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Pilas de combustible

Resultados 601 resultados
LastUpdate Última actualización 04/07/2025 [07:45:00]
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Solicitudes publicadas en los últimos 15 días / Applications published in the last 15 days
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BATTERY MODULE WITH REDUCED RISK OF THERMAL RUNAWAY

NºPublicación:  EP4579876A1 02/07/2025
Solicitante: 
AUTOMOTIVE CELLS COMPANY SE [FR]
Automotive Cells Company SE
EP_4579876_PA

Resumen de: EP4579876A1

The battery module (10) comprises a plurality of units (U1, U2) aligned in an alignment direction (X). Each unit (U1, U2) is separated of adjacent units by respective thermal walls (11). The plurality of units (U1, U2) comprises two end units (U1), each arranged at a respective end of the battery module (10) in the alignment direction (X), and intermediate units (U2) aligned between the end units (U1). Each end unit (U1) comprises only one first cell (12), and each intermediate unit comprises at least one cell (12, 14), the capacity of the first cell (12) of each end unit (U1) being smaller than the total capacity of the at least one cell of at least one of the intermediate units (U2).

SYSTEMS AND METHODS FOR SECURE POWER DELIVERY

NºPublicación:  EP4579866A1 02/07/2025
Solicitante: 
HUIN STEEVE [NL]
Huin, Steeve
EP_4579866_PA

Resumen de: EP4579866A1

Disclosed herein is a battery comprising: an electrical power supply portion configured to supply electrical power to a device connected to the battery; and a control portion configured to control a power output of the electrical power supply portion. The control portion is configured to control the power output of the electrical power supply portion based on a determined environmental condition of the battery.

A WIRELESSLY-CHARGED ENERGY STORAGE DEVICE

NºPublicación:  EP4578083A1 02/07/2025
Solicitante: 
WAVEN SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA [PL]
Waven Spolka z Ograniczona Odpowiedzialnoscia
CN_119768992_PA

Resumen de: CN119768992A

The present invention is an energy storage device that is wirelessly charged. The device is characterized in that the housing (1) is made of a dielectric material having a dielectric constant in the range of 2 to 5 and a wall thickness in the range of 0.5 mm to 15 mm. At least one layered strip antenna (3) made of a conductive material is applied to the outer surface of the housing (1), in which successive antenna layers are separated by layers of dielectric material. Inside the housing (1), a housing guide (4) is formed, in which a PCB (5) having a system (6) for converting RF energy into DC is inserted. Terminals (7) connect the at least one energy storage module (2) to terminals (7) of a system for converting RF energy into DC, said terminals (7) and contacts (8) being embedded on a PCB (5) connected to the at least one antenna (3).

GRANULAR COMPOSITION CONTAINING GRAPHENE AND SULPHUR AND METHOD FOR PRODUCING IT

NºPublicación:  EP4578052A1 02/07/2025
Solicitante: 
DIRECTA PLUS SPA [IT]
Directa Plus S.p.A
CN_119816954_A

Resumen de: CN119816954A

A particulate composition comprising sulfur, graphene nanoplatelets and optionally a binder, and the use of the composition for preparing a battery cathode.

DEVICE FOR COATING A CARRIER SUBSTRATE WITH A POWDER MATERIAL

NºPublicación:  EP4577366A1 02/07/2025
Solicitante: 
KOENIG & BAUER AG [DE]
Koenig & Bauer AG
KR_20250073475_PA

Resumen de: WO2024149476A1

The invention relates to a device (100; 100*) for coating a carrier substrate (006) with a powder material (004), comprising at least one first application mechanism (101) having a first roller (102; 102') and a second roller (103) which is adjacent to the first roller (102; 102'), which rollers form a first gap (104; 104') in the nip (107; 107') between their lateral surfaces, which first gap serves the purpose of film formation and through which first gap powder material (004) can be conveyed in order to form a first dry film (003') in the process, wherein the second roller (103; 103'), or an additional roller which is downstream of the second roller (103) in the direction of the material flow, forms a second gap (107) with a roller (103'; 106) acting as a counter-pressure roller (103'; 106), through which second gap a carrier substrate (106) to be coated can be guided, and the dry film (106) formed in the first gap (104; 104') can be applied to the carrier substrate. The first roller and the second roller (102; 103; 102'; 103') can be tilted in relation to one another in respect of the relative extension of their axes of rotation (R102; R103, R102'; R103') and are variable in their relative inclination (α) in that the first roller or the second roller (102; 103; 102'; 103') is mounted in the device so as to be pivotable about an actual pivot axle or an imaginary pivot axis (S) extending perpendicularly to the axis of rotation (R102; R103, R102'; R103') of the pivotable ro

