Patents by Inventor LULU WANG
LULU WANG 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: 20240139790Abstract: A composite biochar for controlling heavy metal pollution and a process for producing the same, in particular enrichment of heavy metals such as arsenic and lead in soil with centipede grass, thereafter centipede grass is sintered with hydroxyapatite, sepiolite and chitosan, and compounded with microorganisms to produce said composite biochar; through the process of the present invention, heavy metals such as arsenic and lead are stably enriched or coated in said composite biochar, significantly reducing the potential hazard of arsenic and lead to the environment, and also providing new developmental ideas for treating heavy metal biomass.Type: ApplicationFiled: March 16, 2022Publication date: May 2, 2024Applicant: CHINESE RESEARCH ACADEMY OF ENVIRONMENTAL SCIENCESInventors: Lei WANG, Beidou XI, Yangyang WANG, Yan SHAO, Nan XU, Shaofeng LI, Xiaoshu WANG, Jinsheng WANG, Ming CHANG, Gen ZHANG, Lulu PAN, Kui ZHANG, Honghu ZENG
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Publication number: 20240140843Abstract: A porous biochar for improving heavy pollution and a method for producing the same. Said porous biochar is prepared as follows: arrowhead, which has excellent enrichment of lead, is used to absorb heavy metal lead in polluted water or artificial wetlands, simultaneously absorb heavy metal cadmium, thereafter is dried and treated as a biomass, and then the biomass is calcined in stages with a passivating agent in a high temperature environment, so as to heavy metals such as lead and cadmium be stably coated or enriched in a biochar, which is mixed with Pseudomonas aeruginosa having high resistant, to obtain the porous biochar; the porous biochar has high specific surface area, high porosity and excellent mechanical properties, is very stable under different acid-base environments and oxidizing conditions.Type: ApplicationFiled: February 23, 2022Publication date: May 2, 2024Applicant: CHINESE RESEARCH ACADEMY OF ENVIRONMENTAL SCIENCESInventors: Lei WANG, Beidou XI, Honghu ZENG, Nan XU, Yan SHAO, Shaofeng LI, Ming CHANG, Jinsheng WANG, Xiaoshu WANG, Yangyang WANG, Gen ZHANG, Lulu PAN, Jing WANG
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Publication number: 20240128596Abstract: The disclosure relates to the technical field of batteries and provides a cylindrical battery including a winding cell. The winding cell includes a winding cell body and a first tab extending from one side of the winding cell body. The winding cell body is wound to form a central hole. In a radial direction of the central hole, the first tab includes a plurality of single tabs, and the plurality of single tabs form a first region. Herein, heights of the plurality of single tabs in the first region gradually increase. A difference value between a maximum height difference value and a minimum height difference value between adjacent single tabs in the radial direction of the central hole is less than or equal to 0.5 mm. The height of each of the single tabs is a dimension of the single tab in a lead-out direction thereof.Type: ApplicationFiled: March 21, 2023Publication date: April 18, 2024Applicant: CALB Group Co., Ltd.Inventors: Binwei Qi, Yawei Wang, Qianqian Sun, Lulu Zhang
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Publication number: 20240128598Abstract: The disclosure relates to the technical field of batteries and provides a cylindrical battery including a winding cell. One end of the winding cell is provided with a first tab and a center of the winding cell is formed with a central hole. The first tab includes a first tab layer and a second tab layer disposed adjacent to each other, the first tab layer includes a first single tab, the second tab layer includes at least two second single tabs, a number of the second single tabs of the second tab layer is one more than a number of the first single tab of the first tab layer.Type: ApplicationFiled: April 9, 2023Publication date: April 18, 2024Applicant: CALB Group Co., Ltd.Inventors: Yawei Wang, Binwei Qi, Qianqian Sun, Lulu Zhang
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Publication number: 20240128599Abstract: The disclosure relates to the technical field of batteries, and a cylindrical battery is provided, including a wound core, and the wound core includes: a wound core body; a first tab portion, which extends from one side of the wound core body, the wound core body is formed with a wound core hole, the first tab portion includes a first tab set and a second tab set adjacent to each other, the first tab set includes at least two first tabs, and the second tab set includes a second tab; a first gap is formed between adjacent first tabs, and the orthographic projections of the second tab and the first gap on the same plane at least partially overlap each other along the radial direction of the wound core hole.Type: ApplicationFiled: April 9, 2023Publication date: April 18, 2024Applicant: CALB Group Co., Ltd.Inventors: Yawei Wang, Binwei Qi, Qianqian Sun, Lulu Zhang
