306 patents
Page 6 of 16
Utility
Low Sulfur Diesel Blockage Inhibitor, Preparation Method Therefor and Use Thereof
9 Feb 23
Lanpeng LI, Changhai CAO, Jin CHENG, Xiuzheng LI, Yidi WANG
Filed: 31 Dec 19
Utility
Production System and Method for Insoluble Sulfur
2 Feb 23
A production system for insoluble sulfur includes a polymeric kettle having a first discharge port and a quench tower (200) having a feed port.
Yong ZHOU, Changjian LIAO, Fanfei MENG, Zhiyu LIU, Haibo WANG, Ping JIN, Jinling DAI, Ping LIU, Yong PIAO
Filed: 28 Dec 20
Utility
DLM-1 Molecular Sieve, Process for Preparing the Same, and Use Thereof
26 Jan 23
A DLM-1 molecular sieve, a process for preparing the molecular sieve, and use thereof in treating an organic substance are provided.
Zhaoji TANG, Hongfei FAN
Filed: 24 Dec 20
Utility
Gas Distribution Plate, Fluidizing Device and Reaction Method
26 Jan 23
Disclosed is a gas distribution plate, comprising a metal plate, central openings and peripheral openings, wherein a ratio D1/D1′ of the aperture diameter D1 (expressed in a unit of mm) of the central opening to the aperture diameter D1′ (expressed in a unit of mm) of the peripheral opening satisfies the relation of 1.10≥D1/D1′>1.00.
Le ZHAO, Lianghua WU
Filed: 18 Nov 20
Utility
Well Drilling Tool And Method For Determining Parameter Thereof
19 Jan 23
Haiping ZHANG, Yanbin ZANG, Guangjun MA, Jiachang WANG, Mingguang SUN, Xinghua TAO, Lingchao XUAN, Xiaodan LIU, Renlong ZHANG
Filed: 11 Sep 20
Utility
Ester Compound and Preparation Method Therefor and Uses Thereof
12 Jan 23
An ester compound which can be used as the additive of the lubricating oil or the base oil of the lubricating oil, and a process for preparing the same and use thereof are provided.
Yao ZHANG, Kun YU, Ruiyun MAO, Qinghua DUAN, Yong LI
Filed: 23 Oct 20
Utility
Amino-imine Metal Complex and Preparation Method Therefor and Application Thereof
5 Jan 23
Rong GAO, Jingjing LAI, Zifang GUO, Qingqiang GOU, Junling ZHOU, Xiaofan ZHANG, Dongbing LIU, Jie LIN, Xinyang LI, Junhui ZHANG, Yuanning GU, Yan LI, Jingyan AN, Hui ZHAO
Filed: 30 Oct 20
Utility
Well Drilling Acceleration Tool
5 Jan 23
A speed-enhancing drilling tool includes an upstream drill string (10), which has a drive motor and a first driving rod coupled therewith, a downstream drilling bit; and a percussive device connected between the upstream drilling string and the downstream drilling bit.
Haiping ZHANG, Shidong DING, Mingguang SUN, Jiachang WANG, Yanbin ZANG, Xinghua TAO, Lishuang WANG, Xiaodan LIU, Lingchao XUAN, Renlong ZHANG
Filed: 11 Sep 20
Utility
Drilling Speed Increasing Device
5 Jan 23
A drilling speed-enhancing device has an outer cylinder; a rotary main shaft arranged in an inner chamber of the outer cylinder and configured to rotate around its own axis; an output main shaft arranged below the rotary main shaft and configured to be driven by the rotary main shaft to rotate around its own axis, a lower end of the output main shaft extending out of the inner chamber of the outer cylinder for connecting with a drilling bit of a dual-drive drilling tool; and a percussion generator arranged between the output main shaft and the outer cylinder.
Jiachang WANG, Haiping ZHANG, Yanbin ZANG, Mingguang SUN, Guangjun MA, Lishuang WANG, Lingchao XUAN, Xiaodan LIU, Renlong ZHANG
Filed: 11 Sep 20
Utility
Gas-liquid Bubbling Bed Reactor, Reaction System, and Process for Synthesizing Carbonate Ester
29 Dec 22
The present invention discloses a gas-liquid bubbling bed reactor, comprising a liquid distributor, a gas distributor located below the liquid distributor, a catalyst bed layer and a catalyst support plate, and an optional interception screen, wherein the top of the reactor is provided with a gas outlet, the reactor is provided with a feed inlet connected to the liquid distributor, a gas inlet connected to the gas distributor, the bottom is provided with a discharge outlet.
Yinchuan LIU, Weisheng YANG, Na LI, Dizong SUN, Wenjun HE
Filed: 23 Oct 20
Utility
Fluidized Bed Reactor, Heat Removal Water Pipe and Application Thereof in Acrylonitrile Production
29 Dec 22
Disclosed is a fluidized bed reactor and a heat removal water pipe and application thereof in acrylonitrile production.
