Patents by Inventor Shaohui Chen
Shaohui Chen 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).
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Publication number: 20240154191Abstract: The present application provides a flow test tool, a negative pressure formation apparatus, and a battery manufacturing device. The flow test tool includes a base and a flow test module mounted on the base, the flow test module is provided with a plurality of test interfaces, and the test interface is connected to a fluid channel of a mechanism to be tested one by one.Type: ApplicationFiled: September 22, 2023Publication date: May 9, 2024Inventors: Shaosheng Cheng, Wen Yu, Jiefei Gong, Fengyu Guo, Yanqing Chen, Wei Wang, Weidong Song, Shaohui Zhang, Gege Chen
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Publication number: 20240132641Abstract: The present invention relates to an ultra-high molecular weight polyethylene and a process for preparing the same, said ultra-high molecular weight polyethylene has a viscosity-average molecular weight of 150-1000×104 g/mol, a metal element content of 0-50 ppm, a bulk density of 0.30-0.55 g/cm3, a true density of 0.900-0.940 g/cm3, a melting point of 140-152° C., and a crystallinity of 40-75%, and said polyethylene satisfies at least one of condition (1) and condition (2): Condition (1): tensile elasticity modulus is greater than 250 MPa, preferably greater than 280 MPa, more preferably greater than 300 MPa, Condition (2): Young's modulus is greater than 300 MPa, preferably greater than 350 MPa. The ultra-high molecular weight polyethylene has high mechanical properties, high melting point, low metal element content and ash content, and the preparation process is simple, flexible and adjustable, and the ultra-high molecular weight ethylene copolymer has a high tensile elasticity module.Type: ApplicationFiled: January 26, 2022Publication date: April 25, 2024Inventors: Chuanfeng LI, Wenrui WANG, Kun JING, Yuejun XING, Huimin XIA, Minghua CHEN, Zhonglin YOU, Shaohui CHEN, Jianhong ZHAI, Feng GUO, Liu YANG
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Publication number: 20240117085Abstract: The present invention relates to an ethylene polymer and a process for preparing the same, wherein the ethylene polymer has an average particle size of 50-3000 ?m, a bulk density of 0.28-0.55 g/cm3, a true density of 0.930-0.980 g/cm3, a melt index at a load of 2.16 Kg at 190° C. of 0.01-2500 g/10 min, a crystallinity of 30-90%, a melting point of 105-147° C., a comonomer molar insertion rate of 0.01-5 mol %, a weight-average molecular weight of 2×104 g/mol-40×104 g/mol, and a molecular weight distribution of 1.8-10. In the preparation process, raw materials containing ethylene, hydrogen gas and a comonomer are subjected to a tank-type slurry polymerization with an alkane solvent having a boiling point of 5-55° C. or a mixed alkane solvent having a saturated vapor pressure of 20-150 KPa at 20° C. as the polymerization solvent in the presence of a polyethylene catalytic system, at the molar ratio of hydrogen gas to ethylene of 0.01-20:1, preferably 0.Type: ApplicationFiled: January 26, 2022Publication date: April 11, 2024Inventors: Chuanfeng LI, Wenrui WANG, Kun JING, Yuejun XING, Huimin XIA, Minghua CHEN, Zhonglin YOU, Shaohui CHEN, Jianhong ZHAI, Feng GUO, Liu YANG, Li MEI
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Patent number: 11939471Abstract: Addition curing electrically conductive liquid silicone rubber (LSR) compositions, their methods of preparation, and cured elastomeric products made from the compositions are provided. The compositions are cured to form elastomeric products suitable for high voltage applications such as cable joints, cable terminal applications, cable accessories and connectors. In general, the composition comprises: (a) at least one polydiorganosiloxane having at least two alkenyl groups per molecule: (b) at least one organohydrogenpolysiloxane: (c) at least one reinforcing filler: (d) at least one hydrosilylation catalyst: and (e) an electrically conductive filler. Component (e) comprises: (i) extra conductive carbon black: and (ii) single walled carbon nanotubes.Type: GrantFiled: September 27, 2019Date of Patent: March 26, 2024Assignee: DOW SILICONES CORPORATIONInventors: Yusheng Chen, Peng Wang, Shaohui Wang, Rui Wang, Jianjun Gao, Chunming Zhang
