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7943256 |
Method for producing battery electrodes, electrodes produced by this method, and batteries containing such electrodes
A method for producing at least one lead battery electrode, comprising the step of disposing an active paste on a support in such a manner as to form said electrode, and locating said electrode in...
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6730428 |
Method of recycling lead-acid storage battery
The lead sulfate (PbSO4) 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 electrode 18...
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5660600 |
Batteries and materials useful therein
Batteries based on lead chemistry, e.g., lead-acid batteries, are substantially improved through the use of a particular positive material. This material is formed by the electrochemical conversion...
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5368960 |
Utilization efficiencies by using high sulfate starting materials
The battery system and process of the present invention enables the increase of the specific energy of the lead-acid battery by using new starting pastes which will allow significantly higher...
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5328586 |
Process for the manufacture of lead-acid battery electrode and lead-acid storage battery
A process for the manufacture of an electrode for lead-acid storage battery wherein a current-conducting backing is subjected to electrochemical treatment, to produce an active material. Said...
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5273554 |
Process for fabricating a battery
Batteries based on lead chemistry, e.g., lead-acid batteries, are substantially improved through the use of a particular positive material. This material is formed by the electrochemical conversion...
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5141828 |
Electrochemical system using bipolar electrode
Improvements are disclosed for electrochemical cells of the type comprising at least two bipolar electrodes, with a space occurring between adjacent electrodes which contains a liquid electrolyte....
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4881944 |
Method of making positive battery paste
A method of making positive lead-acid storage battery paste by initially mixing polyacetal resin particles with the leady ingredients and subsequently removing the particles during electrochemical...
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4871428 |
Method for in situ forming lead-acid batteries having absorbent separators
A lead-acid battery having electrolytic-absorbent separator is formed in situ to produce sponge lead and lead dioxide active material. The method includes cooling the electrolyte to below room...
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4713304 |
Method of preparing lead-acid battery plates and lead-acid batteries containing plates so prepared
A method for preparing lead-acid battery positive and negative plates for use in lead-acid batteries, comprising (a) providing battery grids, (b) applying wet leady oxide paste to the grids to form...
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4705564 |
Flow-through electrolytic cell
A flow-through electrochemical cell for sequentially oxidizing and reducing an aryl compound. The cell includes a cell body forming a compartment to hold an aqueous electrolyte solution, a porous...
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4687718 |
Method of making a sealed lead-acid battery with a gel electrolyte and sealed lead-acid storage battery made according to this method
A method of making a sealed lead-acid storage battery having a plurality of electrodes and a gel electrolyte consisting substantially of sulfuric acid and a gelling agent wherein the gelling is...
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4683648 |
Lead-titanium, bipolar electrode in a lead-acid battery
A bipolar electrode for generating electrical power in an electrochemical cell includes a base member, which is comprised of a core portion composed of titanium. An integral, substantially...
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4656706 |
Formation efficiency of positive plates of a lead-acid battery
The formation efficiency of pasted positive plates of a lead-acid battery is greatly enhanced by providing in situ a layer of lead dioxide (PbO2) on the pasted plate surfaces prior to formation....
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4656411 |
DC current controller for hydroset battery electrode electroformation
A closed loop regulating system suitable for battery plate formation is provided. The circuit incorporates MOS FET and provides compensation for resistance changes that occur in MOS FET devices due...
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4648177 |
Method for producing a sealed lead-acid cell
A sealed gas recombining lead-acid cell with absorbed electrolyte is produced by assembling unformed plates and high porosity glass mat separator whose surface area is from 0.2-1.7 m2 /g, adding a...
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4530153 |
Manufacturing recombination electric storage cells
A method of manufacturing a recombination electric storage cell includes pasting positive and negative electrodes with damp active electrode material and forming a cell pack of alternating positive...
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4475990 |
Method of forming lead storage batteries
This invention relates to a method of forming a lead acid storage battery comprising a primary forming stage wherein pasted electrodes as immersed in an electrolyte selected from the group...
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4425192 |
Method of forming battery electrodes
A method for forming battery plates or electrodes produces a substantial reduction in the forming energy per gram of active material, by providing the plates or electrodes being formed with energy...
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4415638 |
Lead-acid storage battery
Improvements in a dry charged lead-acid storage battery and in a method for producing such a battery are disclosed. The improvements in the battery involve negative plates having an initial...
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4415410 |
Forming of tetrabasic lead sulfate battery electrodes
A method of forming battery plates or electrodes from tetrabasic lead sulfate includes the step of adding a lead peroxide such as lead dioxide in powdered form to the tetrabasic lead sulfate for...
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4331516 |
Curing of tetrabasic lead pasted battery electrodes
A process for the fabrication of lead acid batteries containing an acid electrolyte and negative electrodes and positive electrodes, including the steps of coating at least one said electrode with...