Le ZHAO, Lianghua WU
Filed: 18 Nov 20
Utility
Liquid-phase Reactor and Application Thereof
29 Dec 22
A liquid-phase reactor has an outer cylinder and an inner cylinder disposed along an axial direction of the reactor.
Xiuna YANG, Feng ZHOU, Zonglin RUAN, Jia HE
Filed: 22 Oct 20
Utility
Drilling Tool
29 Dec 22
A drilling tool includes an outer cylinder; a power rotary shaft arranged in an inner chamber of the outer cylinder; a percussion generator arranged below the power rotary shaft, having a transmission shaft extending in the outer cylinder and can be driven by the power rotary shaft to rotate around its axis, an output main shaft engaged with a lower end of the transmission shaft so as to be driven by the transmission shaft to rotate about its axis and is movable relative to the transmission shaft along an axial direction, and an percussion assembly The percussion assembly is arranged between an annulus formed between the upper end of the output main shaft and the outer cylinder and can generate reciprocating impact along the axial direction on the output main shaft.
Baoping LU, Haiping ZHANG, Mingguang SUN, Jiachang WANG, Yanbin ZANG, Xinghua TAO, Lingchao XUAN, Xiaodan LIU, Renlong ZHANG, Lishuang WANG
Filed: 11 Sep 20
Utility
Method and Apparatus for Obtaining Real-time Downhole Oil Saturation
29 Dec 22
A method for measuring an oil saturation value of a subterrain formation uses a tool having multiple dual-function detectors that detect neutrons and gamma rays.
Sheng ZHAN, Jeremy ZHANG
Filed: 3 Aug 22
Utility
Process and System for Processing Aromatics-rich Fraction Oil
22 Dec 22
Described are a process and a system for processing aromatics-rich fraction oil.
Qinghe YANG, Yanzi JIA, Dawei HU, Chuanfeng NIU, Shuling SUN, Lishun DAI, Zhen WANG, Anpeng HU, Liang REN, Dadong LI
Filed: 30 Oct 20
Utility
Carbon-coated Nickel Oxide Nanocomposite Material, Preparation Method Therefor and Use Thereof
22 Dec 22
A carbon-coated nickel oxide nanocomposite material, its preparation, and application thereof are provided.
Junfeng RONG, Peng YU, Jingxin XIE, Guobiao XU, Mingsheng ZONG, Genghuang WU, Weiguo LIN, Hongbo JI
Filed: 20 Oct 20
Utility
Surfactant and Preparation Method Therefor
22 Dec 22
Yingcheng LI, Weidong ZHANG, Jun JIN, Zhiqin SHEN, Xinning BAO, Ou SHA
Filed: 30 Oct 20
Utility
Method and System for Directly Cracking Crude Oil to Prepare Olefin
22 Dec 22
A method for cracking crude oil includes delivering the crude oil to a first tube group of a convection section of a cracking furnace for preheating and then performing vaporization to obtain a first gas phase and a first liquid phase; performing high-pressure extraction on the first liquid phase to obtain a non-asphalt oil and an asphalt; and mixing the first gas phase and the non-asphalt oil with water vapor respectively, or mixing the first gas phase with the non-asphalt oil prior to mixing with water vapor, then delivering the same to a second tube group of the convection section of the cracking furnace for heating, followed by delivering same to a radiation section of the cracking furnace for cracking to obtain a cracked product, and separating the cracked product to obtain low-carbon olefins.
Tongju LIU, Guoqing WANG, Lijun ZHANG, Zhaobin ZHANG, Cong ZHOU, Bing JIANG, Ying SHI
Filed: 28 Oct 20
Utility
Method for Preparing High Viscosity Index Poly-alpha-olefin
22 Dec 22
A method for preparing a high viscosity index poly-α-olefin subjects α-olefin to a polymerization reaction in the presence of a metallocene catalyst to obtain a poly-α-olefin.
Zhaolin YIN, Yucai CAO, Dongwen ZHONG, Shengbiao LIANG, Yongqing LI, Zhenyu LIU, Lujian LI, Xiaofeng YE, Weizhe WANG, Chen NI, Jie LI, Fan WANG, Guoyu LIU, Shibin CHEN, Xionghua CHEN, Wenjun JIANG, Zhenxu LU, Si TAN, Ruizhen LU
Filed: 30 Oct 20
Utility
Method for Preparing Olefin-polar Monomer Copolymer
15 Dec 22
Rong GAO, Jingjing LAI, Zifang GUO, Qingqiang GOU, Junling ZHOU, Wenbo SONG, Xinyang LI, Xiaofan ZHANG, Jie LIN, Dongbing LIU, Junhui ZHANG, Hongtao WANG, Shijun ZHANG, Yuanning GU, Jingyan AN, Hui ZHAO, Tingjie HUANG, Dong MA, Ruen WANG, Shiyuan XU, Jie FU
Filed: 30 Oct 20