Patents by Inventor Zipeng Zhao
Zipeng Zhao 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: 20240071661Abstract: A manufacturing method for low-magnetostrictive oriented silicon steel is provided, wherein the oriented silicon steel comprises a silicon steel substrate and an insulating coating on the surface of the silicon steel substrate. The manufacturing method comprises: performing single-sided laser etching on the silicon steel substrate, wherein the side of the silicon steel substrate, on which single-sided laser etching is performed, is a first surface, and the side opposite to the first surface is a second surface; determining a deflection difference between the first surface and the second surface based on the power of the laser etching, and determining a difference in the amount of the insulating coatings on the first surface and the second surface based on the deflection difference; and forming insulating coatings on the first surface and the second surface.Type: ApplicationFiled: January 11, 2022Publication date: February 29, 2024Applicant: BAOSHAN IRON & STEEL CO., LTD.Inventors: Meihong WU, Guobao LI, Shuangjie CHU, Zipeng ZHAO, Baojun LIU, Kanyi SHEN, Yongjie YANG, Zhuochao HU, Yaming JI, Chen LING
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Patent number: 11638971Abstract: A grain-oriented silicon steel with low iron loss, wherein the silicon steel is provided with a plurality of grooves on its surface, each of the grooves is 10-60 ?m in width and 5-40 ?m in depth, and the spacing between adjacent grooves is 1-10 mm. The manufacturing method therefor comprises: scoring the surface of the grain-oriented silicon steel with low iron loss by using a laser in order to form the grooves. The grain-oriented silicon steel with low iron loss can maintain the magnetic domain refining effect in a stress-relief annealing process, and avoid the introduction of more residual stress.Type: GrantFiled: January 24, 2018Date of Patent: May 2, 2023Assignee: BAOSHAN IRON & STEEL CO., LTD.Inventors: Meihong Wu, Zipeng Zhao, Guobao Li, Kanyi Shen, Zhuochao Hu, Chen Ling, Huande Sun, Huabing Zhang
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Silicon steel product with low iron loss for low-noise transformer, and manufacturing method thereof
Patent number: 11633808Abstract: An oriented silicon steel product with a low iron loss for a low-noise transformer, and manufacturing method thereof are provided. The oriented silicon steel product comprises: a silicon steel substrate, a magnesium silicate bottom layer formed on a surface of the silicon steel substrate, and an insulation coating applied on the magnesium silicate bottom layer. The magnesium silicate bottom layer has a visible light normal reflectivity (R) of 40-60% for. By strictly controlling the visible light normal reflectivity of the magnesium silicate bottom layer of the silicon steel substrate and the evenness of the gloss of magnesium silicate bottom layer, lower iron loss, and reduced magnetostriction can be achieved, and thus a silicon steel product with low noise and particularly suitable for transformers can be obtained.Type: GrantFiled: June 13, 2017Date of Patent: April 25, 2023Assignee: BAOSHAN IRON & STEEL CO., LTD.Inventors: Zipeng Zhao, Changjun Hou, Banglin Xiang, Kanyi Shen, Guobao Li, Chen Ling, Weiyong Xie, Yanli Song -
Patent number: 11633809Abstract: A heat-resistant magnetic domain refined grain-oriented silicon steel, a single-sided surface or a double-sided surface of which has several parallel grooves which are formed in a grooving manner, each groove extends in the width direction of the heat-resistant magnetic domain refined grain-oriented silicon steel, and the several parallel grooves are uniformly distributed along the rolling direction of the heat-resistant magnetic domain refined grain-oriented silicon steel. Each groove which extends in the width direction of the heat-resistant magnetic domain refined grain-oriented silicon steel is formed by splicing several sub-grooves which extend in the width direction of the heat-resistant magnetic domain refined grain-oriented silicon steel.Type: GrantFiled: June 20, 2018Date of Patent: April 25, 2023Assignee: BAOSHAN IRON & STEEL CO., LTD.Inventors: Shuangjie Chu, Zipeng Zhao, Yongjie Yang, Changsong Ma, Meihong Wu, Yaming Ji, Aihua Ma, Weiyong Xie, Hai Liu, Jianguo Guo
