Patents Assigned to HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
  • Patent number: 11845672
    Abstract: Disclosed are an alumina-based heterojunction material with abundant oxygen vacancies and a preparation method thereof. The heterojunction material is composed of alumina with abundant oxygen vacancies and bismuth-rich bismuth oxychloride. The method includes mixing aluminum nitrate nonahydrate, bismuth nitrate pentahydrate, an ammonium salt and urea, each in certain amount, under stirring to obtain a mixture B, placing the mixture B in a muffle furnace, heating the mixture B and continuing the stirring to gradually melt the mixture B to form an ionic liquid B; and subjecting the ionic liquid B to a spontaneous combustion reaction in the muffle furnace to obtain a product B, and cooling the product B to room temperature to obtain the alumina-based heterojunction material with abundant oxygen vacancies.
    Type: Grant
    Filed: July 15, 2022
    Date of Patent: December 19, 2023
    Assignee: HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Fa-tang Li, Qi Li, Shao-qiang Li, Ying Liu, Rui-hong Liu
  • Patent number: 11535544
    Abstract: A device for treatment of organic waste includes a heating unit, a hydrolysis tank, a regulating tank, an aerobic fermentation reactor, an organic waste feeder, an aerobe feeder, a delivery mechanism, a deodorization unit, and an air distributor. The hydrolysis tank is connected to the regulating tank, and the regulating tank is connected to the aerobic fermentation reactor. The delivery mechanism is disposed between the regulating tank and the aerobic fermentation reactor. The heating unit is connected to the hydrolysis tank and is configured to heat an organic material in the hydrolysis tank. The organic waste feeder and the aerobe feeder are connected to the regulating tank. The deodorization unit is disposed on and connected to the aerobic fermentation reactor. The air distributor is disposed in the aerobic fermentation reactor and is configured to provide oxygen to the aerobic fermentation reactor.
    Type: Grant
    Filed: November 29, 2020
    Date of Patent: December 27, 2022
    Assignee: HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Zaixing Li, Jun Ma, Xiaosha Wu, Yali Huang, Xuebin Han, Xue Qin, Shuang Liu
  • Patent number: 11365142
    Abstract: A biological filler includes an embedding agent and an embedded complex. The embedded complex includes a scallop shell powder, 1,5-dihydroxyanthraquinone, and Thiobacillus denitrificans. The embedding agent includes a poly(vinyl alcohol)-sodium alginate blend membrane and a crosslinked composite membrane. The embedded complex is embedded by the embedded agent.
    Type: Grant
    Filed: December 1, 2020
    Date of Patent: June 21, 2022
    Assignee: HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Zaixing Li, Yanfang Liu, Xiaoshuai Liu, Xin Yue, Jianwei Lyu, Yongtao Lyu, Fan Zhang, Xuebin Han
  • Patent number: 10626079
    Abstract: Disclosed is a method for preparing high-quality anhydrous choline halide single crystal and its derivatives. The single crystal product has good stability of light and heat. It also has the advantages of moisture resistant, deliquescent resistance and is not easy to agglomerate. The method is simple in operation. The solvent used in the process is difficult to volatilize and can be recycled.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: April 21, 2020
    Assignee: HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Erhong Duan, Shaohan Lian, Zidan Chen, Hongwei Ren, Hua Sun, Jianrui Niu
  • Patent number: 10590377
    Abstract: A multi-function cooling and thermo-sensitive rack includes horizontal bars, a base, positioning holes, connectors, a lateral frame, connecting holes, a temperature-displaying prompter, and N temperature sensors. The lateral frame and the base are connected through the connectors. The lateral frame and the base have their surfaces facing each other symmetrically provided with plural connecting holes thereon. The horizontal bars have two ends thereof received in the corresponding symmetrical connecting holes. The positioning holes are distributed over the surface of the base. The N temperature sensors have output ends thereof for outputting sensing signals connected with input ends of the temperature-displaying prompter for inputting the N temperature-sensing signals. The present invention is applied to apparatuses used in microbiology experiment.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: March 17, 2020
    Assignee: HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Xiaohui Zhou, Le Xu, Jun Liu, Hao Liu
  • Patent number: 10273443
    Abstract: A multi-function cooling and thermo-sensitive rack includes horizontal bars, a base, positioning holes, connectors, a lateral frame, connecting holes, a temperature-displaying prompter, and N temperature sensors. The lateral frame and the base are connected through the connectors. The lateral frame and the base have their surfaces facing each other symmetrically provided with plural connecting holes thereon. The horizontal bars have two ends thereof received in the corresponding symmetrical connecting holes. The positioning holes are distributed over the surface of the base. The N temperature sensors have output ends thereof for outputting sensing signals connected with input ends of the temperature-displaying prompter for inputting the N temperature-sensing signals. The present invention is applied to apparatuses used in microbiology experiment.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: April 30, 2019
    Assignee: HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Xiaohui Zhou, Le Xu, Jun Liu, Hao Liu
  • Publication number: 20180155670
    Abstract: A multi-function cooling and thermo-sensitive rack includes horizontal bars, a base, positioning holes, connectors, a lateral frame, connecting holes, a temperature-displaying prompter, and N temperature sensors. The lateral frame and the base are connected through the connectors. The lateral frame and the base have their surfaces facing each other symmetrically provided with plural connecting holes thereon. The horizontal bars have two ends thereof received in the corresponding symmetrical connecting holes. The positioning holes are distributed over the surface of the base. The N temperature sensors have output ends thereof for outputting sensing signals connected with input ends of the temperature-displaying prompter for inputting the N temperature-sensing signals. The present invention is applied to apparatuses used in microbiology experiment.
