Patents by Inventor Shizhu Chen
Shizhu 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: 20240092744Abstract: A tricyclic compound having the structure represented by general formula (I), a pharmaceutical composition thereof, a preparation method therefor and the use thereof in the prevention and treatment of a variety of diseases caused by toxic aldehydes.Type: ApplicationFiled: December 27, 2021Publication date: March 21, 2024Inventors: Huijun Yin, Xu Yan, Guobiao Liu, Jianxin Shi, Shizhu Chen
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Patent number: 11607732Abstract: There are provided high melting point metal or alloy powder atomization manufacturing processes comprising providing a melt of the high melting point metal or alloy through a feed tube; diverting the melt at a diverting angle with respect to a central axis of the feed tube to obtain a diverted melt; directing the diverted melt to an atomization area; and providing at least one atomization gas stream to the atomization area. The atomization process can be carried out in the presence of water within an atomization chamber used for the atomization process.Type: GrantFiled: July 19, 2021Date of Patent: March 21, 2023Assignee: 5N PlUS INC.Inventors: Sylvain St-Laurent, Shizhu Chen, Hui Li
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Publication number: 20230021669Abstract: Disclosed are a tricyclic compound as represented by general formula (I), a pharmaceutical composition containing same, and a preparation method therefor and the medical use thereof. The compound can be used for preventing and treating a variety of diseases caused by toxic aldehydes.Type: ApplicationFiled: December 29, 2020Publication date: January 26, 2023Applicant: The National Institutes of Pharmaceutical R&D Co., Ltd.Inventors: Huijun YIN, Xu YAN, Guobiao LIU, Jianxin SHI, Shizhu CHEN, Siyang REN, Yadong FENG
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Publication number: 20220371023Abstract: One general aspect of the present disclosure is directed to a method of manufacturing a lithium containing nano powder. An additional general aspect of the present disclosure relates to a system for manufacturing the lithium containing nano powder. A further general aspect of the present disclosure pertains to the lithium containing nano powder. A further general aspect of the present disclosure relates to converting a plurality of metals, a plurality of metal oxides, or a combination thereof into a mechanical alloy using the manufacturing method and system of the present disclosure. The mechanical alloy may be a powder, e.g., a nano powder, and may or may not include the lithium containing nano powder.Type: ApplicationFiled: May 18, 2022Publication date: November 24, 2022Inventors: Zhuo Chen, Shizhu Chen, Hui Li, Pufang Xiao
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Patent number: 11453056Abstract: Atomization processes for manufacturing a metal powder or an alloy powder having a melting point comprising of about 50° Celsius to about 500° Celsius are provided herein. In at least one embodiment, the processes comprise providing a melt of a metal or an alloy having said melting point of about 50° Celsius to about 500° Celsius through a feed tube; diverting the melt at a diverting angle with respect to a central axis of the feed tube to obtain a diverted melt; directing the diverted melt to an atomization area; and providing at least one atomization gas stream to the atomization area. The atomization process can be carried out in the presence of water within an atomization chamber used for the atomization process. In at least one embodiment, the processes provide a distribution of powder with an average particle diameter under 20 microns with geometric standard deviation of lower than about 2.0.Type: GrantFiled: April 6, 2020Date of Patent: September 27, 2022Assignee: 5N PLUS INC.Inventors: Sylvain St-Laurent, Shizhu Chen, Hui Li
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Publication number: 20210346955Abstract: There are provided high melting point metal or alloy powder atomization manufacturing processes comprising providing a melt of the high melting point metal or alloy through a feed tube; diverting the melt at a diverting angle with respect to a central axis of the feed tube to obtain a diverted melt; directing the diverted melt to an atomization area; and providing at least one atomization gas stream to the atomization area. The atomization process can be carried out in the presence of water within an atomization chamber used for the atomization process.Type: ApplicationFiled: July 19, 2021Publication date: November 11, 2021Applicant: 5N PLUS INC.Inventors: Sylvain St-Laurent, Shizhu Chen, Hui Li
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Patent number: 11084095Abstract: There are provided high melting point metal or alloy powder atomization manufacturing processes comprising providing a melt of the high melting point metal or alloy through a feed tube; diverting the melt at a diverting angle with respect to a central axis of the feed tube to obtain a diverted melt; directing the diverted melt to an atomization area; and providing at least one atomization gas stream to the atomization area. The atomization process can be carried out in the presence of water within an atomization chamber used for the atomization process.Type: GrantFiled: February 12, 2019Date of Patent: August 10, 2021Assignee: 5N PLUS INC.Inventors: Sylvain St-Laurent, Shizhu Chen, Hui Li
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Publication number: 20210008629Abstract: There are provided high melting point metal or alloy powder atomization manufacturing processes comprising providing a melt of the high melting point metal or alloy through a feed tube; diverting the melt at a diverting angle with respect to a central axis of the feed tube to obtain a diverted melt; directing the diverted melt to an atomization area; and providing at least one atomization gas stream to the atomization area. The atomization process can be carried out in the presence of water within an atomization chamber used for the atomization process.Type: ApplicationFiled: February 12, 2019Publication date: January 14, 2021Applicant: 5N PLUS INC.Inventors: Sylvain ST-LAURENT, Shizhu CHEN, Hui LI
