Patents by Inventor Linxi YANG

Linxi YANG 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).

  • Minimum miscible pressure prediction method for CO-crude oil system considering reservoir well spacing
    Patent number: 12498361
    Abstract: A minimum miscible pressure prediction method for a CO2-crude oil system considering reservoir well spacing is provided, including: obtaining characteristic parameters of each component of crude oil; based on the characteristic parameters of each component of the crude oil, obtaining corresponding bubble point or dew point pressures, as well as corresponding oil-gas interfacial tension, oil phase and gas phase densities, and viscosities under different injected gas contents; based on the corresponding bubble point or dew point pressures, as well as the corresponding oil-gas interfacial tension, oil phase and gas phase densities, and viscosities under different injected gas contents, constructing a minimum miscible pressure prediction model for the CO2-crude oil system considering the reservoir well spacing; and based on the minimum miscible pressure prediction model for the CO2-crude oil system considering the reservoir well spacing, obtaining minimum miscible pressure values for the CO2-crude oil system unde
    Type: Grant
    Filed: February 28, 2025
    Date of Patent: December 16, 2025
    Assignee: CHINA UNIVERSITY OF PETROLEUM (Beijing)
    Inventors: Hao Chen, Xiliang Liu, Borui Li, Yang Li, Weiming Cheng, Xiaofeng Tian, Xianhong Tan, Lijun Zhang, Renfeng Yang, Mingsheng Zuo, Baoxi Yang, Ruwei Zhang, Zhizhen Lin, Qiuting Li, Xinyu Qi, Feng Luo, Linxi Yang, Pengbo Li, Wen Liu
  • Method and system for optimization of development by carbon dioxide injection based on incomplete miscibility characteristics
    Patent number: 12492623
    Abstract: A method and a system for optimization of development by carbon dioxide injection based on incomplete miscibility characteristics are provided, where the method includes following steps: building a three-dimensional reservoir model based on laboratory experiments and reservoir values, where the three-dimensional reservoir model includes: a fluid model and a reservoir model; based on the three-dimensional reservoir model, obtaining incomplete miscibility characteristics of reservoir development by carbon dioxide injection; and completing whole life cycle optimization development of carbon dioxide injection based on the incomplete miscibility characteristics.
    Type: Grant
    Filed: February 28, 2025
    Date of Patent: December 9, 2025
    Assignee: China University of Petroleum (Beijing)
    Inventors: Hao Chen, Xiliang Liu, Borui Li, Weiming Cheng, Qing Chang, Ruwei Zhang, Zhizhen Lin, Mingsheng Zuo, Baoxi Yang, Xinyu Qi, Feng Luo, Linxi Yang, Wen Liu, Pengbo Li
  • METHOD AND SYSTEM FOR OPTIMIZATION OF DEVELOPMENT BY CARBON DIOXIDE INJECTION BASED ON INCOMPLETE MISCIBILITY CHARACTERISTICS
    Publication number: 20250297539
    Abstract: A method and a system for optimization of development by carbon dioxide injection based on incomplete miscibility characteristics are provided, where the method includes following steps: building a three-dimensional reservoir model based on laboratory experiments and reservoir values, where the three-dimensional reservoir model includes: a fluid model and a reservoir model; based on the three-dimensional reservoir model, obtaining incomplete miscibility characteristics of reservoir development by carbon dioxide injection; and completing whole life cycle optimization development of carbon dioxide injection based on the incomplete miscibility characteristics.
