ClassID:

213572

H01M8/0693 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Combination of fuel cells with means for production of reactants or for treatment of residues Treatment of the electrolyte residue, e.g. reconcentrating

Recent Application in this class:
#1
20260151899
2026-06-04

INTEGRATED HYDRO-ELECTRIC ACTUATION AND THERMAL MANAGEMENT SYSTEM WITH DISTRIBUTED ELECTROLYTIC ENERGY STORAGE

#2
20260051523
2026-02-19

METHOD FOR RECYCLING AQUEOUS ELECTROLYTE BASED ON QUINONE COMPOUNDS OF A REDOX FLOW BATTERY

#3
20260018642
2026-01-15

SYSTEMS AND METHODS FOR HARNESSING THERMAL GRADIENT ENERGY

#4
20250323303
2025-10-16

Reverse Electrodialysis or Pressure-Retarded Osmosis Cell and Methods of Use Thereof

#5
20250323301
2025-10-16

Iron Redox Flow Battery

#6
20250192202
2025-06-12

Electrochemical Reactor, Electrochemical Reactor Systems, Processes for Electrochemical Reactions, and Methods Using Same

#7
20250149608
2025-05-08

Systems and Methods for Harnessing Thermal Gradient Energy

#8
20250051945
2025-02-13

BUILT-IN ELECTROLYZER FOR INCREASING DURABILITY OF A FLOW BATTER BY REBALANCING THE ELECTROLYTE COMPOSITION

#9
20250038238
2025-01-30

TUNABLE REDOX FLOW BATTERY

#10
20250023081
2025-01-16

BIPOLAR ELECTRODIALYSIS BASED FLOW BATTERY SYSTEM

#11
20250023077
2025-01-16

SYSTEM AND PROCESS FOR REBALANCING FLOW BATTERY STATE OF CHARGE

#12
20250015333
2025-01-09

FLOW BATTERY CLEANSING CYCLE TO MAINTAIN ELECTROLYTE HEALTH AND SYSTEM PERFORMANCE

#13
20250006966
2025-01-02

HYBRID REDOX FUEL CELL SYSTEM

#14
20250003097
2025-01-02

ELECTROCHEMICAL CELL DEIONIZATION SYSTEM

#15
20250003096
2025-01-02

ELECTROCHEMICAL CELL DEIONIZATION SYSTEM

#16
20250003095
2025-01-02

ELECTROCHEMICAL CELL DEIONIZATION SYSTEM

#17
20240396069
2024-11-28

Reverse Electrodialysis or Pressure-Retarded Osmosis Cell and Methods of Use Thereof

#18
20240396067
2024-11-28

ELECTROLYTE HEALTH MANAGEMENT FOR REDOX FLOW BATTERY

#19
20240332580
2024-10-03

METHODS AND DEVICES FOR REMOVING IMPURITIES FROM ELECTROLYTES

#20
20240291009
2024-08-29

METHOD FOR PURIFYING TREATMENT TARGET SOLUTION

#21
20240266575
2024-08-08

FE-CR REDOX FLOW BATTERY SYSTEMS AND METHODS FOR PREPARATION OF CHROMIUM-CONTAINING ELECTROLYTE THEREFOR

#22
20240194922
2024-06-13

HYDROGEN PUMP FOR A REDOX FLOW BATTERY

#23
20240170702
2024-05-23

REDOX DEVICE OF A METAL-AIR FLOW BATTERY

#24
20240162469
2024-05-16

Reverse Electrodialysis or Pressure-Retarded Osmosis Cell with Heat Pump

#25
20240162468
2024-05-16

Reverse electrodialysis or pressure-retarded osmosis cell and methods of use thereof

#26
20240079625
2024-03-07

Method and system for rebalancing electrolytes in a redox flow battery system

#27
20240079620
2024-03-07

Electrolyte balancing strategies for flow batteries

#28
20240039086
2024-02-01

REFUELABLE BATTERY SYSTEMS, DEVICES, AND COMPONENTS

#29
20230378505
2023-11-23

Electrolyte health management for redox flow battery

#30
20230361328
2023-11-09

FLOW BATTERY SYSTEMS AND METHODS OF USING THE SAME

#31
20230197997
2023-06-22

Redox flow battery systems and methods utilizing primary and secondary redox flow battery arrangements

