oxygen flow generated by the oxygen separation unit. A valve arrangement is configured to direct, periodically, at least some of the oxygen flow from the membrane module through the sieve beds to purge the sieve beds with retentate gas and exhaust such retentate gas. One or more processors control the valve arrangement, so as to control the oxygen flow and purging of the sieve beds.Type: GrantFiled: August 21, 2019Date of Patent: August 16, 2022Assignee: Koninklijke Philips N.V.Inventors: Rainer Hilbig, Achim Gerhard Rolf Koerber, Robert William Murdoch
-
Patent number: 11413567Abstract: Provided are apparatus and systems for performing a swing adsorption process. This swing adsorption process may involve performing modeling to generate a swing adsorption system to manage a feed stream to produce a product stream within specification. The process may be utilized for swing adsorption processes, such as TSA and/or PSA, which are utilized to remove one or more contaminants from a gaseous feed stream.Type: GrantFiled: January 31, 2019Date of Patent: August 16, 2022Assignee: ExxonMobil Upstream Research CompanyInventor: Robert A. Johnson
-
Patent number: 11406932Abstract: A facility and method for membrane permeation treatment of a feed gas flow containing at least methane and carbon dioxide that includes a compressor, a pressure measurement device, at least one valve, and first, second, third, and fourth membrane separation units for separation of CO2 from CH4 to permeates enriched in CO2 and retentates enriched in CH4, respectively. The at least one valve adjusts the number of membranes combined and connected to the flow of gas entering into at least one of the membrane separation units as a function of the pressure recorded by the pressure measurement device.Type: GrantFiled: June 1, 2021Date of Patent: August 9, 2022Assignee: L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges ClaudeInventors: Jean-Marc Chareyre, Veronique Grabie, Golo Zick