Patents by Inventor Jianfeng Zhang

Jianfeng Zhang 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: 10386284
    Abstract: Measuring devices and methods are described for generating microscopic fluorescence and excitation light images of dispersed objects in liquid or gas, and for analyzing the images to determine the volume fractions of dispersed objects and distinguish different types of objects by comparing the images.
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: August 20, 2019
    Inventor: Jianfeng Zhang
  • Publication number: 20190224467
    Abstract: A tubular coupling comprising a first connector comprising a body defining a first passageway portion and a valve area, the valve area comprising a first volume adjacent to an end of the first passageway portion; and a second volume in fluid communication with the first volume; and a first valve disposed in the first volume of the valve area; and a second connector adapted to receive at least a portion of the first connector, the second connector comprising: a body defining a second passageway portion and a valve area, the valve area comprising: a first volume adjacent to an end of the second passageway portion; and a second volume in fluid communication with the first volume; and a second valve disposed in the first volume of the valve area.
    Type: Application
    Filed: January 22, 2019
    Publication date: July 25, 2019
    Inventors: Jianfeng Zhang, Xipeng LIU, Jian L. DING
  • Publication number: 20190215232
    Abstract: This application discloses a method and an apparatus for determining a fault type. The method includes: performing online real-time calculation on operating data generated by each of a plurality of users within a preset period, to obtain an operating feature value corresponding to the operating data generated by each of the plurality of users within the preset period; receiving a fault classification request, where the fault classification request requests to determine a fault type of a fault that is caused for a target user before a target moment; and determining, according to the fault classification request, the fault type of the fault that is caused for the target user before the target moment based on a fault classification model and an operating feature value that is of the target user within at least one preset period.
    Type: Application
    Filed: March 12, 2019
    Publication date: July 11, 2019
    Inventors: Lujia PAN, Caifeng HE, Jianfeng ZHANG
  • Publication number: 20190202993
    Abstract: This disclosure relates to polymerizable silicone compositions, methods for polymerizing such compositions, and to polymerized silicone compositions formed thereby. In one embodiment, a polymerizable composition includes one or more first organosiloxanes or organosilanes, each comprising a plurality of silicon hydride functional groups, one or more second organosiloxanes or organosilanes, each comprising a plurality of reactive heterocycloalkyl functional groups; and one or more third organosiloxanes or organosilanes, each comprising at least about one silicon hydride functional group and at least about one reactive heterocycloalkyl functional group; one or more reactive organic compounds, each comprising at least about one reactive heterocycloalkyl functional group; and an effective amount of a borane catalyst, present, for example, in an amount within the range of 0.
    Type: Application
    Filed: December 30, 2018
    Publication date: July 4, 2019
    Inventors: Jianfeng Zhang, Jian L. Ding, Ying Wang, Xipeng Liu
  • Patent number: 10341136
    Abstract: The invention relates to a method for managing configuration of an industrial internet field broadband bus, the method being applicable to a two-wire data transfer network in which a bus controller and respective bus terminals are synchronized in clock, and the bus controller allocates time slices for the respective bus terminals and the bus controller, so that the bus controller firstly acquires the configuration information, and determines the bus terminal corresponding to the configuration information, and then the bus controller transmits the configuration information to the bus terminal in the time slice occupied by the bus controller, when the bus controller need transmit configuration information to the respective bus terminals, to thereby make the bus terminal perform corresponding configuration operations according to the configuration information.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: July 2, 2019
    Assignee: KYLAND TECHNOLOGY CO., LTD.
    Inventors: Jianfeng Zhang, Zhiwei Yan
  • Publication number: 20190127624
    Abstract: Modified asphalt particles contain asphalt and a modifier. The modifier comprises poly-sulfur and free sulfur. The sulfur element accounts for 10-40 weight percent of the total amount of the modified asphalt particles, and the poly-sulfur accounts for 30-70 weight percent of the total amount of the sulfur element. The total particle size of the modified asphalt particle is smaller than or equal to 150 ?m. The modified asphalt particles have an excellent high temperature performance, and can be used for preparing drilling fluids. Water-in-oil based drilling fluid obtained from the modified asphalt particles has low plastic viscosity, high dynamic shear force, high dynamic plastic ratio, and high emulsion-breaking voltage, and improves the high temperature resistance and cutting carrying capability of a system.