    Type: Application
    Filed: January 29, 2018
    Publication date: June 7, 2018
    Applicant: HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Xiaohui Zhou, Le Xu, Jun Liu, Hao Liu
  • Publication number: 20180148678
    Abstract: A multi-function cooling and thermo-sensitive rack includes horizontal bars, a base, positioning holes, connectors, a lateral frame, connecting holes, a temperature-displaying prompter, and N temperature sensors. The lateral frame and the base are connected through the connectors. The lateral frame and the base have their surfaces facing each other symmetrically provided with plural connecting holes thereon. The horizontal bars have two ends thereof received in the corresponding symmetrical connecting holes. The positioning holes are distributed over the surface of the base. The N temperature sensors have output ends thereof for outputting sensing signals connected with input ends of the temperature-displaying prompter for inputting the N temperature-sensing signals. The present invention is applied to apparatuses used in microbiology experiment.
    Type: Application
    Filed: January 29, 2018
    Publication date: May 31, 2018
    Applicant: HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Xiaohui Zhou, Le Xu, Jun Liu, Hao Liu
  • Patent number: 9914904
    Abstract: A multi-function cooling and thermo-sensitive rack includes horizontal bars, a base, positioning holes, connectors, a lateral frame, connecting holes, a temperature-displaying prompter, and N temperature sensors. The lateral frame and the base are connected through the connectors. The lateral frame and the base have their surfaces facing each other symmetrically provided with plural connecting holes thereon. The horizontal bars have two ends thereof received in the corresponding symmetrical connecting holes. The positioning holes are distributed over the surface of the base. The N temperature sensors have output ends thereof for outputting sensing signals connected with input ends of the temperature-displaying prompter for inputting the N temperature-sensing signals. The present invention is applied to apparatuses used in microbiology experiment.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: March 13, 2018
    Assignee: HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Xiaohui Zhou, Le Xu, Jun Liu, Hao Liu
  • Patent number: 9452232
    Abstract: An assembled sterilization rack for sterile experiment relates to supporting devices used in experiment involving culture of microorganisms and/or cells. The rack includes a lateral frame, retaining wires, connectors, a base frame, heat resistant rods, connecting rings, a temperature-displaying control unit, and N temperature sensors. The lateral frame and the base frame are connected through the connectors. The lateral frame and the base frame have their surfaces facing each other provided with a plurality of retaining wires. The rods have two ends mounted on the symmetrically arranged retaining wires, respectively. The base frame has its upper surface provided with a plurality of connecting rings. The rods have the two ends received in the symmetrically arranged connecting rings, respectively. The temperature sensors are connected with the temperature-displaying control unit.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: September 27, 2016
    Assignee: HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Xiaohui Zhou, Le Xu, Jun Liu, Hao Liu
  • Publication number: 20150361389
    Abstract: A multi-function cooling and thermo-sensitive rack includes horizontal bars, a base, positioning holes, connectors, a lateral frame, connecting holes, a temperature-displaying prompter, and N temperature sensors. The lateral frame and the base are connected through the connectors. The lateral frame and the base have their surfaces facing each other symmetrically provided with plural connecting holes thereon. The horizontal bars have two ends thereof received in the corresponding symmetrical connecting holes. The positioning holes are distributed over the surface of the base. The N temperature sensors have output ends thereof for outputting sensing signals connected with input ends of the temperature-displaying prompter for inputting the N temperature-sensing signals. The present invention is applied to apparatuses used in microbiology experiment.
    Type: Application
    Filed: August 20, 2015
    Publication date: December 17, 2015
    Applicant: HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Xiaohui Zhou, Le Xu, Jun Liu, Hao Liu
  • Publication number: 20150352239
    Abstract: An assembled sterilization rack for sterile experiment relates to supporting devices used in experiment involving culture of microorganisms and/or cells. The rack includes a lateral frame, retaining wires, connectors, a base frame, heat resistant rods, connecting rings, a temperature-displaying control unit, and N temperature sensors. The lateral frame and the base frame are connected through the connectors. The lateral frame and the base frame have their surfaces facing each other provided with a plurality of retaining wires. The rods have two ends mounted on the symmetrically arranged retaining wires, respectively. The base frame has its upper surface provided with a plurality of connecting rings. The rods have the two ends received in the symmetrically arranged connecting rings, respectively. The temperature sensors are connected with the temperature-displaying control unit.
    Type: Application
    Filed: August 20, 2015
    Publication date: December 10, 2015
    Applicant: HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Xiaohui Zhou, Le Xu, Jun Liu, Hao Liu