Patents by Inventor Qi Xu

Qi Xu 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).

  • Publication number: 20240018431
    Abstract: In accordance with one or more embodiments herein, an integrated process for upgrading a hydrocarbon oil feed stream utilizing a delayed coker, steam enhanced catalytic cracker, and an aromatics complex includes solvent deasphalting the hydrocarbon oil stream; delayed coking the heavy residual hydrocarbons; hydrotreating the delayed coker product stream and the deasphalted oil stream to form a light C5+ hydrocarbon stream and a heavy C5+ hydrocarbon stream; steam enhanced catalytically cracking the light C5+ hydrocarbon stream; steam enhanced catalytically cracking the heavy C5+ hydrocarbon stream; passing at least a portion of the light steam enhanced catalytically cracked stream, the heavy steam enhanced catalytically cracked stream, or both to a product separator to produce a olefin product stream, a naphtha product stream, and a BTX product stream; and processing the naphtha product stream in the aromatics complex to produce benzene and xylenes.
    Type: Application
    Filed: July 15, 2022
    Publication date: January 18, 2024
    Applicant: Saudi Arabian Oil Company
    Inventors: Qi Xu, Aaron Chi Akah, Musaed Salem Al-Ghrami, Zhonglin Zhang
  • Publication number: 20240018429
    Abstract: An integrated process for upgrading a hydrocarbon oil feed stream utilizing a delayed coker and steam enhanced catalytic cracker includes solvent deasphalting the hydrocarbon oil stream to form at least a deasphalted oil stream and heavy residual hydrocarbons, the heavy residual hydrocarbons including at least asphaltenes; delayed coking the heavy residual hydrocarbons to form petroleum coke and a delayed coker product stream; hydrotreating the delayed coker product stream and the deasphalted oil stream to form a light C5+ hydrocarbon stream, and a heavy C5+ hydrocarbon stream; steam enhanced catalytically cracking the light C5+ hydrocarbon stream to form a light steam enhanced catalytically cracked product stream including olefins, benzene, toluene, xylene, naphtha, or combinations thereof; and steam enhanced catalytically cracking the heavy C5+ hydrocarbon stream to form a heavy steam enhanced catalytically cracked product including olefins, benzene, toluene, xylene, naphtha, or combinations thereof.
    Type: Application
    Filed: July 15, 2022
    Publication date: January 18, 2024
    Applicant: Saudi Arabian Oil Company
    Inventors: Aaron Chi Akah, Qi Xu, Musaed Salem Al-Ghrami, Zhonglin Zhang
  • Publication number: 20240018430
    Abstract: An integrated process for upgrading a hydrocarbon oil feed stream includes solvent deasphalting the hydrocarbon oil stream to form at least a deasphalted oil stream and heavy residual hydrocarbons, delayed coking the heavy residual hydrocarbons to form petroleum coke and a delayed coker product stream; hydrotreating the delayed coker product stream and the deasphalted oil stream to form a C3-C4 hydrocarbon stream, a light C5+ hydrocarbon stream, and a heavy c5+ hydrocarbon stream; dehydrogenating the C3-C4 hydrocarbon stream to form propylene and butylene; steam enhanced catalytically cracking the light C5+ hydrocarbon stream to form a light steam enhanced catalytically cracked product stream including olefins, benzene, toluene, xylene, naphtha, or combinations thereof; and steam enhanced catalytically cracking the heavy C5+ hydrocarbon stream to form a heavy steam enhanced catalytically cracked product including olefins, benzene, toluene, xylene, naphtha, or combinations thereof.