METHOD FOR PRODUCING CATHODE MATERIAL FROM SPENT BATTERIES

NºPublicación:  EP4577677A1 02/07/2025
Solicitante: 
H C STARCK TUNGSTEN GMBH [DE]
H.C. Starck Tungsten GmbH
KR_20250050042_PA

Resumen de: MX2025001003A

The present invention relates to a method for producing cathode material from spent batteries, and to cathode material obtained according to the method of the invention.

PROCESS FOR PREPARING A HIGH-PURITY NICKEL SULPHATE SOLUTION

NºPublicación:  EP4577500A1 02/07/2025
Solicitante: 
UMICORE NV [BE]
Umicore
CN_119923372_A

Resumen de: CN119923372A

The present invention provides a process for preparing a high purity nickel sulfate solution, the process comprising the steps of: i. Forming a mixed metal sulfate aqueous solution by reacting sulfuric acid with a raw material feed comprising nickel, manganese, cobalt and magnesium in an aqueous medium; ii. Extracting manganese from the mixed aqueous metal sulfate solution, thereby obtaining a first aqueous raffinate comprising nickel, cobalt and magnesium, and a manganese-rich organic phase; iii. Extracting cobalt from the first aqueous raffinate, thereby obtaining a second aqueous raffinate comprising nickel and magnesium, and a cobalt-rich organic phase; and iv, extracting magnesium from the second aqueous raffinate to obtain a high-purity nickel sulfate solution and a magnesium-rich organic phase.

PROTECTION DEVICE FOR PROPULSION BATTERIES AGAINST CONDUCTIVE ENERGY DISCHARGE

NºPublicación:  EP4578066A1 02/07/2025
Solicitante: 
SCANIA CV AB [SE]
Scania CV AB
CN_119605030_PA

Resumen de: CN119605030A

The present application relates to a protection device against discharge by the human body, comprising an electrically conductive element (40) electrically connected between a cathode (14) of a battery cell (12) of a vehicle propulsion battery module (10) and a metal casing (20) surrounding said battery cell (12), the electrically conductive element (40) showing a resistance characteristic, the invention relates to a battery unit (12) for limiting stray capacitance energy through a human body when the human body is in contact with a conductor of the battery unit (12).

ALKYL CARBONATES AS REDUCING AGENTS IN HYDROMETALLURGY

NºPublicación:  EP4577676A1 02/07/2025
Solicitante: 
BASF SE [DE]
BASF SE
KR_20250051113_PA

Resumen de: CN119744311A

Disclosed herein are methods for extracting one or more metals from a material wherein the method comprises contacting the material with an acidic aqueous solution having a pH of less than 7 and reducing one or more metal oxides selected from the group consisting of nickel oxide, cobalt oxide and manganese oxide with an alkyl carbonate; wherein the material comprises the one or more metal oxides. Also disclosed are methods comprising extracting one or more metals from a material to obtain an aqueous solution comprising metal ions, and separating the metal ions to obtain at least one substantially pure metal ion solution and/or at least one substantially pure solid metal ion salt. Further disclosed are methods for recycling at least one battery material selected from the group consisting of lithium ion batteries, lithium ion battery waste, lithium ion battery production waste, lithium ion battery cell production waste, lithium ion cathode active materials, and combinations thereof.

A SODIUM LAYERED OXIDE, ITS USE AND ITS METHOD OF MANUFACTURE

NºPublicación:  EP4577499A1 02/07/2025
Solicitante: 
CENTRE NAT RECH SCIENT [FR]
COLLEGE FRANCE [FR]
UNIV SORBONNE [FR]
Centre National de la Recherche Scientifique,
College de France,
Sorbonne Universit\u00E9
KR_20250053071_PA