#32
20230178779
2023-06-08

PROTON FLOW REACTOR SYSTEM

#33
20230089941
2023-03-23

Hybrid redox fuel cell system

#34
20230088434
2023-03-23

Hybrid redox fuel cell system

#35
20230064696
2023-03-02

FLOW BATTERY CLEANSING CYCLE TO MAINTAIN ELECTROLYTE HEALTH AND SYSTEM PERFORMANCE

#36
20230028170
2023-01-26

Methods and system for rebalancing electrolytes in a redox flow battery system

#37
20220316082
2022-10-06

Flow cell decontamination

#38
20220173422
2022-06-02

Redox flow cell

#39
20220158214
2022-05-19

Redox flow battery systems and methods utilizing a temporal energy profile

#40
20220158213
2022-05-19

Redox flow battery systems and methods utilizing primary and secondary redox flow battery arrangements

#41
20220158211
2022-05-19

Fe-Cr redox flow battery systems and methods for preparation of chromium-containing electrolyte therefor

#42
20220158207
2022-05-19

Fe-Cr redox flow battery systems and methods utilizing chromium complexes with nitrogen-containing ligands

#43
20220149417
2022-05-12

Flow battery cleansing cycle to maintain electrolyte health and system performance

#44
20220149405
2022-05-12

Electrochemical-based purification of electrolyte solutions, and related systems and methods

#45
20220123339
2022-04-21

Electrolyte health management for redox flow battery

#46
20220085398
2022-03-17

Electrolyte balancing strategies for flow batteries

#47
20210305609
2021-09-30

Methods and devices for removing impurities from electrolytes

#48
20210242479
2021-08-05

Electrolyte health management for redox flow battery

#49
20210210778
2021-07-08

Method of restoring electrolyte of vanadium redox flow battery through electrolysis

#50
20210143463
2021-05-13

Method and system for rebalancing electrolytes in a redox flow battery system

#51
20200295403
2020-09-17

Secondary battery, battery pack, vehicle, and stationary power supply

#52
20200161685
2020-05-21

Electrolyte health management for redox flow battery

#53
20200036024
2020-01-30

Chloralkali process

#54
20190312292
2019-10-10

Electrochemical-based purification of electrolyte solutions, and related systems and methods

#55
20190288317
2019-09-19

Electrochemical-Based Purification of Electrolyte Solutions, and Related Systems and Methods

#56
20190260014
2019-08-22

Nitrogen battery, fuel synthesizing apparatus, and fuel synthesizing method

#57
20190207236
2019-07-04

Electrolyte balancing strategies for flow batteries

#58
20190097253
2019-03-28

Method and system for rebalancing electrolytes in a redox flow battery system

#59
20190020086
2019-01-17

Anaerobic aluminum-water electrochemical cell

#60
20190020085
2019-01-17

Anaerobic aluminum-water electrochemical cell

#61
20180316037
2018-11-01

Flow battery cleansing cycle to maintain electrolyte health and system performance

#62
20180309149
2018-10-25

Method and system for rebalancing electrolytes in a redox flow battery system

#63
20180287235
2018-10-04

Anaerobic aluminum-water electrochemical cell

#64
20180269514
2018-09-20

Redox flow battery

#65
20180212263
2018-07-26

Waste management in electrochemical systems

#66
20180183082
2018-06-28

Water management in electrochemical systems

#67
20180115005
2018-04-26

Method for removing pentavalent antimony contaminants in water and fuel cell

#68
20180102561
2018-04-12

Electrochemical-based purification of electrolyte solutions, and related systems and methods