    Type: Application
    Filed: July 15, 2022
    Publication date: January 18, 2024
    Applicant: Saudi Arabian Oil Company
    Inventors: Aaron Chi Akah, Qi Xu, Musaed Salem Al-Ghrami, Zhonglin Zhang
  • Publication number: 20240018427
    Abstract: An integrated process for upgrading a hydrocarbon oil feed stream utilizing a gasification unit and steam enhanced catalytic cracker includes solvent deasphalting the hydrocarbon oil stream to form at least a deasphalted oil stream and heavy residual hydrocarbons, the heavy residual hydrocarbons including at least asphaltenes; processing the heavy residual hydrocarbons in a gasification unit to form syngas and gasification residue; hydrotreating the deasphalted oil stream to form a light C5+ hydrocarbon stream, and a heavy C5+ hydrocarbon stream; steam enhanced catalytically cracking the light C5+ hydrocarbon stream to form a light steam enhanced catalytically cracked product stream including olefins, benzene, toluene, xylene, naphtha, or combinations thereof; and steam enhanced catalytically cracking the heavy C5+ hydrocarbon stream to form a heavy steam enhanced catalytically cracked product including olefins, benzene, toluene, xylene, naphtha, or combinations thereof.
    Type: Application
    Filed: July 15, 2022
    Publication date: January 18, 2024
    Applicant: Saudi Arabian Oil Company
    Inventors: Aaron Chi Akah, Qi Xu, Musaed Salem Al-Ghrami, Zhonglin Zhang
  • Publication number: 20240018432
    Abstract: In accordance with one or more embodiments herein, an integrated process for upgrading a hydrocarbon oil feed stream utilizing a gasification unit, steam enhanced catalytic cracker, and an aromatics complex includes solvent deasphalting the hydrocarbon oil stream; processing the heavy residual hydrocarbons in a gasification unit to form syngas and gasification residue; hydrotreating the deasphalted oil stream to form a light C5+ hydrocarbon stream and a heavy C5+ hydrocarbon stream; steam enhanced catalytically cracking the light C5+ hydrocarbon stream; steam enhanced catalytically cracking the heavy C5+ hydrocarbon stream; passing at least a portion of the light steam enhanced catalytically cracked stream, the heavy steam enhanced catalytically cracked stream, or both to a product separator to produce a olefin product stream, a naphtha product stream, and a BTX product stream; and processing the naphtha product stream in the aromatics complex to produce benzene and xylenes.
    Type: Application
    Filed: July 15, 2022
    Publication date: January 18, 2024
    Applicant: Saudi Arabian Oil Company
    Inventors: Qi Xu, Aaron Chi Akah, Musaed Salem Al-Ghrami, Zhonglin Zhang
  • Publication number: 20240010926
    Abstract: A process for converting crude oil to light olefins, aromatics, or both, includes contacting a crude oil with an FCC catalyst composition in a catalytic cracking system at a temperature of greater than or equal to 580° C., a weight ratio of the FCC catalyst to the crude oil of from 2:1 to 10:1, and a residence time of from 0.1 seconds to 60 seconds. Contacting causes at least a portion of hydrocarbons in the crude oil to undergo cracking reactions to produce a cracked effluent comprising at least olefins. The FCC catalyst composition for producing olefins and aromatics from crude oil includes ultrastable Y-type zeolite impregnated with lanthanum, ZSM-5 zeolite impregnated with phosphorous, an alumina binder, colloidal silica, and a matrix material comprising Kaolin clay.
    Type: Application
    Filed: July 6, 2022
    Publication date: January 11, 2024
    Applicant: Saudi Arabian Oil Company
    Inventors: Mansour Ali Al-Herz, Musaed Salem Al-Ghrami, Qi Xu, Aaron Akah
  • Publication number: 20240015079
    Abstract: The present disclosure discloses a reinforcement learning agent training method, modal bandwidth resource scheduling method and apparatus. The reinforcement learning agent training method utilizes a reinforcement learning agent to continuously interact with a network environment in a polymorphic smart network to obtain the latest global network characteristics and output updated actions. By adjusting the bandwidth occupied by modals, a reward value is set to determine an optimization target for the agent, the scheduling of modals is realized, and the rational use of polymorphic smart network resources is guaranteed. The trained reinforcement learning agent is applied to the modal bandwidth resource scheduling method, and can adapt to networks with different characteristics, and thus can be used for intelligent management and control of polymorphic smart networks and has good adaptability and scheduling performance.
