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7592094 Device, system and method for improving efficiency and preventing degradation of energy storage devices  
Disclosed herein is a method and related device for improving energy performance and substantially preventing degradation of a chemical-to-electrical energy conversion process of an energy storage...
7582375 Method for cutting solid oxide fuel cell elements  
A method for severing a solid-oxide fuel cell bi-layer element including a structural anode and an electrolyte layer, comprising the steps of orienting the bi-layer element such that the surface...
7507496 Process for recovering lead oxides from exhausted batteries  
A process for recovering lead oxides from the spent paste of exhausted lead acid batteries. The process provides heating the spent paste with an alkali hydroxide solution at elevated temperatures...
7482081 Battery system with in-situ and on-time continuous regeneration of the electrodes  
The battery system of this invention continuously regenerates the electrodes of the battery in-situ and on-time as the electrodes are consumed during discharge, which concurrently generate electric...
7374839 Method and apparatus for dissolving crystals  
A method is described for a dissolving crystals formed in a side reaction to an oxidation-reduction reaction. A low frequency substantially square wave signal less than 10 kilohertz is applied...
7294428 Method for reusing current collectors/distributors of solid polymer electrolyte fuel cell stacks  
The method for reusing current collectors/distributors is employed in an electrochemical generator ( 1, 20 ) comprising a multiplicity of elementary cells ( 2, 21 ) assembled in a filter-press...
7248920 Apparatus and method for exercising a battery for an implantable medical device  
A method and apparatus exercise a battery of an implantable medical device by determining whether a film is disposed on a portion of an electrode of a battery, discharging the battery a sufficient...
7235326 Method and device for judging the condition of secondary batteries and method for regenerating secondary batteries  
The reducing treatment of the negative electrode of which the battery capacity decreases slightly and the internal resistance increases slightly, does not affect the battery performance....
7198865 System and method for removing an electrolyte from an energy storage and/or conversion device using a supercritical fluid  
A system and method of removing an electrolyte from energy storage and conversion devices using a supercritical fluid are provided. The method includes placing a selected device in a container,...
7192564 Method for recycling spent lithium metal polymer rechargeable batteries and related materials  
The method relates to a pyrometallurgical and hydrometallurgical process for the recovery and recycling of lithium and vanadium compounds from a material comprising spent rechargeable lithium...
7147972 Method and apparatus for achieving prolonged battery life  
A composition for prolonging battery life by reducing water loss and the degradation of properties due to dendritic precipitation, is refreshingly added to a battery electrolyte. By the refreshment...
7078122 High efficiency process for treating mixed metal waste  
A process for rendering hazardous materials present in multi-element waste non-hazardous, and for recovering valuable components of said waste, particularly metals, comprising contacting the waste...
7008719 Battery leakage containment system  
A leakage containment system for storage batteries supported on a rack. Plural, generally rectangular pans are interconnected to each other and are each provided with at least one end wall having a...
6936371 Method for recycling battery pack  
A method for recycling a battery pack is provided that enables a degraded battery pack to be replaced at a low cost while maintaining the advantages of a conventional sealed-type nickel-metal...
6901946 Modular spill containment system and method  
A battery spill containment system and method that contain leaks and spills from batteries. The system neutralizes and absorbs leaks and spills to prevent the spills from spreading. The system may...
6844103 Apparatus and method of recovering lithium cobalt oxide from spent lithium batteries  
An apparatus and method is provided for recovering lithium cobalt oxide from spent lithium batteries. The method of recovering lithium cobalt oxide comprises the steps of: separating the cathodes...
6841294 Electrolyte rebalancing system  
A process for rebalancing the electrolyte system in a regenerative fuel cell using a sulfide/polysulfide reaction in one half of the cell and a bromine/bromide reaction in the other half of the...
6838504 Integrated fixation systems  
The invention provides polymeric matrices and films comprising fixation reagents that are capable of reacting with solubilized metals to form less soluble metal compounds. The fixation reagenst may...
6767665 Method for producing molten salts with an extruder and use of the molten salts  
The invention relates to a method for producing molten salts and their mixings, using an extruder. The starting materials are melted and reacted and the products of the reaction are then guided via...
6730428 Method of recycling lead-acid storage battery  
The lead sulfate (PbSO 4 ) deposited on the surface of the positive electrode 18 or negative electrode 20 is reduced owing to the flow of the pulsating direct current from the positive...
6686086 Battery reclamation system  
A reclamation system is used for mercury-zinc and mercury-cadmium battery disassembly. The mercury-zinc/mercury-cadmium reclamation system has a cooling station, a cracking station, a disassembly...
6635379 Battery sealing inspection method  
A battery which has undergone initial charging and discharging is placed inside a sealed vessel, which is evacuated by a vacuum pump. After this evacuated state has been maintained for a while, the...
6635387 Method and apparatus for achieving prolonged battery life  
A composition for prolonging battery life by reducing water loss and the degradation of properties due to dendritic precipitation, is refreshingly added to a battery electrolyte. By the refreshment...
6524737 Method for crushing cell  
This invention provides a safe and efficient method of dismantling used lithium ion batteries. More specifically, the plastic cases which protect sealed battery cells are removed from the system in...
6511639 Process for recycling negative-electrode materials from spent lithium batteries  
A process for recycling electrode materials from spent lithium batteries in which negative-electrode materials from the lithium/transition-metal mixed oxide class of compounds from discharged,...
