Patents by Inventor Xiangdong Hu

Xiangdong Hu 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).

  • LIQUID NITROGEN DIRECT INJECTION AND LOW-TEMPERATURE FOAMING INTELLIGENT FILLING SYSTEM BASED ON MINE FIRE AREA CHARACTERISTICS AND APPLICATION METHOD
    Publication number: 20240125234
    Abstract: The present invention relates to the technical field of mine fire prevention and extinguishing, in particular to a liquid nitrogen direct injection and low-temperature foaming intelligent filling system based on mine fire area characteristics and an application method, comprising a liquid nitrogen storage tank, a liquid nitrogen direct injection system and a low-temperature foaming system, wherein the liquid nitrogen storage tank communicates with a liquid nitrogen pressurizing device through a main pipeline; a temperature control unit is arranged on the main pipeline; and the liquid nitrogen pressurizing device is connected with the liquid nitrogen direct injection system and the low-temperature foaming system, respectively, liquid nitrogen is directly injected into a foam liquid, to prepare a low-temperature foam type fire preventing and extinguishing material by means of forced convection, membrane boiling, explosion boiling and nucleate boiling between the liquid nitrogen and water.
    Type: Application
    Filed: December 7, 2023
    Publication date: April 18, 2024
    Inventors: Xiangming HU, Di XUE, Yong ZHOU, Kuibin WU, Wei WANG, Lin ZHU, Peng LI, Xiangdong YAO, Weidong WANG, Wenqi SHAO, Chuncheng CAI, Fusheng WANG, Liwen GUO
  • Beta-lactamase inhibitor
    Patent number: 10479805
    Abstract: A beta-lactamase inhibitor having a formula (I). Also provided is a method of using the beta-lactamase inhibitor for prevention or treatment of diseases.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: November 19, 2019
    Assignee: WUHAN VISION PHARMACEUTICAL TECHNOLOGY CO., LTD.
    Inventors: Shiping Wu, Hongyu Xu, Xiangdong Hu
  • BETA-LACTAMASE INHIBITOR
    Publication number: 20190048027
    Abstract: A beta-lactamase inhibitor having a formula (I). Also provided is a method of using the beta-lactamase inhibitor for prevention or treatment of diseases.
    Type: Application
    Filed: October 19, 2018
    Publication date: February 14, 2019
    Inventors: Shiping WU, Hongyu XU, Xiangdong HU
  • Acylsulfonamides and processes for producing the same
    Patent number: 8524947
    Abstract: The present disclosure relates to acylsulfonamides and processes for their preparation. The processes involve a target-guided synthesis approach, whereby a thioacid and a sulfonyl azide are reacted in the presence of a biological target protein, a Bcl-2 family protein, to form the acylsulfonamide.
    Type: Grant
    Filed: February 23, 2009
    Date of Patent: September 3, 2013
    Assignees: University of South Florida, H. Lee Moffitt Cancer Center and Research Institute, Inc.
    Inventors: Hong-Gang Wang, Roman Manetsch, Xiangdong Hu, Sameer Kulkarni, Jiazhi Sun