    Type: Application
    Filed: July 26, 2023
    Publication date: January 11, 2024
    Inventors: Congqi SHEN, Huifeng ZHANG, Shaofeng YAO, Qi XU, Ruyun ZHANG
  • Patent number: 11866659
    Abstract: A method of processing a hydrocarbon feed may comprise fractionating the hydrocarbon feed into a light stream and a heavy stream, where the light stream includes hydrocarbons boiling at less than 370° C., and the heavy stream includes hydrocarbons boiling at greater than greater than 370° C., hydrotreating the heavy stream to form a hydrotreated heavy stream, feeding the light stream to a first Fluid Catalytic Cracking (FCC) reaction zone, thereby producing a light product stream which includes light olefins, and feeding the hydrotreated heavy stream to a second Fluid Catalytic Cracking (FCC) reaction zone, thereby producing a heavy product stream which includes light olefins, where the first FCC reaction zone operates under more severe operating conditions than the second FCC reaction zone.
    Type: Grant
    Filed: February 2, 2023
    Date of Patent: January 9, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Mansour Ali Al-Herz, Ali Al Jawad, Qi Xu, Aaron Akah, Musaed Salem Al-Ghrami
  • Patent number: 11866660
    Abstract: A process for converting crude oil may comprise contacting a crude oil with one or more hydroprocessing catalysts to produce a hydroprocessed effluent and contacting the hydroprocessed effluent with a fluidized catalytic cracking (FCC) catalyst composition in an FCC system to produce cracked effluent comprising at least olefins. The crude oil may have an API gravity from 25 to 29. The FCC system may operate at a temperature of greater than or equal to 580° C., a weight ratio of the FCC catalyst composition to the crude oil of from 2:1 to 10:1, and a residence time of from 0.1 seconds to 60 seconds. The FCC catalyst composition may comprise ultrastable Y-type zeolite (USY zeolite) impregnated with lanthanum; ZSM-5 zeolite impregnated with phosphorous; an alumina binder; colloidal silica; and a matrix material comprising Kaolin clay.
    Type: Grant
    Filed: November 9, 2022
    Date of Patent: January 9, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Mansour Ali Al Herz, Aaron Akah, Qi Xu, Lianhui Ding, Bander A. Al Ghamdi
  • Patent number: 11866661
    Abstract: According to one embodiment of the present disclosure, a method of processing a hydrocarbon feed includes fractionating the hydrocarbon feed into a light stream and a heavy stream; hydrotreating the heavy stream to form a hydrotreated heavy stream; feeding the light stream and the hydrotreated heavy stream to a single Fluid Catalytic Cracking (FCC) reaction zone, thereby producing a product stream which includes light olefins. The light stream may be exposed to more severe FCC cracking conditions than the heavy stream, within the same FCC reaction zone. The single FCC reaction zone may be operated in a down-flow configuration and the FCC may be operated under high severity conditions. The light stream may include hydrocarbons boiling at less than 371° C. and the heavy stream may include hydrocarbons boiling at greater than 371° C.
    Type: Grant
    Filed: February 2, 2023
    Date of Patent: January 9, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Mansour Ali Al-Herz, Ali Al Jawad, Qi Xu, Aaron Akah, Musaed Salem Al-Ghrami, Zhonglin Zhang, Luis A. Rojas Cordova
  • Patent number: 11866662
    Abstract: According to one embodiment of the present disclosure, a method of processing a hydrocarbon feed may comprise fractionating the hydrocarbon feed into a light stream, a middle stream, and a residue stream, hydrotreating the residue stream to form a hydrotreated residue stream; and feeding the light stream, middle stream, and the hydrotreated residue stream to a single Fluid Catalytic Cracking (FCC) reaction zone, thereby producing a product stream comprising light olefins. The light stream and the hydrotreated residue streams may be exposed to more severe FCC cracking conditions than the middle stream, within the same FCC reaction zone. The single FCC reaction zone may be operated in a down-flow configuration and the single FCC reaction zone may be operated under high severity conditions.