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Publication number: 20220336822Abstract: Provided herein are improved Pt-based electrochemical catalyst (or electrocatalyst) for ORR, exhibiting a combination of high activity and high stability, along with reduced usage of scarce Pt. The Pt-based electrocatalyst is loaded on a catalyst support, which is developed through carbon engineering to impart improved performance to the Pt-based electrocatalyst.Type: ApplicationFiled: September 24, 2020Publication date: October 20, 2022Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Yu Huang, Zipeng Zhao
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Patent number: 11459634Abstract: Disclosed is a method for manufacturing stress-relief-annealing-resistant, low-iron-loss grain-oriented silicon steel, the method comprising: carrying out, by means of a pulse laser, scanning grooving on a single surface or two surfaces of a silicon steel sheet after cold rolling, or after decarburizing annealing, or after high temperature annealing or after hot stretching, temper rolling and annealing, and forming several grooves parallel with each other in a rolling direction of the silicon steel sheet, wherein a single pulse time width of the pulse laser is 100 ns or less, and a single pulse peak energy density is 0.Type: GrantFiled: June 21, 2018Date of Patent: October 4, 2022Assignee: BAOSHAN IRON & STEEL CO., LTD.Inventors: Shuangjie Chu, Guobao Li, Yongjie Yang, Zipeng Zhao, Changsong Ma, Kanyi Shen, Meihong Wu, Yaming Ji, Huabing Zhang, Zhuochao Hu
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Patent number: 11352680Abstract: An apparatus and a method for rapidly heating cold-rolled strip steel (10). The apparatus for rapidly heating cold-rolled strip steel (10) comprises a heating zone, a soaking zone, and a cooling zone, and the heating zone is sequentially divided into a first heating section (1), a second heating section (2), a third heating section (3), and a fourth heating section (4) along a moving direction of the strip steel (10) to be heated, the first heating section (1) and the fourth heating section (4) being radiant heating sections, and the second heating section (2) and the third heating section (3) being inductive heating sections. The method for rapidly heating cold-rolled strip steel (10) uses the apparatus for rapidly heating cold-rolled strip steel (10) to heat the strip steel (10).Type: GrantFiled: May 16, 2018Date of Patent: June 7, 2022Assignee: BAOSHAN IRON & STEEL CO., LTD.Inventors: Huabing Zhang, Guobao Li, Baojun Liu, Dan Han, Xinqiang Zhang, Guanghua Cui, Jianbing Chen, Wen Xiao, Zipeng Zhao
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Patent number: 11355275Abstract: A laser-scribed grain-oriented silicon steel resistant to stress-relief annealing and a manufacturing method therefor. Parallel linear grooves (20) are formed on one or both sides of grain-oriented silicon steel (10) by laser etching. The linear grooves (20) are perpendicular to, or at an angle to, the rolling direction of the steel plate. A maximum height of edge protrusions of the linear grooves (20) does not exceed 5 ?m, and a maximum height of spatters in etch-free regions between adjacent linear grooves (20) does not exceed 5 ?m, and the proportion of an area occupied by spatters in the vicinity of the linear grooves (20) does not exceed 5%. The steel has low manufacturing costs, and the etching effect of the finished steel is retained during a stress-relief annealing process. The steel is suitable for manufacturing of wound iron core transformers.Type: GrantFiled: January 24, 2018Date of Patent: June 7, 2022Assignee: BAOSHAN IRON & STEEL CO., LTD.Inventors: Zipeng Zhao, Guobao Li, Yongjie Yang, Meihong Wu, Changsong Ma, Yaming Ji, Chen Ling, Weiyong Xie, Jianguo Guo
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Publication number: 20210399312Abstract: An electrode material includes: (1) a catalyst support; and (2) PtNiN-M nanostructures affixed to the catalyst support, wherein N is a transition metal selected from Group 9 and Group 11 of the Periodic Table, and M is a transition metal selected from Group 5 and Group 6 of the Periodic Table.Type: ApplicationFiled: October 30, 2019Publication date: December 23, 2021Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Yu Huang, Xiangfeng Duan, Zipeng Zhao
