H01M8/225 - CPC Classification Index

ClassID:

213652 ⎘

H01M8/225 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Fuel cells in which the fuel is based on materials comprising carbon or oxygen or hydrogen and other elements; Fuel cells in which the fuel is based on materials comprising only elements other than carbon, oxygen or hydrogen Fuel cells in which the fuel is based on materials comprising particulate active material in the form of a suspension, a dispersion, a fluidised bed or a paste

Recent Application in this class:

20250096296

2025-03-20

FLOW BATTERY CELL AND METAL-AIR FLOW BATTERY

20250046839

2025-02-06

APPARATUS AND METHOD FOR DETECTING OR CONTROLLING CARBON BUILDUP IN A DIRECT CARBON FUEL CELL

20240063416

2024-02-22

REBALANCING CELL SYSTEM FOR REDOX FLOW BATTERY

20230197998

2023-06-22

SYSTEMS AND METHODS FOR FUEL CELLS ENERGY STORAGE AND RECOVERY

20230089941

2023-03-23

Hybrid redox fuel cell system

20230059618

2023-02-23

Pre-equilibrium system and method using solid-state devices as energy converters using nano-engineered porous network materials

20220223895

2022-07-14

RECHARGEABLE LIQUID FUEL CELL SYSTEM AND METHOD

20210391591

2021-12-16

Extending the lifetime of organic flow batteries via redox state management

20210376368

2021-12-02

Systems and methods for fuel cells energy storage and recovery

#10

20210367257

2021-11-25

Magnetic flow battery

#11

20210249679

2021-08-12

STACK ACTIVE AREA LOAD SENSING

#12

20210083346

2021-03-18

Metal-air fuel cell

#13

20200365747

2020-11-19

Pre-equilibrium system and method using solid-state devices as energy converters using nano-engineered porous network

#14

20200176798

2020-06-04

System and method for converting chemical energy into electrical energy using nano-engineered porous network materials

#15

20200144653

2020-05-07

Electrochemical Reactors with Fluid Dispersing Components

#16

20200119384

2020-04-16

ELECTROCHEMICAL SYSTEMS WITH PRECIPITATED REACTANTS AND RELATED METHODS

#17

20190198906

2019-06-27

Fuel cell catalyst layer, membrane electrode assembly, and fuel cell

#18

20190165403

2019-05-30

Systems and methods for fuel cells energy storage and recovery

#19

20190152811

2019-05-23

Fluidized bed and hybrid suspension electrodes for energy storage and water desalination systems

#20

20190081328

2019-03-14

GAS VENT FOR ELECTOCHEMICAL CELL

#21

20190058208

2019-02-21

Flow battery

#22

20180301929

2018-10-18

Fast switching back-up power supply system employing rechargeable electrochemical cells

#23

20180233763

2018-08-16

COPPER BASED FLOW BATTERIES

#24

20180212294

2018-07-26

Metal-air fuel cell

#25

20180204963

2018-07-19

Pre-equilibrium system and method using solid-state devices as energy converters using nano-engineered porous network materials

#26

20180175427

2018-06-21

Flow battery

#27

20180175426

2018-06-21

Flow battery

#28

20180086993

2018-03-29

Apparatus and method for conversion of solid waste into synthetic oil, gas, and fertilizer

#29

20180048042

2018-02-15

RECHARGEABLE ELECTROCHEMICAL SYSTEM USING TRANSITION METAL PROMOTER

#30

20170346125

2017-11-30

VANADIUM ACTIVE MATERIAL SOLUTION AND VANADIUM REDOX BATTERY

#31

20170279140

2017-09-28

System and method for condition monitoring of redox flow batteries using data analytics

#32

20170214066

2017-07-27

Modular fuel cell structure, casing of the same, and fuel cell system

#33

20170200966

2017-07-13

METAL SULFIDE ELECTRODES AND ENERGY STORAGE DEVICES THEREOF

#34

20170117568

2017-04-27

Electrochemical system for storing electricity in metals

#35

20170033390

2017-02-02

Semi-solid electrodes having high rate capability

#36

20170005352

2017-01-05

Electrolyte composition, and energy storage device employing the same

#37

20160268621

2016-09-15

Fuel system using redox flow battery

#38

20160248098

2016-08-25

System and method for converting chemical energy into electrical energy using nano-engineered porous network materials