    Type: Application
    Filed: February 28, 2025
    Publication date: September 25, 2025
    Applicant: China University of Petroleum (Beijing)
    Inventors: Hao CHEN, Xiliang LIU, Borui LI, Weiming CHENG, Qing CHANG, Ruwei ZHANG, Zhizhen LIN, Mingsheng ZUO, Baoxi YANG, Xinyu QI, Feng LUO, Linxi YANG, Wen LIU, Pengbo LI
  • MINIMUM MISCIBLE PRESSURE PREDICTION METHOD FOR CO2-CRUDE OIL SYSTEM CONSIDERING RESERVOIR WELL SPACING
    Publication number: 20250277780
    Abstract: A minimum miscible pressure prediction method for a CO2-crude oil system considering reservoir well spacing is provided, including: obtaining characteristic parameters of each component of crude oil; based on the characteristic parameters of each component of the crude oil, obtaining corresponding bubble point or dew point pressures, as well as corresponding oil-gas interfacial tension, oil phase and gas phase densities, and viscosities under different injected gas contents; based on the corresponding bubble point or dew point pressures, as well as the corresponding oil-gas interfacial tension, oil phase and gas phase densities, and viscosities under different injected gas contents, constructing a minimum miscible pressure prediction model for the CO2-crude oil system considering the reservoir well spacing; and based on the minimum miscible pressure prediction model for the CO2-crude oil system considering the reservoir well spacing, obtaining minimum miscible pressure values for the CO2-crude oil system unde
    Type: Application
    Filed: February 28, 2025
    Publication date: September 4, 2025
    Inventors: Hao CHEN, Xiliang LIU, Borui LI, Yang LI, Weiming CHENG, Xiaofeng TIAN, Xianhong TAN, Lijun ZHANG, Renfeng YANG, Mingsheng ZUO, Baoxi YANG, Ruwei ZHANG, Zhizhen LIN, Qiuting LI, Xinyu QI, Feng LUO, Linxi YANG, Pengbo LI, Wen LIU
  • Combined apparatus for experimentation on different storage modes of carbon dioxide and method thereof
    Patent number: 12123821
    Abstract: The present disclosure discloses a combined apparatus for experimentation on different storage modes of carbon dioxide, which comprises a displacement device, a storage reaction device and a measuring device, wherein the displacement device comprises a displacement pump, and an intermediate oil-water container and an intermediate carbon dioxide container that are arranged in parallel, the displacement pump is connected to a first end of the parallel connection of the intermediate oil-water container and the intermediate carbon dioxide container, and an inlet end of the storage reaction device is connected to a second end of the parallel connection of the intermediate oil-water container and the intermediate carbon dioxide container; the measuring device comprises a weigher, a first pressure detector, a gas-liquid separator, a gas meter and a mineral analyzer, wherein the first pressure detector is arranged in the intermediate oil-water container, and the gas-liquid separator is connected to the outlet end of
    Type: Grant
    Filed: December 12, 2023
    Date of Patent: October 22, 2024
    Assignee: CHINA UNIVERSITY OF PETROLEUM (BEIJING)
    Inventors: Hao Chen, Xiliang Liu, Weiming Cheng, Mingsheng Zuo, Borui Li, Baoxi Yang, Yi Wu, Haipeng Liu, Xinyu Qi, Feng Luo, Linxi Yang, Wen Liu, Pengbo Li
  • COMBINED APPARATUS FOR EXPERIMENTATION ON DIFFERENT STORAGE MODES OF CARBON DIOXIDE AND METHOD THEREOF
    Publication number: 20240264065
    Abstract: The present disclosure discloses a combined apparatus for experimentation on different storage modes of carbon dioxide, which comprises a displacement device, a storage reaction device and a measuring device, wherein the displacement device comprises a displacement pump, and an intermediate oil-water container and an intermediate carbon dioxide container that are arranged in parallel, the displacement pump is connected to a first end of the parallel connection of the intermediate oil-water container and the intermediate carbon dioxide container, and an inlet end of the storage reaction device is connected to a second end of the parallel connection of the intermediate oil-water container and the intermediate carbon dioxide container; the measuring device comprises a weigher, a first pressure detector, a gas-liquid separator, a gas meter and a mineral analyzer, wherein the first pressure detector is arranged in the intermediate oil-water container, and the gas-liquid separator is connected to the outlet end of
    Type: Application
    Filed: December 12, 2023
    Publication date: August 8, 2024
    Applicant: China University of Petroleum (Beijing)
    Inventors: Hao CHEN, Xiliang LIU, Weiming CHENG, Mingsheng ZUO, Borui LI, Baoxi YANG, Yi WU, Haipeng LIU, Xinyu QI, Feng LUO, Linxi YANG, Wen LIU, Pengbo LI