    Type: Application
    Filed: November 1, 2016
    Publication date: May 2, 2019
    Applicants: China Petroleum & Chemical Corporation, Dalian Research Institute of Petroleum and Petrochemicals, SINOPEC CORP.
    Inventors: Li FU, Jiaohe GUO, Hanrong YAO, Shuhua LIU, Jianfeng ZHANG
  • Patent number: 10259751
    Abstract: A tungsten carbide-cubic boron nitride composite material and preparation method thereof mainly includes WC and cBN, wherein the WC powder is coated with Co nano-layer and the cBN powder is coated with SiO2 nano-layer, and hardness and toughness of the composition material can be improved by coating. The method for preparing a tungsten carbide-cubic boron nitride composite material adopts chemical vapor deposition method and high temperature sintering method. First nano-layers were coated on the surface of WC and cBN, and then the bulk materials can be obtained via high-temperature sintering.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: April 16, 2019
    Assignee: Hohai University
    Inventors: Jianfeng Zhang, Yuping Wu, Sheng Hong, Gaiye Li, Wenmin Guo
  • Publication number: 20190092951
    Abstract: The present disclosure relates generally to photocurable compositions and methods for continuously forming a three-dimensional body from these compositions. More particularly, the present disclosure relates to photocurable compositions comprising a mixture of polysiloxanes capable of being dually cured, i.e., first by UV radiation followed by thermal treatment, or being cured by UV radiation. In one aspect, the disclosure provides a photocurable composition, including: a first polysiloxane comprising at least two acrylate or methacrylate groups per molecule; a second polysiloxane containing at least one (e.g., at least two) Si—H group per molecule; a third polysiloxane containing at least one (e.g., at least two) reactive aliphatic ethylene group per molecule; a free radical photoinitiator in an amount of about 0.01 to about 10 weight % based on the total weight of (meth)acrylate-containing polysiloxane in the composition; and a hydrosilylation catalyst in an amount of about 0.
    Type: Application
    Filed: September 26, 2018
    Publication date: March 28, 2019
    Inventors: Lian Wang, Qiaoxi Li, Jianfeng Zhang, Xipeng Liu, Taoran Hui
  • Publication number: 20190046630
    Abstract: The present invention relates to the decontamination of anthrax spores, prophylaxis and treatment of anthrax infections and, more particularly, to compounds that act as specific inhibitors of B. anthracis germination/outgrowth-associated proteins, methods and means for making such inhibitors and their use as pharmaceuticals and/or vaccines. The invention also relates to the prophylaxis and treatment of anthrax infections and, more particularly, to vaccines and compositions that comprise B. anthracis antigens, epitopes, proteins, or nucleic acid molecules, including anthrax protective antigen, anthrax lethal factor, anthrax edema factor and anthrax proteins associated with spore germination and outgrowth, as well as methods and means for making such compositions and their use pharmaceuticals and/or vaccines.
    Type: Application
    Filed: May 14, 2018
    Publication date: February 14, 2019
    Inventors: Chun-Ming Huang, JianFeng Zhang, De-Chu Tang
  • Publication number: 20190031932
    Abstract: This disclosure relates to polymerizable silicone compositions, methods for polymerizing such compositions, and to polymerized silicone compositions formed thereby. In one embodiment, a polymerizable composition includes one or more first organosiloxanes or organosilanes, each comprising a plurality of silicon hydride functional groups, one or more second organosiloxanes or organosilanes, each comprising a plurality of reactive heterocycloalkyl functional groups; and one or more third organosiloxanes or organosilanes, each comprising at least about one silicon hydride functional group and at least about one reactive heterocycloalkyl functional group; and an effective amount of a borane catalyst, present, for example, in an amount within the range of 0.0005 wt % to about 10 wt %, wherein the ratio of reactive heterocycloalkyl functional groups to reactive silicon hydride functional groups in the composition is in the range of 1:5 to 5:1.