    Type: Grant
    Filed: February 2, 2023
    Date of Patent: January 9, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Mansour Ali Al-Herz, Ali Al Jawad, Qi Xu, Aaron Akah, Musaed Salem Al-Ghrami, Lianhui Ding
  • Patent number: 11866651
    Abstract: A process for converting crude oil may comprise contacting a crude oil with one or more hydroprocessing catalysts to produce a hydroprocessed effluent and contacting the hydroprocessed effluent with a fluidized catalytic cracking (FCC) catalyst composition in an FCC system to produce cracked effluent comprising at least olefins. The crude oil may have an API gravity from 30 to 35. The FCC system may operate at a temperature of greater than or equal to 580° C., a weight ratio of the FCC catalyst composition to the crude oil of from 2:1 to 10:1, and a residence time of from 0.1 seconds to 60 seconds. The FCC catalyst composition may comprise ultrastable Y-type zeolite (USY zeolite) impregnated with lanthanum; ZSM-5 zeolite impregnated with phosphorous; an alumina binder; colloidal silica; and a matrix material comprising Kaolin clay.
    Type: Grant
    Filed: November 9, 2022
    Date of Patent: January 9, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Mansour Ali Al Herz, Aaron Akah, Qi Xu, Lianhui Ding, Bander A. Al Ghamdi
  • Patent number: 11866663
    Abstract: Embodiments of the present disclosure are directed to a method of processing a hydrocarbon feed includes fractionating the hydrocarbon feed into a light stream and a heavy stream, hydrotreating the heavy stream to form a hydrotreated heavy stream, combining the light stream and the hydrotreated heavy stream to form a upgraded feed stream, and feeding the upgraded feed stream to a single Fluid Catalytic Cracking (FCC) reaction zone, thereby producing a product stream comprising light olefins. The light stream may comprise hydrocarbons boiling at less than 540° C. and the heavy stream may comprise hydrocarbons boiling at greater than 540° C. The FCC reaction zone may be operated in a down-flow configuration and the FCC may be operated under high severity conditions.
    Type: Grant
    Filed: February 2, 2023
    Date of Patent: January 9, 2024
    Assignee: Saudi Arabian Oil Company
    Inventors: Mansour Ali Al-Herz, Ali Al Jawad, Qi Xu, Aaron Akah, Musaed Salem Al-Ghrami
  • Publication number: 20240004434
    Abstract: An electronic device of converting audio to light effect includes a main body, light strips located on a back surface of the main body, and a transparent back cover; and an audio playing unit. The transparent back cover overall covers the back surface of the main body having the light strips.
    Type: Application
    Filed: June 30, 2023
    Publication date: January 4, 2024
    Inventors: Thomas Douglas Ridley, Raymond Zhu, Qi Xu
  • Publication number: 20240007755
    Abstract: The present disclosure provides a method of supplemental lighting for shoot and an electronic device. The method is applied to the electronic device. The electronic device includes a display screen, a processor, a camera located at a back surface of the electronic device, a transparent cover covering the camera and at least one lighting unit, and at least one lighting unit. The camera is used for capturing shooting images. The transparent cover transmits light emitted by the lighting unit. The processor is used to perform the method which includes: after opening a camera software, determining a luminous information of the at least one lighting unit of supplemental lighting for shoot; controlling at least part of the at least one lighting unit to emit light for supplemental lighting when shooting is performed in accordance with the luminous information. This meets the diversified needs of users for supplemental lighting.
    Type: Application
    Filed: June 29, 2023
    Publication date: January 4, 2024
    Inventor: Qi Xu
  • Publication number: 20240006900
    Abstract: A method for charging progress display is applied to display of a charging progress of a terminal, a light strip and a transparent rear cover are provided on a back side of the terminal, and the transparent rear cover entirely covers the back side of the terminal provided with the light strip, the back side opposites to a display screen of the terminal, the light strip is configured to emit light, and the transparent rear cover allows the light emitted by the light strip to pass through. The method for charging progress display include the following. When the terminal is charging, a charging progress of the terminal is acquired; and the light strip is controlled to emit light according to the charging progress to show the charging progress.