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Publication number: 20240092948Abstract: The present invention relates to a process for continuously producing an ultra-high molecular weight polyethylene by the ethylene slurry polymerization, wherein raw materials containing ethylene and optionally at least one comonomer are subjected to a continuous slurry polymerization in a hydrogen free atmosphere in the ethylene slurry polymerization condition by using 2-6 ethylene slurry polymerization reaction tanks connected in series, and the deviations of the polymerization temperatures, the polymerization pressures, and the gas phase compositions between the tanks each other are controlled to certain ranges. The ultra-high molecular weight polyethylene having the viscosity-average molecular weight of 150-800×104 g/mol can be continuously produced. This process has flexible polymerization manner, large room for adjusting and controlling, and stable polymer performance.Type: ApplicationFiled: January 26, 2022Publication date: March 21, 2024Inventors: Chuanfeng LI, Wenrui WANG, Kun JING, Minghua CHEN, Yuejun XING, Huimin XIA, Feng GUO, Zhonglin YOU, Shaohui CHEN, Jianhong ZHAI, Liu YANG, Songtao TU
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Publication number: 20240093443Abstract: Disclosed in the present disclosure is a double-deck multi-span bridge construction method. According to the double-deck bridge construction method of the present disclosure, construction is carried out by using a method of disassembling a support jig frame in a graded and span-separated mode, an upper chord jig frame and a lower chord jig frame can be used in a recycle manner, and construction costs are reduced. In addition, a construction period of building the support jig frame is shortened, and other construction operations can be synchronously carried out on a span in which the jig frame is disassembled, for example, fire retardant coating construction can be carried out on a mounted bridge deck after the jig frame is disassembled, and the construction period of a double-deck multi-span bridge is effectively shortened.Type: ApplicationFiled: September 23, 2021Publication date: March 21, 2024Applicant: CHINA CONSTRUCTION SCIENCE AND INDUSTRY CORPORATION LTD.Inventors: Jinglei REN, Bing SUN, Yonggang GAO, Hongyu SHEN, Shaohui ZHU, Jianguo QI, Cui LIU, Ruihua YAN, Zhiqiang HE, Longfei LI, Sijie YANG, Huaidong ZHANG, Xu CHEN, Wei JIANG, Wenbo LI, Yingwu SUN, Yuhang ZHANG
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Publication number: 20230225700Abstract: The present disclosure relates to the field of ultrasonic detection, in particular to a craniocerebral ultrasonic standard plane imaging and automatic detection and display method for abnormal regions. The following technical solution is adopted: contour detection is performed on the scanned ultrasound images the skull to construct a skull surface model, and the standard planes in ultrasound images are identified and extracted according to the skull surface model. The symmetry of the standard planes in ultrasound images is used to compare the similarity, so as to obtain the abnormal regions for segmentation and display. The advantages of the present disclosure are as follows: the skull surface model is constructed by detecting the cranial edge, and the coordinate system is established based on this model, thereby the standard planes in ultrasound images can be quickly identified from the scanned ultrasound images.Type: ApplicationFiled: October 12, 2022Publication date: July 20, 2023Inventors: Liexiang FAN, Zehang CAI, Bin LI, Zhonghong WU, Yu WANG, Jinhao LIN, Xiaoming ZHOU, Shaohui CHEN, Weiwu CHEN, Jingfeng GUO, Yijie CHEN, Zichun CHEN
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Publication number: 20210347287Abstract: A vehicle-mounted refrigerator with a pull rod limiting structure, comprising a refrigerator body and a pull rod, wherein a pull rod connecting base is centrally arranged on an end face of the refrigerator body, pull rod connecting grooves are arranged on the top of both sides of the pull rod connecting base, two support legs of the pull rod are rotationally connected with the two pull rod connecting grooves respectively, and two side walls of the pull rod connecting base are configured with limiting projections which abut against side walls of the support legs when the pull rod is retracted to prevent the support legs from shaking. The invention has the advantages of simple structure and convenient use. The pull rod used can be limited when retracted so as to prevent it from shaking and making noises.Type: ApplicationFiled: August 6, 2020Publication date: November 11, 2021Inventors: Gangqiang Fan, Shaohui Chen, Pizhi Zhao, Junjie Qin, Tao Zeng
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Publication number: 20210296711Abstract: A solar rechargeable vehicle refrigerator with plug-in battery, comprising a refrigerator body (1), wherein one side of the refrigerator body (1) is provided with a battery compartment (7) and a battery pack (2) is inserted into the battery compartment (7); the front end of the battery pack (2) is centrally and symmetrically provided with a pair of unlocking buttons (3) which can relatively and transversely move, and a spring (4) is connected between two unlocking buttons (3) which are correspondingly connected with side lock rods (5), the outer ends (51) of the side lock rods (5) are inserted into the lock holes (71) on sides of the battery compartment (7). The invention has simple structure, and the battery pack can be easily taken out and fixed in place.Type: ApplicationFiled: June 11, 2020Publication date: September 23, 2021Inventors: PIZHI ZHAO, Kunyong Huang, Tao Zeng, Junjie Qin, Shaohui Chen