    Type: Application
    Filed: October 1, 2018
    Publication date: January 31, 2019
    Inventors: Jianfeng Zhang, Michael J. Tzivanis, Xipeng Liu, Jian L. Ding
  • Patent number: 10169990
    Abstract: Disclosed are a method and system for distributed redundancy control on an intelligent traffic network, the method includes: sending, by each communication control node, messages for electing a primary device to the other communication control nodes, and electing a primary device from the plurality of communication control nodes according to preset priorities of the communication control nodes, and backing up data of the communication control node in the primary device; and sending state detection messages to the other communication control nodes, if a response message of the communication control node to the state detection message indicates that the communication control node cannot control any action of a device served by the communication control node, controlling action of the device served by the communication control node, and adjusting control intervals of time of signaling lamps at junctions corresponding to the communication control nodes in a redundant network according to traffic flows.
    Type: Grant
    Filed: February 15, 2016
    Date of Patent: January 1, 2019
    Assignee: KYLAND TECHNOLOGY CO., LTD.
    Inventors: Ping Li, Jianfeng Zhang
  • Patent number: 10164785
    Abstract: The invention discloses a method for implementing a real-time industrial internet field broadband bus, the method including: determining, by a bus controller, the number of bus terminals connected therewith; and allocating, by the bus controller, time slices for the bus terminals according to the number of bus terminals, and transmitting, by the bus controller, the time slices to the bus terminals so that the bus terminals operate in the allocated time slices. Moreover data are transmitted in the bus system by removing Ethernet/IP message header information to thereby reduce the length of the message, and shorten a transmission delay and a bus scan periodicity so as to improve the real-time characteristic of the bus system.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: December 25, 2018
    Assignee: KYLAND TECHNOLOGY CO., LTD.
    Inventors: Jianfeng Zhang, Zhiwei Yan
  • Patent number: 10164790
    Abstract: The invention relates to a method for implementing an industry internet field broadband bus, and in the method according to the invention, a bus controller and respective bus terminals transmit data in their respective time slices to thereby ensure timely and temporally determinist data transmission. Thus the embodiments of the invention implement a high-performance, highly reliable, and highly real-time method for implementing an industry internet field broadband bus. Moreover a transmission medium of the two-wire data transmission network can be a twisted pair or a shielded twisted pair so that the method according to the embodiment of the invention can be applicable to a traditional industry control facility using a bus, and thus can be highly universally applicable.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: December 25, 2018
    Assignee: KYLAND TECHNOLOGY CO., LTD.
    Inventors: Jianfeng Zhang, Zhiwei Yan
  • Patent number: 10112874
    Abstract: The present invention discloses a method for uniformly coating metal nanoparticles without a carbon impurity on an oxide ceramic powder surface, which includes the steps of putting grinded and mixed a metal organic material and oxide ceramic powder into a rotational reaction chamber, then bubbling oxidizing gas under a rotational and heating condition to oxidize the metal organic material into a metal oxide, and finally bubbling reducing gas to reduce the metal oxide into nanoparticles in a metallic state, so as to implement the uniform coating of the nanoparticles in the metallic state, and avoid coarsening and growing problems of nanoparticles led by a long-term coating reaction under a high temperature. The present invention has a simple method and a short preparation period, and the metal nanoparticles prepared are uniformly dispersed and have wide application prospects in multiple fields like catalytic materials and conductive ceramics.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: October 30, 2018
    Assignee: Hohai University
    Inventors: Jianfeng Zhang, Yuping Wu, Sheng Hong, Gaiye Li, Wenmin Guo
  • Patent number: 10106412
    Abstract: A method for preparation of a high-density hexagonal boron nitride (hBN) ceramic material is disclosed. According to the method, the surface of hBN powder is coated with an evenly-dispersed SiO2 nanoparticle layer using tetraethyl orthosilicate as a precursor, and then the high-density hBN ceramic material is obtained by pressureless sintering. The relative density of the prepared hBN ceramic material is over 80%.