    Type: Application
    Filed: June 30, 2023
    Publication date: January 4, 2024
    Inventors: Qi Xu, Raymond Zhu, James Li
  • Publication number: 20240005752
    Abstract: The present disclosure provides a new message reminder method and an electronic device. A back surface of the electronic device is provided with a light strip and a transparent cover. The transparent cover overall covers the back surface of the electronic device having the light strip. The method includes: receiving a new message; determining attribute information of the new message, the attribute information including at least one of source software, sender or message type of the new message; determining a light reminder mode matching the attribute information, the light reminder mode including a mode for light reminder in accordance with at least one of light duration, flashing frequency, light colour, light brightness or light area; and reminding the received new message by controlling the light strip to emit light in accordance with the determined light reminder mode.
    Type: Application
    Filed: June 30, 2023
    Publication date: January 4, 2024
    Inventors: Qi Xu, Raymond Zhu, James Li
  • Patent number: 11858166
    Abstract: An unit narrow board glue application device and method suitable for high-frequency hot pressing of solid wood edge glued panel is disclosed, including a transverse chain feeding device, a longitudinal roller feeding device and a gluing device. The transverse chain feeding device includes a fixed chain transport mechanism and a movable chain transport mechanism. The longitudinal roller feeding device includes the lifting power roller assembly, the longitudinal feed roller assembly and the pneumatic compression roller assemblies. The gluing device includes a glue pump, a glue application head, and a pneumatic slide table. The front end face of the hollow structure glue application head has a number of small round holes for glue liquid discharge and horizontal glue guiding grooves. The disclosure has a high degree of automation, can give full play to the efficiency of the high-frequency hot press, and is conducive to the intelligent manufacturing of solid wood furniture.
    Type: Grant
    Filed: March 30, 2023
    Date of Patent: January 2, 2024
    Assignee: Nanjing Forestry University
    Inventors: Baojin Wang, Qi Xu, Peibin Tian, Yun Zhang, Xinqi Zhu, Song Yang, Xinyu Yan, Anqi Wu, Zhibao Chen, Nanfeng Zhu, Sheping Wang, Jintao Shen
  • Patent number: 11862965
    Abstract: The present disclosure provides an electrostatic discharge protection circuit, a chip including a first pad and a second pad. The electrostatic discharge protection circuit includes a trigger unit and a discharge transistor. The trigger unit is connected between the first pad and the second pad, provided with a trigger terminal, and configured to generate a trigger signal when there is an electrostatic pulse on the first pad. The first pad is connected to a first voltage, the second pad is connected to a second voltage, and the first voltage is greater than the second voltage. The discharge transistor has a first terminal connected to the first pad, and a second terminal connected to the second pad, and discharges an electrostatic charge to the second pad when triggered by the trigger signal.
    Type: Grant
    Filed: May 25, 2022
    Date of Patent: January 2, 2024
    Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.
    Inventor: Qi'an Xu
  • Publication number: 20230421500
    Abstract: A content store-and-forward method, apparatus, an electronic apparatus and a storage medium, the method comprising the following steps: receiving an interest packet in a named data network; forwarding the interest packet to a storage node, so that the storage node looks up the corresponding content, and packages the content into a data packet containing the hash value of the name identifier and the corresponding content; receiving the data packet forwarded by the storage node; forwarding the data packet to an interest packet port, wherein the interest packet port is a port that has once received the name identifier corresponding to the content in the data packet; forwarding another data packet to the storage node, so that the storage node parses the hash value and the content of the name identifier in the another data packet, and stores the hash value of the name identifier and the corresponding content.
    Type: Application
    Filed: January 4, 2023
    Publication date: December 28, 2023
    Inventors: Congqi SHEN, Xingchang GUO, Hanguang LUO, Qi XU, Tao ZOU, Ruyun ZHANG