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Publication number: 20210101230Abstract: A grain-oriented silicon steel with low iron loss, wherein the silicon steel is provided with a plurality of grooves on its surface, each of the grooves is 10-60 ?m in width and 5-40 ?m in depth, and the spacing between adjacent grooves is 1-10 mm. The manufacturing method therefor comprises: scoring the surface of the grain-oriented silicon steel with low iron loss by using a laser in order to form the grooves. The grain-oriented silicon steel with low iron loss can maintain the magnetic domain refining effect in a stress-relief annealing process, and avoid the introduction of more residual stress.Type: ApplicationFiled: January 24, 2018Publication date: April 8, 2021Applicant: BAOSHAN IRON & STEEL CO., LTD.Inventors: Meihong WU, Zipeng ZHAO, Guobao LI, Kanyi SHEN, Zhuochao HU, Chen LING, Huande SUN, Huabing ZHANG
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Publication number: 20210023659Abstract: A heat-resistant magnetic domain refined grain-oriented silicon steel, a single-sided surface or a double-sided surface of which has several parallel grooves which are formed in a grooving manner, each groove extends in the width direction of the heat-resistant magnetic domain refined grain-oriented silicon steel, and the several parallel grooves are uniformly distributed along the rolling direction of the heat-resistant magnetic domain refined grain-oriented silicon steel. Each groove which extends in the width direction of the heat-resistant magnetic domain refined grain-oriented silicon steel is formed by splicing several sub-grooves which extend in the width direction of the heat-resistant magnetic domain refined grain-oriented silicon steel.Type: ApplicationFiled: June 20, 2018Publication date: January 28, 2021Inventors: Shuangjie CHU, Zipeng ZHAO, Yongjie YANG, Changsong MA, Meihong WU, Yaming JI, Aihua MA, Weiyong XIE, Hai LIU, Jianguo GUO
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Publication number: 20200362433Abstract: Disclosed is a method for manufacturing stress-relief-annealing-resistant, low-iron-loss grain-oriented silicon steel, the method comprising: carrying out, by means of a pulse laser, scanning grooving on a single surface or two surfaces of a silicon steel sheet after cold rolling, or after decarburizing annealing, or after high temperature annealing or after hot stretching, temper rolling and annealing, and forming several grooves parallel with each other in a rolling direction of the silicon steel sheet, wherein a single pulse time width of the pulse laser is 100 ns or less, and a single pulse peak energy density is 0.Type: ApplicationFiled: June 21, 2018Publication date: November 19, 2020Inventors: Shuangjie CHU, Guobao LI, Yongjie YANG, Zipeng ZHAO, Changsong MA, Kanyi SHEN, Meihong WU, Yaming JI, Huabing ZHANG, Zhuochao HU
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Publication number: 20200291501Abstract: An apparatus and a method for rapidly heating cold-rolled strip steel (10). The apparatus for rapidly heating cold-rolled strip steel (10) comprises a heating zone, a soaking zone, and a cooling zone, and the heating zone is sequentially divided into a first heating section (1), a second heating section (2), a third heating section (3), and a fourth heating section (4) along a moving direction of the strip steel (10) to be heated, the first heating section (1) and the fourth heating section (4) being radiant heating sections, and the second heating section (2) and the third heating section (3) being inductive heating sections. The method for rapidly heating cold-rolled strip steel (10) uses the apparatus for rapidly heating cold-rolled strip steel (10) to heat the strip steel (10).Type: ApplicationFiled: May 16, 2018Publication date: September 17, 2020Applicant: BAOSHAN IRON & STEEL CO., LTD.Inventors: Huabing ZHANG, Guobao LI, Baojun LIU, Dan HAN, Xinqiang ZHANG, Guanghua CUI, Jianbing CHEN, Wen XIAO, Zipeng ZHAO
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Publication number: 20200058434Abstract: A laser-scribed grain-oriented silicon steel resistant to stress-relief annealing and a manufacturing method therefor. Parallel linear grooves (20) are formed on one or both sides of grain-oriented silicon steel (10) by laser etching. The linear grooves (20) are perpendicular to, or at an angle to, the rolling direction of the steel plate. A maximum height of edge protrusions of the linear grooves (20) does not exceed 5 ?m, and a maximum height of spatters in etch-free regions between adjacent linear grooves (20) does not exceed 5 ?m, and the proportion of an area occupied by spatters in the vicinity of the linear grooves (20) does not exceed 5%. The steel has low manufacturing costs, and the etching effect of the finished steel is retained during a stress-relief annealing process. The steel is suitable for manufacturing of wound iron core transformers.Type: ApplicationFiled: January 24, 2018Publication date: February 20, 2020Applicant: BAOSHAN IRON & STEEL CO., LTD.Inventors: Zipeng ZHAO, Guobao LI, Yongjie YANG, Meihong WU, Changsong MA, Yaming JI, Chen LING, Weiyong XIE, Jianguo GUO
