Patents by Inventor Weiwei HAO

Weiwei HAO 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).

  • Patent number: 11060009
    Abstract: A filtrate reducer for temperature-resistant calcium-resistant water-based drilling fluid used in oil and gas reservoir protection, a drilling fluid, and uses of the filtrate reducer and the drilling fluid are described. The filtrate reducer contains structural units represented by formulas (1), (2), and (3) herein. The water-based drilling fluid contains the filtrate reducer, and exhibits good inhibitive, rheological, filtrate reducing, and reservoir protection performance when it is applied in the drilling process in a high-temperature high-calcium deep salt-gypsum formation.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: July 13, 2021
    Assignees: CNPC ENGINEERING TECHNOLOGY R&D COMPANY LIMITED, CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
    Inventors: Yuping Yang, Jingping Liu, Ying Wang, Long Li, Yan Zhang, Yushuang Liu, Pingliang Fang, Weiwei Hao, Wei Zhang
  • Publication number: 20200115612
    Abstract: The present invention relates to the technical field of petroleum and natural gas well drilling, and discloses a filtrate reducer for temperature-resistant calcium-resistant water-based drilling fluid used in oil and gas reservoir protection, a drilling fluid, and uses of the filtrate reducer and the drilling fluid. The filtrate reducer for temperature-resistant calcium-resistant water-based drilling fluid used in oil and gas reservoir protection contains structural units represented by formula (1), structural units represented by formula (2), and structural units represented by formula (3), wherein the mass ratio of the structural units represented by formula (1) to the structural units represented by formula (2) to the structural units represented by formula (3) is (0.1-0.2):1:(0.05-0.1), and the number-average molecular weight of the filtrate reducer is 10,000-100,000.
    Type: Application
    Filed: November 20, 2018
    Publication date: April 16, 2020
    Applicants: CNPC Engineering Technology R&D Company Limited, China University of Petroleum (East China)
    Inventors: Yuping Yang, Jingping Liu, Ying Wang, Long Li, Yan Zhang, Yushuang Liu, Pingliang Fang, Weiwei Hao, Wei Zhang
  • Patent number: 10511601
    Abstract: A security control method for a social network user, a social application device and a terminal are provided. The method includes: when information is exchanged between users, a local-end social application acquires the security control authority of a local-end user set by an opposite-end user, and the local-end social application controls, according to the security control authority of the local-end user, the copying operation and the screen capturing operation of the local-end user on the information exchanged.
    Type: Grant
    Filed: November 13, 2014
    Date of Patent: December 17, 2019
    Assignee: ZTE CORPORATION
    Inventors: Wei Huang, Haifei Wang, Weiwei Hao
  • Patent number: 10317470
    Abstract: A method and device for displaying SOC of a battery, and electronic equipment are provided. The method includes: an initial voltage and initial SOC of the battery are acquired; a current voltage and current SOC of the battery in a current state are acquired after charging or discharging the battery for a preset time; and if the ratio of the current voltage to the initial voltage meets a first preset condition and the ratio of the current SOC to the initial SOC meets a second preset condition, the current voltage and the current SOC are displayed.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: June 11, 2019
    Assignee: ZTE CORPORATION
    Inventors: Mingming Dou, Wen Li, Weiwei Hao
  • Patent number: 9992408
    Abstract: Embodiments of the present invention provide a photographing processing method, a device and a computer storage medium. The method includes: receiving at least one instruction for selecting at least one object to be removed in a live view image according to a preset order; acquiring a live view image with selected object to be removed; and removing the at least one object to be removed in the live view image with selected object to be removed sequentially according to the preset order to obtain a photograph.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: June 5, 2018
    Assignee: ZTE Corporation
    Inventors: Fan Zhou, Qi Zhang, Weiwei Hao
  • Publication number: 20170285112
    Abstract: A method and device for displaying SOC of a battery, and electronic equipment are provided. The method includes: an initial voltage and initial SOC of the battery are acquired; a current voltage and current SOC of the battery in a current state are acquired after charging or discharging the battery for a preset time; and if the ratio of the current voltage to the initial voltage meets a first preset condition and the ratio of the current SOC to the initial SOC meets a second preset condition, the current voltage and the current SOC are displayed.
    Type: Application
    Filed: November 12, 2014
    Publication date: October 5, 2017
    Inventors: Mingming DOU, Wen LI, Weiwei HAO
  • Publication number: 20170264614
    Abstract: A security control method for a social network user, a social application device and a terminal are provided. The method includes: when information is exchanged between users, a local-end social application acquires the security control authority of a local-end user set by an opposite-end user, and the local-end social application controls, according to the security control authority of the local-end user, the copying operation and the screen capturing operation of the local-end user on the information exchanged.
    Type: Application
    Filed: November 13, 2014
    Publication date: September 14, 2017
    Applicant: ZTE Corporation
    Inventors: Wei HUANG, Haifei WANG, Weiwei HAO
  • Publication number: 20160323505
    Abstract: Embodiments of the present invention provide a photographing processing method, a device and a computer storage medium. The method includes: receiving at least one instruction for selecting at least one object to be removed in a live view image according to a preset order; acquiring a live view image with selected object to be removed; and removing the at least one object to be removed in the live view image with selected object to be removed sequentially according to the preset order to obtain a photograph.
    Type: Application
    Filed: May 15, 2014
    Publication date: November 3, 2016
    Applicant: ZTE CORPORATION
    Inventors: Fan ZHOU, Qi ZHANG, Weiwei HAO