Resumen de: CN119790512A

The invention relates to a sodium layered oxide of formula I: NaxM1a + i-y-z-n M2b + yM3c + zM4d + nO2 wherein: M1a +, M2b +, M3c + and M4d + are different transition metal ions or mixtures thereof, x is a number ranging from 0.5 to less than 1; y, z and n are numbers ranging from 0.01 to 0.85; y + z + n is less than 1; a, b, c and d are the corresponding oxidation numbers of the transition metal ions M1, M2, M3 and M4 respectively; the cumulative oxidation state a * (1-y-z-n) + (b * y) + (c * z) + (d * n) of the transition metal ions is equal to 4-x; and wherein the sodium layered oxide of formula I is not P2-Na < 2 >/3 > Ni < 1/4 > Mn < 1/2 > Ti < 1/6 > Zn < 1/12 > O < 2 >, P2-Na < 2 >/3 > Ni < 1/4 > Mn < 1/2 > Ti < 1/6 > Mg < 1/12 > O < 2 >, or P2-Na < 2 >/3 > Ni < 1/4 > Mn < 1/2 > Ti < 1/6 > Mg < 1/12 > O < 2 >.

PROCESS FOR COMPACT DEPOSITION OF LITHIUM ON AN ELECTRICALLY CONDUCTIVE SUBSTRATE

NºPublicación:  EP4577683A1 02/07/2025
Solicitante: 
ALBEMARLE GERMANY GMBH [DE]
Albemarle Germany GmbH
KR_20250054057_A

Resumen de: CN119790187A

An electrically conductive substrate coated with dense lithium is described, where the substrate consists of a sheet-like metal or sheet-like carbon-based material, where on at least one side of the substrate there is a lithium-philic intermediate layer of 1 to 5000 nm thick, the lithium-philic intermediate layer contains or consists of at least one metal or metalloid element selected from the group of Zn, Al, B, Cd, Au, Ag, Si, Pb, Sn, Ge, Ga, In, Mg, Cr, V, Mo, W, Zr, and Mn. A method of producing such a lithium coated substrate is also described.

PROCESS FOR THE PREPARATION OF NICKEL OXIDE

NºPublicación:  EP4577498A1 02/07/2025
Solicitante: 
BASF SE [DE]
BASF SE
CN_119768371_PA

Resumen de: CN119768371A

The invention relates to a process for preparing NiO particles, comprising the step a0) of contacting a Ni (CO) 4 gas stream at a temperature below 100 DEG C with an oxidizing gas stream to directly produce NiO particles in the product stream of the reactor.

HYDRAULIC THERMAL MANAGEMENT MODULE FOR A COOLING CIRCUIT OF AN ELECTRIC VEHICLE, COOLING CIRCUIT, AND ELECTRIC VEHICLE COMPRISING SUCH A HYDRAULIC MODULE

NºPublicación:  EP4577419A1 02/07/2025
Solicitante: 
STELLANTIS AUTO SAS [FR]
Stellantis Auto SAS
WO_2024042275_PA

Resumen de: WO2024042275A1

The invention relates to a hydraulic thermal management module (10) for a cooling circuit (5) of an electric vehicle (3), the module comprising two hydraulic pumps (20, 21) and ten interfaces (A, B1, B2, D, E, F, G, H, I, K) forming fluid communication channels, wherein at least five of the interfaces can be opened and closed so as to enable the hydraulic thermal management module (10) to adopt at least four control configurations (P1). The invention also relates to a cooling circuit (5) comprising a hydraulic thermal management module (10). The invention further relates to a method for using the cooling circuit (5). Lastly, the invention relates to an electric vehicle (3) comprising such a hydraulic thermal management module (10) or such a cooling circuit (5).

BATTERY HAVING THERMALLY ACTIVATED ELECTROLYTE EXTRACTION AND ASSOCIATED METHOD

NºPublicación:  EP4578058A1 02/07/2025
Solicitante: 
IBM [US]
International Business Machines Corporation
CN_119698713_PA

Resumen de: CN119698713A

A system and method for flushing electrolyte from an electrolyte flushable battery device during a thermal runaway event. At least one condition of the electrolyte flushable battery device is monitored to detect a potential thermal runaway event as a function of the at least one condition exceeding a threshold. In response, an inlet valve and an outlet valve on the battery device are opened. The flushing liquid is flushed or pumped through the battery device, wherein the flushing liquid enters the device through the inlet valve and exits the device through the outlet valve. The irrigation liquid is then stored in the reservoir.

ELECTROLYTES

NºPublicación:  EP4578051A1 02/07/2025
Solicitante: 
FARADION LTD [GB]
Faradion Limited
KR_20250051100_PA

Resumen de: CN119790504A

The present invention relates to the use of a composition comprising a solvent system comprising a first component comprising one or more non-aqueous solvents and a second component comprising one or more performance additives as an electrolyte. Apparatuses and methods including the electrolyte compositions are also disclosed.