#39

20160064742

2016-03-03

Solid oxide fuel cells fueled with reducible oxides

#40

20160064740

2016-03-03

Gas vent for electrochemical cell

#41

20160056491

2016-02-25

Semi-solid electrodes having high rate capability

#42

20150349369

2015-12-03

High-Energy-Density, Nonaqueous, Redox Flow Batteries Having Iodine-based Species

#43

20150315475

2015-11-05

Apparatus and method for conversion of solid waste into synthetic oil, gas, and fertilizer

#44

20150303501

2015-10-22

Power generator with high pressure hydrogen generator

#45

20150280267

2015-10-01

Semi-solid electrodes having high rate capability

#46

20150188166

2015-07-02

Fuel supplying apparatus and system for direct carbon fuel cell

#47

20150056524

2015-02-26

Electrochemical system for storing electricity in metals

#48

20150044598

2015-02-12

Liquid drum type fuel cell-metal recovery apparatus

#49

20150017567

2015-01-15

ELECTROCHEMICAL ENERGY STORAGE DEVICE OR ENERGY CONVERSION DEVICE COMPRISING A GALVANIC CELL HAVING ELECTROCHEMICAL HALF-CELLS CONTAINING A SUSPENSION OR FULLERENE AND IONIC LIQUID

#50

20140302370

2014-10-09

Metal sulfide electrodes and energy storage devices thereof

#51

20140242493

2014-08-28

Direct carbon electrochemical cell

#52

20140227620

2014-08-14

Flow battery with two-phase storage

#53

20140170524

2014-06-19

Semi-solid electrodes having high rate capability

#54

20140141291

2014-05-22

Hybrid anodes for redox flow batteries

#55

20140030627

2014-01-30

System and method for converting chemical energy into electrical energy using nano-engineered porous network materials

#56

20130323611

2013-12-05

Battery electrolyte suspension

#57

20130209916

2013-08-15

Continuous flow-electrode system, and high-capacity power storage and water treatment method using the same

#58

20130196238

2013-08-01

Methods for continuous direct carbon fuel cell operation with a circulating electrolyte slurry

#59

20130095393

2013-04-18

Gas vent for electrochemical cell

#60

20120219869

2012-08-30

Silicon hydride nanocrystals as catalysts for proton production in water-organic liquid mixtures

#61

20120164499

2012-06-28

STATIONARY, FLUID REDOX ELECTRODE

#62

20120082873

2012-04-05

Cross-flow electrochemical batteries

#63

20110274948

2011-11-10

ENERGY TRANSFER USING ELECTROCHEMICALLY ISOLATED FLUIDS

#64

20110236724

2011-09-29

Device and method for performing a biologically catalyzed electrochemical reaction

#65

20110171555

2011-07-14

Mixed reactant flow-by fuel cell

#66

20110143228

2011-06-16

Metal oxygen battery containing oxygen storage materials

#67

20110143227

2011-06-16

Metal oxygen battery containing oxygen storage materials

#68

20110120137

2011-05-26

Carbon capture with power generation

#69

20110039181

2011-02-17

Electrochemical cell, and particularly a metal fueled cell with non-parallel flow

#70

20110027629

2011-02-03

Instrumented fluid-surfaced electrode

#71

20110027628

2011-02-03

Instrumented fluid-surfaced electrode

#72

20110003213

2011-01-06

METAL-AIR BATTERY WITH SILOXANE MATERIAL

#73

20100330437

2010-12-30

METAL-AIR FLOW CELL

#74

20100323264

2010-12-23

Fuel system using redox flow battery

#75

20100316935

2010-12-16

ELECTROCHEMICAL CELLS CONNECTED IN FLUID FLOW SERIES

#76

20100291429

2010-11-18

Electrochemical Nanofluid or Particle Suspension Energy Conversion and Storage Device

#77

20100203361

2010-08-12

BIOLOGICAL FUEL CELL

#78

20100141212

2010-06-10

Stimulation and intensification of interfacial processes

#79

20100040937

2010-02-18

SOLID FUEL COMPOSITION FOR A DIRECT LIQUID FUEL CELL

#80

20090142627

2009-06-04

Biological Power Generator, and Method of Treating Organic Solid Pollutant-Containing Waste, a Method of Treating Organic Polymeric Substance-Containing Wastewater, a Method of Treating Organic Substance-Containing Wastewater, as Well as Apparatuses for Implementing These Treatment Methods

#81