#69
20180019492
2018-01-18

Waste management in electrochemical systems

#70
20170256812
2017-09-07

Carbon dioxide trapping device and method capable of producing electricity

#71
20170191139
2017-07-06

Integration of molten carbonate fuel cells in iron and steel processing

#72
20170137951
2017-05-18

Method and device for using COmineralization to produce sodium bicarbonate or sodium carbonate and output electric energy

#73
20170040630
2017-02-09

Method and system for rebalancing electrolytes in a redox flow battery system

#74
20170033382
2017-02-02

Systems and methods for regeneration of aqueous alkaline solution

#75
20160359214
2016-12-08

At-Home Fuel Cell Vehicle Refueling System and Method

#76
20160351931
2016-12-01

Integrated electrical power and chemical production using fuel cells

#77
20160293992
2016-10-06

Method and system for rebalancing electrolytes in a redox flow battery system

#78
20160233531
2016-08-11

Electrolyte balancing strategies for flow batteries

#79
20160149248
2016-05-26

METHOD FOR PERFORMANCE RESTORATION OF FUEL CELL

#80
20160149246
2016-05-26

Systems and methods of securing immunity to air COin alkaline fuel cells

#81
20160111744
2016-04-21

REDOX FLOW BATTERY AND METHOD FOR REACTIVATION THEREOF

#82
20160064761
2016-03-03

Fuel cell module

#83
20160043422
2016-02-11

HIGH EFFICIENCY FUEL CELL SYSTEM WITH ANODE GAS CHEMICAL RECUPERATION AND CARBON CAPTURE

#84
20160036078
2016-02-04

Fuel cell device

#85
20150303504
2015-10-22

Methods for determining and/or adjusting redox-active element concentrations in redox flow batteries

#86
20150180071
2015-06-25

Fuel cells for use at elevated temperatures and pressures

#87
20150162633
2015-06-11

Process for operating a redox flow battery system

#88
20150104724
2015-04-16

REBALANCING ELECTROLYTES IN REDOX FLOW BATTERY SYSTEMS

#89
20150017494
2015-01-15

Redox flow battery for hydrogen generation

#90
20140363748
2014-12-11

Sealing frame for a redox-flow battery electrode module

#91
20140363747
2014-12-11

Method and system for rebalancing electrolytes in a redox flow battery system

#92
20140255734
2014-09-11

Reservoir for multiphase electrolyte flow control

#93
20140099520
2014-04-10

Liquid Flow Battery System and Repairing Device Thereof

#94
20130196238
2013-08-01

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

#95
20120293110
2012-11-22

ELECTRODE, FUEL CELL AND BATTERY

#96
20120225360
2012-09-06

METHOD FOR OPERATING A FUEL CELL

#97
20120189922
2012-07-26

METHOD FOR OPERATING A FUEL CELL, AND A CORRESPONDING FUEL CELL

#98
20120107712
2012-05-03

METHOD FOR OPERATING A FUEL CELL, AND A CORRESPONDING FUEL CELL

#99
20120034535
2012-02-09

Reducing loss of liquid electrolyte from a high temperature polymer-electrolyte membrane fuel cell

#100
20110212370
2011-09-01

Systems and methods of securing immunity to air COin alkaline fuel cells

#101
20110011748
2011-01-20

Method of performing electrochemical reaction

#102
20110003236
2011-01-06

Reducing loss of liquid electrolyte from a high temperature polymer-electrolyte membrane fuel cell

#103
20100119885
2010-05-13

Tailored heat transfer characteristic of fuel cell coolers

#104
20090169965
2009-07-02

GAS-LIQUID SEPARATING APPARATUS AND LIQUID SUPPLY TYPE FUEL CELL

#105
20090104477
2009-04-23

FUEL CELL AND INFORMATION DEVICE

#106
20070207350
2007-09-06

Method of Performing Electrochemical Reaction

#107
20060140823
2006-06-29

In-situ removal of electrolyte from gas oxidizer

#108
20050008924
2005-01-13

Compact multi-functional modules for a direct methanol fuel cell system

#109
18314261
2023-12-26

Reverse electrodialysis or pressure-retarded osmosis cell with heat pump