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Publication number: 20200276646Abstract: Atomization processes for manufacturing a metal powder or an alloy powder having a melting point comprising of about 50° Celsius to about 500° Celsius are provided herein. In at least one embodiment, the processes comprise providing a melt of a metal or an alloy having said melting point of about 50° Celsius to about 500° Celsius through a feed tube; diverting the melt at a diverting angle with respect to a central axis of the feed tube to obtain a diverted melt; directing the diverted melt to an atomization area; and providing at least one atomization gas stream to the atomization area. The atomization process can be carried out in the presence of water within an atomization chamber used for the atomization process. In at least one embodiment, the processes provide a distribution of powder with an average particle diameter under 20 microns with geometric standard deviation of lower than about 2.0.Type: ApplicationFiled: April 6, 2020Publication date: September 3, 2020Inventors: Sylvain ST-LAURENT, Shizhu CHEN, Hui LI
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Patent number: 10661346Abstract: Atomization processes for manufacturing a metal powder or an alloy powder having a melting point comprising of about 50° Celsius to about 500° Celsius are provided herein. In at least one embodiment, the processes comprise providing a melt of a metal or an alloy having said melting point of about 50° Celsius to about 500° Celsius through a feed tube; diverting the melt at a diverting angle with respect to a central axis of the feed tube to obtain a diverted melt; directing the diverted melt to an atomization area; and providing at least one atomization gas stream to the atomization area. The atomization process can be carried out in the presence of water within an atomization chamber used for the atomization process. In at least one embodiment, the processes provide a distribution of powder with an average particle diameter under 20 microns with geometric standard deviation of lower than about 2.0.Type: GrantFiled: May 5, 2017Date of Patent: May 26, 2020Assignee: 5N PLUS INC.Inventors: Sylvain St-Laurent, Shizhu Chen, Hui Li
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Publication number: 20190193164Abstract: Atomization processes for manufacturing a metal powder or an alloy powder having a melting point comprising of about 50° Celsius to about 500° Celsius are provided herein. In at least one embodiment, the processes comprise providing a melt of a metal or an alloy having said melting point of about 50° Celsius to about 500° Celsius through a feed tube; diverting the melt at a diverting angle with respect to a central axis of the feed tube to obtain a diverted melt; directing the diverted melt to an atomization area; and providing at least one atomization gas stream to the atomization area. The atomization process can be carried out in the presence of water within an atomization chamber used for the atomization process. In at least one embodiment, the processes provide a distribution of powder with an average particle diameter under 20 microns with geometric standard deviation of lower than about 2.0.Type: ApplicationFiled: May 5, 2017Publication date: June 27, 2019Inventors: Sylvain ST-LAURENT, Shizhu CHEN, Hui LI
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Patent number: 8564467Abstract: A method and device for generating an adjustable signal includes a voltage generator configured to continuously adjust an output voltage and output the voltage, a ?? modulator configured to output a digital signal of pre-determined-cycle based on the output voltage and a reference voltage, a counter configured to count the number of a target level in the digital signal of a pre-determined number of cycles, and a digital signal generator configured to generate a target signal based on the number of the target level. The method and device may improve the accuracy of the generated signal while remaining the same feel of continuous adjustment.Type: GrantFiled: September 30, 2011Date of Patent: October 22, 2013Assignee: Beijing KT Micro, Ltd.Inventors: Pei Yang, Rongrong Bai, Jianting Wang, Yaoli Jiang, Dianyu Chen, Yan Qi, Rui Wang, Zhen Li, Shizhu Chen, Xiuli Feng, Bo Tang, Zhongzhi Liu, Haiqing Lin, Yihai Xiang
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Publication number: 20120127008Abstract: An adjustable signal generating device and related method for generating the adjustable signal are described herein. The adjustable signal generating device includes: a voltage generator configured to continuously adjust an output voltage and output the voltage; a ?? modulator configured to output a digital signal of pre-determined-cycle based on the output voltage and a reference voltage; a counter configured to count the number of a target level in the digital signal of a pre-determined number of cycles; and a digital signal generator configured to generate a target signal based on the number of the target level. The described method and device improve the accuracy of the generated signal while remaining the same feel of continuous adjustment.Type: ApplicationFiled: September 30, 2011Publication date: May 24, 2012Applicant: BEIJING KT MICRO, LTD.Inventors: Pei Yang, Rongrong Bai, Jianting Wang, Yaoli Jiang, Dianyu Chen, Yan Qi, Rui Wang, Zhen Li, Shizhu Chen, Xiuli Feng, Bo Tang, Zhongzhi Liu, Haiqing Lin, Yihai Xiang
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Publication number: 20030236588Abstract: A composite composition and a method of making such a composite that is composed of a matrix material and dispersed reinforcement nanotubes that are substantially aligned along at least one specified direction or axis.Type: ApplicationFiled: March 14, 2003Publication date: December 25, 2003Inventors: Bor Z. Jang, Jun H. Liu, Shizhu Chen, Zhimin M. Li, Hassan Mahfuz, Ashfaq Adnan
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Patent number: 6126097Abstract: In accordance with a preferred embodiment, a rolling-type planetary ball mill apparatus for producing nanometer-scaled powders is disclosed, the apparatus comprising (a) a main rotary wheel comprising supporting members, (b) a plurality of mill pots which are revolvable by receiving a rotational force from the main rotary wheel through their corresponding supporting members, and are disposed around the main rotary wheel with substantially equal distance between one mill pot and another, each mill pot comprising a tiltable pivotal shaft having rotary coupling means so that the pot can also rotate about its own axis, each pivotal shaft having one end being supportably connected to its corresponding supporting member of the main rotary wheel; (c) motor means in drive relation to the main rotary wheel for providing rotational forces thereto; and (d) a non-revolvable counter-acting supporting ring disposed coaxially with the main rotary wheel and in the close, working vicinity of the mill pots; each tiltable pivotType: GrantFiled: August 21, 1999Date of Patent: October 3, 2000Assignee: Nanotek Instruments, Inc.Inventors: Shizhu Chen, Junsheng Yang, Bor Z. Jang