    Type: Grant
    Filed: August 14, 2014
    Date of Patent: October 23, 2018
    Assignee: HOHAI UNIVERSITY
    Inventors: Jianfeng Zhang, Yuping Wu, Gaiye Li, Sheng Hong, Wenmin Guo
  • Publication number: 20180255470
    Abstract: A method includes determining signaling sequence data of a user according to signaling plane data of the user, the signaling plane data of the user includes N pieces of signaling data and a timestamp of each of the N pieces of signaling data, and each of the N pieces of signaling data includes a signaling type, determining a first probability value of occurrence of a first network event according to the signaling sequence data of the user and a first supervised prediction model, determining a second probability value of occurrence of the first network event according to expert feature data of the user and a second supervised prediction model, the expert feature data of the user represents a value of at least one preset feature of the user, and determining a predicted occurrence probability of the first network event according to the first probability value and the second probability value.
    Type: Application
    Filed: May 7, 2018
    Publication date: September 6, 2018
    Inventor: Jianfeng Zhang
  • Patent number: 10055033
    Abstract: An active capacitive stylus and methods for touch detection and feedback actuation thereof are disclosed. The active capacitive stylus includes a conductive tip, a signal processing module and a capacitor. The conductive tip is configured to detect a touch-screen actuation signal emitted from a touch screen and to transfer a feedback actuation signal output from the signal processing module. The signal processing module is configured to process the touch-screen actuation signal received by the conductive tip and to synchronously produce the feedback actuation signal. The capacitor is disposed between the conductive tip and the signal processing module and is configured to couple the touch-screen actuation signal obtained by the conductive tip to an input of the signal processing module during the detection and to isolate the feedback actuation signal during the feedback actuation. It is achievable to accurately determine the position of the conductive tip of the active capacitive stylus.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: August 21, 2018
    Assignees: SHANGHAI YISHANG INFORMATION TECHNOLOGY CO., LTD., IPEN TECHNOLOGY LIMITED
    Inventors: Jianfeng Zhang, Xitian Zhou
  • Publication number: 20180179070
    Abstract: The present invention discloses a preparation method of a sulfonated two-dimensional titanium carbide nanosheet, which comprises the following steps of preparing two-dimensional titanium carbide by using aluminum atomic layers in hydrofluoric acid chemical stripping layer-shaped titanium aluminum carbide; preparing sulfanilic acid diazosalt; conducting a sulfonation reaction between the two-dimensional titanium carbide and the sulfanilic acid diazosalt to prepare the sulfonated two-dimensional titanium carbide nanosheet. The sulfonated two-dimensional titanium carbide nano material prepared through the present invention has good dispersity in water and common organic solvents, and a single-layer or few-layer sulfonated two-dimensional titanium carbide nanosheet with large size and high quality can be obtained after ultrasonic treatment is performed on a dispersion liquid.
    Type: Application
    Filed: May 6, 2016
    Publication date: June 28, 2018
    Inventors: Jianfeng Zhang, Hongbing Wang, Yuping Wu, Xin Zhang
  • Publication number: 20180169625
    Abstract: A preparation method of an alumina-carbon nano tube composite powder material includes the steps of using an organometallic precursor as a raw material, using metal nanoparticles formed on the surface of the alumina powder as a catalyst, and simultaneously feeding a carbonaceous gas such as methane and acetylene, so as to grow a carbon nano tube in situ, and obtain an alumina-metal nanoparticle-carbon nano tube composite powder material through a chemical vapor deposition method under a temperature condition of 400 to 800° C. Through changing various parameters such as the weight of the organic raw material, the flow or constituent of reactant gases and reaction temperature, the decomposition of the organic raw material and the generation of the metal nanoparticles and the carbon nano tube are adjusted, and the size and the microstructure of the powder are controlled.
    Type: Application
    Filed: May 6, 2016
    Publication date: June 21, 2018
    Inventors: Jianfeng Zhang, Yunyi Liu, Gaiye Li, Yilin Su, Xiao Liang, Yuna Wu, Yuping Wu
  • Publication number: 20180171143
    Abstract: A silicone-based composition includes a silicone polymer and at least one acid neutralizer, wherein the silicone-based composition has a pH of at least about 5 after at least one dose of irradiation, when measured by a pH meter.
    Type: Application
    Filed: December 19, 2017
    Publication date: June 21, 2018
    Inventors: Jianfeng ZHANG, Brian J. Ward, Michael J. Tzivanis, Xipeng Liu, Alban Letailleur, Jian L. Ding