6494926 Fuel cell separator and production method thereof  
A fuel cell separator made of conductive material and resin wherein the conducive material is recycled from waste of fuel cell separators. The fuel cell separator consisting of conductive material...
6447669 Recycling of galvanic cells  
Lithium ion cells in which the cathode contains a particulate insertion material and a binder are cut open in a dry, inert atmosphere ( 10 ). The cell components are treated with a first organic...
6447758 Cationic antibacterial dentifrice exhibiting superior foaming properties  
A dual component antiplaque oral composition having superior foaming properties in which a first component contains a cationic antibacterial agent and the second component contains a anionic...
6444363 Method of making a nickel hydroxide material  
A process for making a positive battery electrode material using a secondary metal. The secondary metal is preferably treated using an non-electrolytic process and formed into an active, positive...
6432580 Method of making a nickel hydroxide material  
A process for making a nickel hydroxide material without the necessity of a preamine reactor. The process includes the steps of providing a metal and forming the metal into an active positive...
6395417 Spill containment system with a flexible corrosion-resistant liner  
A spill containment system and method that contain leaks and spills from devices including but not limited to batteries. The system neutralizes and absorbs leaks and spills to prevent the leaks and...
6329096 Process and apparatus for recovering components of sealed type battery  
A recovering process for recovering the constituent components of a sealed type battery comprising at least a cathode, an anode and an electrolyte sealed in a battery housing, characterized in that...
6270916 Complete discharge device for lithium battery  
A method and apparatus for completely discharging a LiSO 2 battery which is not prone to self-activation and which does not require special tools for activation. In the present invention, as...
6261712 Method of reclaiming cathodic active material of lithium ion secondary battery  
Disclosed is a method of reclaiming a cathodic active material of lithium ion secondary batteries. The lithium ion secondary battery is broken and the casing and the content are separated to remove...
6258479 Method for determining amount of water to be added to a NiCd cell  
Deficiencies in the electrolyte level of the cells of NiCd battery can be detected by measuring the internal resistance of the cells. Initially, data is collected for a battery type and capacity,...
6242118 Method and apparatus for removing contaminants from the coolant supply of a fuel cell power plant  
A method and apparatus for removing contaminants from the coolant supply of a fuel cell power plant, wherein coolant which has been exhausted from the fuel cell power plant is fed to an oxidant...
6228143 Rotary thermal oxidizer for battery recycling and process  
A rotary thermal oxidizer removes polymeric and other non-metal components of exhausted batteries and cells leaving value-metals, such as cadmium, nickel, and iron behind for subsequent processing....
6207308 Water treatment system for a fuel cell assembly  
A water treatment system for a fuel cell stack, wherein a degassifier provides for interaction between an oxidant and a coolant which has circulated throughout the fuel cell stack so that dissolved...
6180278 Reclamation of active material from metal hydride electrochemical cells  
Methods are presented for reclaiming active material used in formation of secondary electrochemical cells and similar electrodes. Active materials such as nickel-metal hydride are removed from cell...
6153328 System and method for preventing the formation of dendrites in a metal/air fuel cell, battery or metal recovery apparatus  
A System and method is disclosed for preventing dendrite formation in a fuel cell, battery or metal recovery system. Typical metal/air fuel cell stacks comprise a plurality of cells electrically...
6150050 Method for recovering particulate material from electrical components  
In one aspect, the invention provides a method for recovering particulate material from a component of an electrochemical cell. In another aspect, a method is provided for recovering metal oxide...
6120927 Method of recovering lithium from batteries  
Disclosed is a method of recovering lithium from a battery containing lithium such as a lithium ion secondary battery. The lithium-containing member of the battery is dissolved with an acidic...
6077622 Recycling method of nickel-hydrogen secondary battery  
A method of recycling a deteriorated nickel-hydrogen battery. Concentrated sulfuric acid containing at least one of Ni ions, Co ions and La ions is poured into the deteriorated nickel-hydrogen...
6042964 Thermally regenerative battery with intercalatable electrodes and selective heating means  
The battery contains at least one electrode such as graphite that intercalates a first species from the electrolyte disposed in a first compartment such as bromine to form a thermally decomposable...
6033722 Method for manufacturing electrode  
An electrode plate in which electrode active material powder and an electrode mixture layer mainly composed of a thermoplastic binder are held on a conductive substrate is crushed. Then, the...
6016668 Method for dissolving a hardened glass solder, method for separating components joined by a glass solder, method for disassembling a fuel cell  
A method for dissolving a hardened glass solder, a method for separating components joined by a glass solder, a method for disassembling a fuel cell, and an apparatus for disassembling a fuel cell,...
5998052 Composite battery and methods of forming same  
A composite electrical battery including a primary electrochemical cell and a fully or partially discharged rechargeable electrochemical cell. The rechargeable electrochemical cell is electrically...
5989311 Recovery of copper from its sulfides and other sources using halogen reagents and oxidants  
Copper and nickel are extracted from their elemental state, complex sulfides, ores, and other materials such as scrap by leaching them with a solution containing halogen salts: bromine/bromide, or...
5972531 Process and apparatus for recovering constituent components of battery  
A recovering process for recovering constituent components of a battery having at least an active material layer formed on a collector, said process includes at least a step of separating said...
5972074 Method for reducing impurities in misch metal and alloys  
A method for reducing Carbon contained in hydrogen storage alloys recovered from negative electrodes of nickel/hydrogen storage alloy secondary batteries of misch metal and alloys thereof as raw...
Matches 1 - 50 out of 198 1 2 3 4 >