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Publication number: 20240128606Abstract: The disclosure relates to the technical field of batteries, and a cylindrical battery is provided, including: a single cell housing structure; a core, which is arranged in the single cell housing structure, and the core includes a core body, a first tab and a second tab, and the first tab and the second tab arranged at intervals extend out from the same end of the core body, and the core body is formed with a winding center; the first tab and the second tab are arranged along the circumferential direction of the winding center, and the length of the first tab is greater than the length of the second tab along the radial direction of the winding center. A certain distance may be set between the first tab and the second tab on basis that the first tab and the second tab are able to have sufficient current-passing capability.Type: ApplicationFiled: April 11, 2023Publication date: April 18, 2024Applicant: CALB Group Co., Ltd.Inventors: Yawei Wang, Binwei Qi, Qianqian Sun, Lulu Zhang
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Publication number: 20240110284Abstract: A method of processing a substrate is disclosed which includes depositing a layer in a processing chamber on a field region, a sidewall region, and a fill region of a feature of the substrate, wherein a hardness of a portion of the layer deposited on the sidewall region is lower than a hardness of a portion of the layer deposited on the field region, and lower than a hardness of a portion of the layer deposited on the fill region.Type: ApplicationFiled: September 26, 2023Publication date: April 4, 2024Inventors: Lulu XIONG, Kevin Hsiao, Chris LIU, Chieh-Wen LO, Sean M. SEUTTER, Deenesh PADHI, Prayudi LIANTO, Peng SUO, Guan Huei SEE, Zongbin WANG, Shengwei ZENG, Balamurugan RAMASAMY
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Publication number: 20240109898Abstract: A substituted pyrazolo[1,5-alpyrimidin-7-amine derivative, the structure of which is represented by formula (1), or pharmaceutically acceptable salts, solvates, stereoisomers, prodrugs, drug compositions thereof. The derivative has significant CDK9-selective inhibitory activity.Type: ApplicationFiled: January 21, 2022Publication date: April 4, 2024Applicants: SHANGHAI HAIYAN PHARMACEUTICAL TECHNOLOGY CO., LTD., YANGTZE RIVER PHARMACEUTICAL GROUP CO., LTD.Inventors: Zhiming ZHAO, Shenghua WU, Mojia HUA, Yang LIU, Shenglei HAO, Lulu WANG
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Publication number: 20240114736Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate, a pixel circuit layer and an anode layer; the pixel circuit layer includes a plurality of pixel driving circuits, the anode layer includes a plurality of anode groups, each of the plurality of anode groups includes a first anode and a second anode which are oppositely arranged, the first anode includes a first main body portion and a first connection portion, the first anode further includes an extension portion and an anode compensation portion, an orthographic projection of the anode compensation portion on the base substrate covers one thin film transistor in the pixel driving circuit connected to the first connection portion.Type: ApplicationFiled: December 14, 2023Publication date: April 4, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lulu YANG, Tinghua SHANG, Guomeng ZHANG, Yu WANG, Xiaofeng JIANG, Xin ZHANG, Yupeng HE, Yi QU, Biao LIU, Mengmeng DU, Xiangdan DONG, Hongwei MA
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Patent number: 11947577Abstract: Systems and methods for providing auto-completion options to input characters are presented. In response to receiving input characters, a plurality of items of content (that are non-textual items of content) of a corpus of content are identified. These items of content are clustered into n clusters of content according to similarities among the items of content. From the items of content of each cluster, a descriptive title is determined for the cluster. This descriptive title is an auto-completion option for the cluster. The descriptive titles/auto-completion options are provided in response to receiving the input characters.Type: GrantFiled: June 24, 2021Date of Patent: April 2, 2024Assignee: Pinterest, Inc.Inventors: Jeffrey Harris, Lulu Cheng, Xixia Wang, Matthew Chun-Bong Fong, Joseph Vito Zingarelli, Long Cheng
