Patents by Inventor Pinhua Zhao

Pinhua Zhao 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).

  • Method and system for removing carbon dioxide from reaction gas, and use thereof
    Patent number: 11958012
    Abstract: The present invention discloses a method for removing carbon dioxide from a reaction gas. The present invention fully utilizes the available heat in each part of the carbon dioxide removal system to reduce external heat exchange, and thereby significantly reduces the carbon dioxide content in the gas returned to the reactor, and also greatly reduces the steam consumption during the regeneration of the rich decarburizing solution. The present invention also discloses a system for removing carbon dioxide from the reaction gas and use thereof.
    Type: Grant
    Filed: September 22, 2021
    Date of Patent: April 16, 2024
    Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, SINOPEC NANJING RESEARCH INSTITUTE OF CHEMICAL INDUSTRY CO., LTD.
    Inventors: Xiangyun Wang, Haitao Li, Ye Zhang, Li Xu, Yunsheng Zhao, Xiaolian Wu, Pinhua Yu
  • Cache method, cache edge server, cache core server, and cache system
    Patent number: 10630530
    Abstract: Embodiments of the present application provide a cache method, the cache method includes: receiving, from the cache core server, information about a Transmission Control Protocol (TCP) flow; determining, according to the information, whether the cache edge server stores content corresponding to the information; sending a migrate-out request to the cache core server based on that the cache edge server stores the content corresponding to the information; receiving a migrate-out response from the cache core server upon the sending of the migrate-out request; performing a TCP connection to user equipment according to the migrate-out response; and reading content corresponding to the connection from storage of the cache edge server according to a byte quantity, sent by the cache core server, of the content, and sending the content to the user equipment.
    Type: Grant
    Filed: June 25, 2017
    Date of Patent: April 21, 2020
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Zanfeng Yang, Tao Song, Xinyu Ge, Pinhua Zhao, Jianzhong Yu, Bo Zhou, Wentao Wang
  • CACHE METHOD, CACHE EDGE SERVER, CACHE CORE SERVER, AND CACHE SYSTEM
    Publication number: 20170295052
    Abstract: Embodiments of the present application provide a cache method, the cache method includes: receiving, from the cache core server, information about a Transmission Control Protocol (TCP) flow; determining, according to the information, whether the cache edge server stores content corresponding to the information; sending a migrate-out request to the cache core server based on that the cache edge server stores the content corresponding to the information; receiving a migrate-out response from the cache core server upon the sending of the migrate-out request; performing a TCP connection to user equipment according to the migrate-out response; and reading content corresponding to the connection from storage of the cache edge server according to a byte quantity, sent by the cache core server, of the content, and sending the content to the user equipment.
    Type: Application
    Filed: June 25, 2017
    Publication date: October 12, 2017
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Zanfeng Yang, Tao Song, Xinyu Ge, Pinhua Zhao, Jianzhong Yu, Bo Zhou, Wentao Wang