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Patent number: 10918479Abstract: A stent (1) used for a heart valve prosthesis and the heart valve prosthesis that includes the stent (1) and is used for heart valve replacement. The stent is configured to support a heart valve (3) and includes, along a longitudinal axis, an inflow section (8), an outflow section (6) and a transition section (7) between the inflow section (8) and the outflow section (6). The stent (1) has a contracted delivery configuration and an expanded deployed configuration. In the expanded deployed configuration, the inflow section (8) defines a concave contour that is complementary to a structure of a native valve annulus. The concave contour enables self-deployment and close adherence of the stent (1), thereby preventing its displacement and perivalvular leakage after implantation.Type: GrantFiled: October 15, 2018Date of Patent: February 16, 2021Assignee: SHANGHAI MICROPORT CARDIOFLOW MEDTECH CO., LTD.Inventors: Guoming Chen, Yu Li, Feng Huang, Lei Huang, Jianchao Han, Yihao Duan, Shaohui Chen, Qiyi Luo
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Publication number: 20190046316Abstract: A stent (1) used for a heart valve prosthesis and the heart valve prosthesis that includes the stent (1) and is used for heart valve replacement. The stent is configured to support a heart valve (3) and includes, along a longitudinal axis, an inflow section (8), an outflow section (6) and a transition section (7) between the inflow section (8) and the outflow section (6). The stent (1) has a contracted delivery configuration and an expanded deployed configuration. In the expanded deployed configuration, the inflow section (8) defines a concave contour that is complementary to a structure of a native valve annulus. The concave contour enables self-deployment and close adherence of the stent (1), thereby preventing its displacement and perivalvular leakage after implantation.Type: ApplicationFiled: October 15, 2018Publication date: February 14, 2019Inventors: Guoming CHEN, Yu LI, Feng HUANG, Lei HUANG, Jianchao HAN, Yihao DUAN, Shaohui CHEN, Qiyi LUO
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Patent number: 10098769Abstract: A device and method for loading an implant into a delivery system are disclose which are capable of simplifying operations required in interventional surgery using the implant. The device includes a guide cap (1), a guider (2) and a guiding tube (3). The guide cap (1) has a conical section (101) and a straight or conical tube (103) in communication with a small open end (102) of the conical section, and the conical section has a large open end (104) that flares outward, thereby forming a flange (105) facing the tube (103). The guider (2) has tapered sections (9, 10) that are tapered along an axis of the guider and thus form large and small open ends (8, 11). The small open end (11) has a diameter greater than a diameter of the small open end (102) of the conical section of the guide cap (1).Type: GrantFiled: October 31, 2014Date of Patent: October 16, 2018Assignee: SHANGHAI MICROPORT CARDIOFLOW MEDTECH CO., LTD.Inventors: Xiang Liu, Mingming Wu, Yu Li, Zhixiu He, Baozhu Gui, Haishan Wang, Guoming Chen, Shaohui Chen, Qiyi Luo
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Patent number: 9889029Abstract: An implant delivery system is disclosed which includes an inner tube assembly, an outer tube assembly and a functional handle. The functional handle includes a threaded rod, a push-pull control member, a casing tube, a displacement tube, an inner tube fixing member, an outer tube fixing member and a stability tube fixing member. The threaded rod extends through a bore of the displacement tube. A fastener of the push-pull control member is able to engage a thread provided on a leading portion of the threaded rod. A trailing portion of the threaded rod is provided with a knob. The push-pull control member includes a fastener, springs and a button. The fastener is able to extend through a slot to engage a thread of the threaded rod in the displacement tube. The springs are configured to cause an automatic locking of the fastener and the threaded rod. The button is provided on the fastener.Type: GrantFiled: September 22, 2013Date of Patent: February 13, 2018Assignee: Shanghai Microport Cardioflow Medtech Co., Ltd.Inventors: Yu Li, Xiang Liu, Mingming Wu, Haishan Wang, Guoming Chen, Shaohui Chen