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Publication number: 20240097288Abstract: The disclosure relates to the technical field of batteries, and a battery is provided, including a housing; a cell, which is disposed in the housing, and includes a main body and a first tab, and the first tab is led out from one end of the main body; a first insulator, which is disposed in the housing; a first current collector, which is integrally formed in the first insulator, and is connected to the first tab; the largest circumferential outer edge of the orthographic projection of the first current collector facing an end surface of the main body is located inside the largest circumferential outer edge of the orthographic projection of the first insulator facing an end surface of the main body.Type: ApplicationFiled: January 6, 2023Publication date: March 21, 2024Applicant: CALB Co., Ltd.Inventors: Qianqian Sun, Binwei Qi, Yawei Wang, Lulu Zhang
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Publication number: 20240068078Abstract: A die steel with a high thermal diffusion coefficient includes 0.30-0.40 wt. % of C, 0.05-0.10 wt. % of Si, 2.50-3.40 wt. % of Mo, 0.01-0.05 wt. % of Nb, 0.30-0.50 wt. % of Co, 0.01-0.05 wt. % of RE, the rest is Fe and unavoidable impurities, wherein in the die steel, P?0.15 wt. %, S?0.025 wt. %. A preparation method of the die steel includes steps of melting, electroslag remelting, electroslag ingot annealing, forging, spheroidizing annealing, quenching and tempering.Type: ApplicationFiled: March 9, 2022Publication date: February 29, 2024Inventors: Shuang LI, Zhen CAO, Zhen WANG, Yanlin Shi, Long LIU, Lulu ZHAO, Ziliang Wang, Yongliang Shi, Chenlong Wang, Yunchang Huo
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Patent number: 11905229Abstract: A method of synthesizing diclofenac sodium, including: subjecting aniline and chloroacetic acid to amidation to obtain 2-chloro-N-phenylacetamide; subjecting 2-chloro-N-phenylacetamide and 2,6-dichlorophenol to condensation reaction to obtain 2-(2,6-dichlorophenoxy)-N-phenylacetamide; subjecting 2-(2,6-dichlorophenoxy)-N-phenylacetamide to Smiles rearrangement in the presence of an inorganic base to obtain N-(2,6-dichlorophenyl)-2-hydroxy-N-phenylacetamide; subjecting N-(2,6-dichlorophenyl)-2-hydroxy-N-phenylacetamide and thionyl chloride to chlorination to obtain N-(2,6-dichlorophenyl)-2-chloro-N-phenylacetamide; subjecting N-(2,6-dichlorophenyl)-2-chloro-N-phenylacetamide to Friedel-Crafts alkylation in the presence of a Lewis acid catalyst to obtain 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one; and subjecting 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one to hydrolysis in the presence of an inorganic base to obtain diclofenac sodium.Type: GrantFiled: February 22, 2023Date of Patent: February 20, 2024Assignee: Fudan UniversityInventors: Fener Chen, Dang Cheng, Lulu Wang, Ge Meng, Yingtang Ning, Zedu Huang
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Patent number: 11834388Abstract: This application relates to pharmaceutical engineering, and more particularly to a continuous-flow preparation method of diclofenac sodium. The continuous-flow preparation method includes: subjecting aniline and chloroacetic acid to amidation to obtain 2-chloro-N-phenylacetamide (3); subjecting 2-chloro-N-phenylacetamide (3) and 2,6-dichlorophenol to continuous condensation to obtain N-(2,6-dichlorophenyl)-2-hydroxy-N-phenylacetamide (5); subjecting N-(2,6-dichlorophenyl)-2-hydroxy-N-phenylacetamide (5) and thionyl chloride to chlorination to obtain N-(2,6-dichlorophenyl)-2-chloro-N-phenylacetamide (6); subjecting N-(2,6-dichlorophenyl)-2-chloro-N-phenylacetamide (6) to Friedel-Crafts alkylation in the presence of aluminum chloride to obtain 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one (7); and subjecting 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one (7) to hydrolysis to obtain the diclofenac sodium.Type: GrantFiled: February 22, 2023Date of Patent: December 5, 2023Assignee: Fudan UniversityInventors: Fener Chen, Dang Cheng, Lulu Wang, Ge Meng, Yingtang Ning
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Publication number: 20230385534Abstract: The disclosure is directed to system that is configured to manage electronic content and, more specifically, provide a user interface for designating content status with respect to electronic content. The electronic content may be managed by a content collaboration system that manages and stores user-generated content in a series of related pages or documents. Content status may be designated using controls provided via a web-browser user interface and used for tracking and management of electronic content by individual users, which may allow for improved data preservation and more uniform content management.Type: ApplicationFiled: August 12, 2023Publication date: November 30, 2023Inventors: Erik Gui, Samantha Ugulava, Lulu Wang, Eric Van Lare, Mark Séjourné, Traci Wilbanks