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SILICON STEEL PRODUCT WITH LOW IRON LOSS FOR LOW-NOISE TRANSFORMER, AND MANUFACTURING METHOD THEREOF
Publication number: 20190255657Abstract: An oriented silicon steel product with a low iron loss for a low-noise transformer, and manufacturing method thereof are provided. The oriented silicon steel product comprises: a silicon steel substrate, a magnesium silicate bottom layer formed on a surface of the silicon steel substrate, and an insulation coating applied on the magnesium silicate bottom layer. The magnesium silicate bottom layer has a visible light normal reflectivity (R) of 40-60% for. By strictly controlling the visible light normal reflectivity of the magnesium silicate bottom layer of the silicon steel substrate and the evenness of the gloss of magnesium silicate bottom layer, lower iron loss, and reduced magnetostriction can be achieved, and thus a silicon steel product with low noise and particularly suitable for transformers can be obtained.Type: ApplicationFiled: June 13, 2017Publication date: August 22, 2019Inventors: ZIPENG ZHAO, CHANGJUN HOU, BANGLIN XIANG, KANYI SHEN, GUOBAO LI, CHEN LING, WEIYONG XIE, YANLI SONG -
Publication number: 20190190033Abstract: An electrode material includes a catalyst support and Pt—Ni-M-M? nanostructures affixed to the catalyst support. M is a transition metal different from Pt and Ni, and M? is a transition metal different from Pt, Ni, and M.Type: ApplicationFiled: August 3, 2017Publication date: June 20, 2019Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Yu HUANG, Zipeng ZHAO, Xiangfeng DUAN
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Patent number: 10307746Abstract: A palladium hydride nanomaterial includes nanostructures having a chemical composition represented by the formula: My-PdxHz, where M is at least one metal different from palladium; x has a non-zero value in the range of 0 to 5; y has a value in the range of 0 to 5; and z has a non-zero value in the range of 0 to 5.Type: GrantFiled: August 21, 2015Date of Patent: June 4, 2019Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Xiangfeng Duan, Yu Huang, Zipeng Zhao, Xiaoqing Huang
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Publication number: 20180123138Abstract: An electrode material includes a catalyst support and Pt—Ni nanostructures affixed to the catalyst support. The Pt—Ni nanostructures are doped with at least one dopant M.Type: ApplicationFiled: April 13, 2016Publication date: May 3, 2018Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Yu HUANG, Xiangfeng DUAN, Xiaoqing HUANG, Zipeng ZHAO
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Publication number: 20170274363Abstract: A palladium hydride nanomaterial includes nanostructures having a chemical composition represented by the formula: My—PdxHz, where M is at least one metal different from palladium; x has a non-zero value in the range of 0 to 5; y has a value in the range of 0 to 5; and z has a non-zero value in the range of 0 to 5.Type: ApplicationFiled: August 21, 2015Publication date: September 28, 2017Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Xiangfeng DUAN, Yu Huang, Zipeng Zhao, Xiaoqing Huang
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Patent number: 9396572Abstract: Provided is an image correlation method, including establishing and saving correlation relationship for a plurality of image class files to form a correlation image group, displaying image class files of the formed correlation image group on a same page in a combined manner according to the correlation relationship, receiving, in the combined display state, a user's operation instruction for any one image class file of the correlation image group, and separately performing a corresponding operation on the any one image class file according to the operation instruction.Type: GrantFiled: June 9, 2014Date of Patent: July 19, 2016Assignee: Samsung Electronics Co., LtdInventors: Chenhua Feng, Fan Yang, Zipeng Zhao