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Publication number: 20160278955Abstract: A device and method for loading an implant into a delivery system are disclose which are capable of simplifying operations required in interventional surgery using the implant. The device includes a guide cap (1), a guider (2) and a guiding tube (3). The guide cap (1) has a conical section (101) and a straight or conical tube (103) in communication with a small open end (102) of the conical section, and the conical section has a large open end (104) that flares outward, thereby forming a flange (105) facing the tube (103). The guider (2) has tapered sections (9, 10) that are tapered along an axis of the guider and thus form large and small open ends (8, 11). The small open end (11) has a diameter greater than a diameter of the small open end (102) of the conical section of the guide cap (1).Type: ApplicationFiled: October 31, 2014Publication date: September 29, 2016Inventors: Xiang LIU, Mingming WU, Yu LI, Zhixiu HE, Baozhu GUI, Haishan WANG, Guoming CHEN, Shaohui CHEN, Qiyi LUO
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Patent number: 9334339Abstract: Disclosed is a supported nonmetallocene catalyst and preparation thereof. The supported nonmetallocene catalyst is characterized by a high catalyst activity for olefin polymerization and a significant monomer effect. Further disclosed is use of the supported nonmetallocene catalyst in olefin homopolymerization/copolymerization. The polymer produced therewith is characterized by superior particle morphology, a high bulk density, and/or a narrow molecular weight distribution.Type: GrantFiled: June 9, 2014Date of Patent: May 10, 2016Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, SINOPEC YANGZI PETROCHEMICAL COMPANY LTD.Inventors: Chuanfeng Li, Hongping Ren, Lin Kan, Feng Guo, Wenrui Wang, Yuming Yi, Shaohui Chen, Jiye Bai
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Publication number: 20160000559Abstract: A stent (1) used for a heart valve prosthesis and the heart valve prosthesis that includes the stent (1) and is used for heart valve replacement. The stent is configured to support a heart valve (3) and includes, along a longitudinal axis, an inflow section (8), an outflow section (6) and a transition section (7) between the inflow section (8) and the outflow section (6). The stent (1) has a contracted delivery configuration and an expanded deployed configuration. In the expanded deployed configuration, the inflow section (8) defines a concave contour that is complementary to a structure of a native valve annulus. The concave contour enables self-deployment and close adherence of the stent (1), thereby preventing its displacement and perivalvular leakage after implantation.Type: ApplicationFiled: February 25, 2014Publication date: January 7, 2016Inventors: Guoming CHEN, Yu LI, Feng HUANG, Lei HUANG, Jianchao HAN, Yihao DUAN, Shaohui CHEN, Qiyi LUO
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Publication number: 20150223955Abstract: An implant delivery system is disclosed which includes an inner tube assembly, an outer tube assembly and a functional handle. The functional handle includes a threaded rod, a push-pull control member, a casing tube, a displacement tube, an inner tube fixing member, an outer tube fixing member and a stability tube fixing member. The threaded rod extends through a bore of the displacement tube. A fastener of the push-pull control member is able to engage a thread provided on a leading portion of the threaded rod. A trailing portion of the threaded rod is provided with a knob. The push-pull control member includes a fastener, springs and a button. The fastener is able to extend through a slot to engage a thread of the threaded rod in the displacement tube. The springs are configured to cause an automatic locking of the fastener and the threaded rod. The button is provided on the fastener.Type: ApplicationFiled: September 22, 2013Publication date: August 13, 2015Applicant: SHANGHAI MICROPORT MEDICAL (GROUP) CO., LTD.Inventors: Yu Li, Xiang Liu, Mingming Wu, Haishan Wang, Guoming Chen, Shaohui Chen
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Patent number: D949632Type: GrantFiled: April 4, 2021Date of Patent: April 26, 2022Assignee: Foshan Alpicool Electric Appliance Co., LTDInventors: Junlong Zhu, Jingcheng Chen, Zeyuan Qin, Pizhi Zhao, Junjie Qin, Tao Zeng, Shaohui Chen, Jianglong Shi
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Patent number: D949781Type: GrantFiled: March 18, 2021Date of Patent: April 26, 2022Assignee: Foshan Alpicool Electric Appliance Co., LTDInventors: Pizhi Zhao, Jingcheng Chen, Tao Zeng, Junjie Qin, Shaohui Chen
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Patent number: D959508Type: GrantFiled: May 21, 2020Date of Patent: August 2, 2022Inventors: Shengchang Yang, Jingrui Chen, Pizhi Zhao, Shaohui Chen, Junjie Qin, Tao Zeng