APPARATUS AND METHOD FOR CONTROLLING INNER CONDITION ENVIRONMENT OF BATTERY PACK

NºPublicación:  EP4578724A1 02/07/2025
Solicitante: 
SAMSUNG SDI CO LTD [KR]
Samsung SDI Co., Ltd
EP_4578724_PA

Resumen de: EP4578724A1

The present disclosure relates to an apparatus and method for controlling an internal environment of a battery pack (100) and is directed to providing a method for effectively controlling an internal environment of a battery pack (100) by accurately calculating a dew point based on an internal temperature and humidity of a battery pack (100) and performing cooling or heating according to a change in current temperature to prevent generation of dew condensation and minimize damage due to the humidity. To this end, the present disclosure includes a temperature sensor (241) which measures an internal temperature of a battery pack (100), a humidity sensor (242) which measures an internal humidity of the battery pack (100), a heating apparatus (280) which increases the internal temperature of the battery pack (100), and a processor (210) which controls an internal environment of the battery pack (100) by calculating a dew point based on the measured temperature and humidity, setting a threshold value based on the dew point, determining whether a current temperature reaches the threshold value according to changes in the temperature and the humidity, and applying a control signal to the heating apparatus (280) such that the current temperature does not reach the threshold value.

SECONDARY BATTERY AND ELECTRONIC DEVICE

NºPublicación:  EP4579894A1 02/07/2025
Solicitante: 
NINGDE AMPEREX TECHNOLOGY LTD [CN]
Ningde Amperex Technology Limited
EP_4579894_PA

Resumen de: EP4579894A1

This application discloses a secondary battery and an electronic device. The secondary battery includes a housing, an electrode assembly, and a current collector plate. The current collector plate is electrically connected to the electrode assembly. The bottom of the housing includes a main body zone and a thinned zone connecting to the main body zone, and the thinned zone is electrically connected to the current collector plate. Area of the thinned zone accounts for 2% to 30% of total area of the bottom of the housing. In this application, the thinned zone is provided in a middle zone of the bottom of the housing and connects to the current collector plate via laser welding, so that the thinned zone can significantly reduce welding power during welding at the bottom, broadening a welding window and effectively improving welding yield at the bottom of the battery. In addition, the technical solution disclosed in this application has wide applicability and can be applied to housings of various sizes and thicknesses, all of which can implement a high welding yield.

BATTERY MANAGEMENT SYSTEM CONTROL CIRCUITRY

NºPublicación:  EP4578059A1 02/07/2025
Solicitante: 
FORM ENERGY INC [US]
Form Energy, Inc
CN_120077505_PA

Resumen de: TW202417273A

Systems, methods, and devices of the various embodiments may provide control and/or sensing circuit configurations for electrochemical energy storage systems, such as metal-air battery systems. Various embodiments may include systems, methods, and devices supporting terminal switching between a charge cathode and a discharge cathode of a metal-air battery, bypass switching for the metal-air battery, and/or electrolyte low level detection for the metal-air battery.

METHOD AND SYSTEM FOR RECOVERY OF METALS FROM SPENT LITHIUM ION BATTERIES

NºPublicación:  EP4578060A2 02/07/2025
Solicitante: 
AGR LITHIUM INC [US]
AGR Lithium Inc
TW_202515019_A

Resumen de: TW202515019A

A method for obtaining a metal salt from a spent lithium-ion (Li-ion) battery may include contacting a leaching solvent to a portion of the spent lithium-ion battery to form a first dispersion. The first dispersion is heated to a temperature in a range from 50 DEG C to 90 DEG C by applying microwave radiation. The temperature of the first dispersion is maintained to be in the range from 50 DEG C to 90 DEG C for a period in a range from 10 seconds to 5 minutes by further applying microwave radiation to the heated first dispersion. The first dispersion is filtered to obtain a first filtrate. A first base is contacted with the first filtrate to increase a pH of the first filtrate to a first predetermined value to precipitate a first metal salt.