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Patent number: 11800500Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless communication device may receive protocol data units (PDUs) in multiple TTIs (e.g., slots). The wireless communication device may generate, for each TTI of the multiple TTIs, a descriptor that identifies serial numbers (SNs) of PDUs that are received in the TTI. The wireless communication device may aggregate the descriptors for the multiple TTIs into an aggregated descriptor that identifies the SNs of the PDUs across the multiple TTIs. The wireless communication device may process the PDUs received in the multiple TTIs based at least in part on the aggregated descriptor. Numerous other aspects are described.Type: GrantFiled: May 31, 2021Date of Patent: October 24, 2023Assignee: QUALCOMM IncorporatedInventors: Akshay Kumar, Arnaud Meylan, Xing Chen, Shailesh Maheshwari, Lulu Wang, Ashwin Raman
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Patent number: 11734501Abstract: The disclosure is directed to system that is configured to manage electronic content and, more specifically, provide a user interface for designating content status with respect to electronic content. The electronic content may be managed by a content collaboration system that manages and stores user-generated content in a series of related pages or documents. Content status may be designated using controls provided via a web-browser user interface and used for tracking and management of electronic content by individual users, which may allow for improved data preservation and more uniform content management.Type: GrantFiled: June 29, 2022Date of Patent: August 22, 2023Assignees: ATLASSIAN PTY LTD., ATLASSIAN US, INC.Inventors: Erik Gui, Samantha Ugulava, Lulu Wang, Eric Van Lare, Mark Séjourné, Traci Wilbanks
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Publication number: 20230247378Abstract: Head-wearable apparatus to generate binaural audio content includes a first stem coupled to a first microphone housing that encases first front microphone and first rear microphone that generates acoustic signals, respectively. First microphone housing includes a first front port that faces downward and a first rear port that faces backwards. Apparatus includes second stem coupled to second microphone housing that encases second front microphone and second rear microphone that generate acoustic signals, respectively. Second microphone housing includes second front port that faces downward and second rear port that faces backwards. Apparatus includes binaural audio processor that includes beamformer and storage device. Beamformer generate first beamformer signal based on acoustic signals from first front microphone and first rear microphone, and second beamformer based on acoustic signals from second front microphone and second rear microphone.Type: ApplicationFiled: April 6, 2023Publication date: August 3, 2023Inventors: Michael Asfaw, Dunxu Hu, Patrick Timothy McSweeney Simons, Victoria Lulu Wang Limketkai
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Publication number: 20230234911Abstract: A method of synthesizing diclofenac sodium, including: subjecting aniline and chloroacetic acid to amidation to obtain 2-chloro-N-phenylacetamide; subjecting 2-chloro-N-phenylacetamide and 2,6-dichlorophenol to condensation reaction to obtain 2-(2,6-dichlorophenoxy)-N-phenylacetamide; subjecting 2-(2,6-dichlorophenoxy)-N-phenylacetamide to Smiles rearrangement in the presence of an inorganic base to obtain N-(2,6-dichlorophenyl)-2-hydroxy-N-phenylacetamide; subjecting N-(2,6-dichlorophenyl)-2-hydroxy-N-phenylacetamide and thionyl chloride to chlorination to obtain N-(2,6-dichlorophenyl)-2-chloro-N-phenylacetamide; subjecting N-(2,6-dichlorophenyl)-2-chloro-N-phenylacetamide to Friedel-Crafts alkylation in the presence of a Lewis acid catalyst to obtain 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one; and subjecting 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one to hydrolysis in the presence of an inorganic base to obtain diclofenac sodium.Type: ApplicationFiled: February 22, 2023Publication date: July 27, 2023Inventors: Fener CHEN, Dang CHENG, Lulu WANG, Ge MENG, Yingtang NING, Zedu HUANG
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Patent number: 11708321Abstract: A method for preparing (dimethylaminomethylene) malononitrile by using a micro reaction system. Cyanoacetamide, N,N-dimethylformamide and a catalyst are mixed to obtain a mixture, and the mixture and phosphorus oxychloride are simultaneously pumped into the micro reaction system that includes a micromixer and a microchannel reactor connected in series for continuous dehydration condensation. After adjusted to a target pH, the crude product is subjected to continuous liquid-liquid extraction with an organic solvent in a centrifugal extraction unit comprising a plurality of annular centrifugal extractors connected in series. The organic phase is collected to obtain the target product (dimethyl aminomethylene) malononitrile.Type: GrantFiled: November 24, 2020Date of Patent: July 25, 2023Assignee: Fudan UniversityInventors: Fener Chen, Dang Cheng, Meifen Jiang, Minjie Liu, Huashan Huang, Lulu Wang