CONSTRUCTION OF BATTERY MODULE AND SYSTEMS INTERFACES FOR METAL-AIR BATTERIES

NºPublicación:  EP4578063A1 02/07/2025
Solicitante: 
FORM ENERGY INC [US]
Form Energy, Inc
CN_120051887_PA

Resumen de: TW202425396A

According to one aspect, a power storage system may include an enclosure, and one or more modules disposed in the enclosure. Each of the one or more modules may include a plurality of electrochemical cells electrically coupled to one another, each one of the plurality of electrochemical cells including an oxygen evolution electrode (OEE), an anode, a gas diffusion electrode (GDE), an electrolyte, and a vessel and, within the vessel, the OEE, the anode, and the GDE at least partially immersed in the electrolyte.

ELECTRODE ASSEMBLY, BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE

NºPublicación:  EP4579861A1 02/07/2025
Solicitante: 
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD [HK]
Contemporary Amperex Technology (Hong Kong) Limited
EP_4579861_PA

Resumen de: EP4579861A1

The embodiments of the present application provide an electrode assembly, a battery cell, a battery, and an electrical device. The electrode assembly comprises: a first pole piece, the first pole piece comprising a plurality of first layered segments and at least one first bent segment; wherein the first bent segment comprises a plurality of first notches arranged along a second direction, the second direction being the direction in which the first bent segment extends; the plurality of first notches comprise first edge notches disposed on two ends of the first pole piece along the second direction, and a first middle notch located in a middle area of the first pole piece; and the length of the first edge notches along the second direction is greater than the length of the first middle notch along the second direction. The electrode assembly, battery cell, battery, and electrical device of the embodiments of the present application improve the machining efficiency and quality pass rate of the electrode assembly.

HIGH-VOLTAGE CONTROL BOX

NºPublicación:  EP4578710A1 02/07/2025
Solicitante: 
MICROVAST INC [US]
MICROVAST POWER SYSTEMS CO LTD [CN]
Microvast, Inc,
Microvast Power Systems Co., Ltd
EP_4578710_A1

Resumen de: EP4578710A1

A high-voltage control box includes a control box body, a terminal resistor, and a wiring assembly. A CAN bus and a battery management unit are provided inside the control box body. The CAN bus includes a high wire and a low wire, which are connected to the battery management unit. The terminal resistor is provided inside the control box body. The wiring assembly is installed on a wall of the control box body, and is connected to the high wire, the low wire and the terminal resistor. The terminal resistor is disconnected from the high wire and/or the low wire, and the wiring assembly is configured to be connected with an external electrical connector to enable the terminal resistor to be electrically connected with the high wire and the low wire through the wiring assembly and the external electrical connector.

BATTERY MANAGEMENT DEVICE AND METHOD, AND BATTERY PACK COMPRISING SAME

NºPublicación:  EP4579995A1 02/07/2025
Solicitante: 
LG ENERGY SOLUTION LTD [KR]
LG Energy Solution, Ltd
EP_4579995_PA

Resumen de: EP4579995A1

A battery management apparatus includes: a voltage meter that measures voltages of a plurality of batteries connected in series to each other; and a controller that estimates State of Charges (SOCs) of the plurality of batteries based on the measured voltages, and control charge and discharge of the plurality of batteries to make the estimated SOCs of the plurality of batteries fall within a plurality of usable SOC bands preset to correspond to the plurality of batteries.

BATTERY MODULE AND BATTERY PACK INCLUDING SAME

NºPublicación:  EP4579919A1 02/07/2025
Solicitante: 
LG ENERGY SOLUTION LTD [KR]
LG Energy Solution, Ltd
EP_4579919_PA

Resumen de: EP4579919A1

A battery module according to the present disclosure includes: a cell stack including stacked pouch-type battery cells; a bus-bar frame assembly configured to electrically connect the battery cells; a module case configured to accommodate the battery cells; and a venting guide member attached to a cell terrace of a pouch case heat-fused in the battery cell and configured to make a hole in the cell terrace.

BATTERY MODULE, AND BATTERY PACK AND VEHICLE COMPRISING SAME

Nº publicación: EP4579911A1 02/07/2025

Solicitante:

LG ENERGY SOLUTION LTD [KR]
LG Energy Solution, Ltd

EP_4579911_PA

Resumen de: EP4579911A1

The present disclosure discloses a battery module with enhanced safety. A battery module according to an aspect of the disclosure includes a cell stack including: a plurality of battery cells stacked in at least one direction; and a module case configured to accommodate the cell stack, wherein the at least one of the plurality of battery cells includes a coating layer on the surface thereof.

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