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4295940 |
Method for battery plate
A manganese or chromium doped positive plate for a lead acid battery, and a method of manufacturing the same is disclosed. Also disclosed is a lead acid battery containing manganese or chromium in...
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4270984 |
Catalyst surfaces for the chromous/chromic REDOX couple
There is disclosed an electricity producing cell of the reduction-oxidation (REDOX) type divided into two compartments by a membrane, each compartment containing a solid inert electrode. A...
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4230779 |
Battery plate
A manganese or chromium doped positive plate for a lead acid battery, and a method of manufacturing the same is disclosed. Also disclosed is a lead acid battery containing manganese or chromium in...
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4200683 |
Lead-acid batteries
A lead-acid battery capable of activation by the addition of electrolyte thereto includes at least one pack of formed positive and negative battery plates with insulating separators being...
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4188268 |
Process for an electrode for a lead battery
A lead battery comprising as an active material a formation product of a novel lead monoxide or a heat treatment product thereof is disclosed. This novel lead monoxide has a true density of 8.3 to...
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4178216 |
Process for bipolar electrode support structures
A bipolar electrode support structure for use in a lead acid battery is constituted by a porous matrix of valve metal, impregnated with lead or a lead alloy, and is provided on at least one surface...
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4140589 |
Method for lead crystal storage cells and storage devices made therefrom
A unique storage cell is provided in which the active mass on the positive electrode is a mixture of crystalline and polycrystalline lead superoxide (PbO2). These cells are characterized, inter...
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4131515 |
Method for making positive electrode for lead-sulfuric acid storage battery
Oxides of lead supported on a storage battery metal grid are cathodically reduced to lead in situ and are thereafter anodically converted to a pure form of lead peroxide of high electrical...
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4098961 |
Water activatable, lead-acid storage battery and method for manufacturing same
A method of manufacturing a lead-acid storage battery capable of being stored after completing the battery processing and thereafter activated by the addition of water including coordinating the...
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4046642 |
Method of making electric storage batteries
A method of generating electrochemical activity in positive plates of Plante cells is disclosed. An agent corrosive to the unformed pure lead positive plate is incorporated in the electrolyte and...
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3988165 |
Method of making a lead-acid storage battery, and cell, capable of activation by the addition of electrolyte
A method of fashioning a lead-acid storage battery capable of being stored after completing of the battery processing and thereafter activated by the addition of electrolyte includes adding...
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3929505 |
Formation of battery plates
Plates for batteries are formed by applying formation current and intermittently depolarizing the plates and electrolyte at either preselected intervals or in response to one or more monitored...
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3909292 |
Lead storage battery
A lead storage battery with electrodes made of nonwoven fabric of lead fibers, said electrodes being porous and having a large specific surface area, resulting in a higher utilization rate of lead...
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3907594 |
Method of manufacturing lead electrodes for storage cells
A method of manufacturing electrodes for lead storage batteries by providing a felt of glass fibers and depositing thereon molten lead or lead alloy sprayed in a molten state to fill the space...
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3887398 |
Prevention of deterioration of lead dioxide
An electrode for a reserve battery comprising a metal strip having a first ayer of lead dioxide deposited from a nitrate bath and a second layer of lead dioxide deposited from an acetate bath, the...
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3881954 |
Method of producing a lead dioxide battery plate
A method of making a battery plate comprises the steps of thermally oxidizing the surface of a lead current collector, containing a maximum of 3 weight percent antimony, to form an interlocking...
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3647548 |
METHOD AND APPARATUS FOR ELECTRODE CONVERSION
Method and apparatus for passing a current of gas over the electrical contact between a conductor of direct current and the material to be electrochemically converted into an electrode for a...
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3629006 |
METHOD TO PROVIDE POSITIVE PLATE FOR LEAD-ACID STORAGE BATTERY CELLS
Conventionally made, unformed storage battery plates comprised of a die-cast lead grid and a paste of lead oxide are preformed in a weakly acid or weakly alkaline electrolyte solution to provide a...
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3615832 |
METHOD OF EXTRUDING AN ELECTRODE
A method of extruding an electrode along the inner surfaces of a cylindrical cell container and a cell having such an electrode. A quantity of an electrode active material is placed in the bottom...
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3532544 |
METHOD OF MANUFACTURE OF A NEGATIVE ELECTRODE FOR A STORAGE BATTERY
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3788898 |
FABRICATION OF NEGATIVE ELECTRODES IN LEAD-ACID BATTERIES
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3671321 |
PROCESS FOR PRODUCTION AND TREATMENT OF BATTERY PLATES
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3846180 |
PROCESS FOR REDUCTION OF PRESSURE BUILD-UP IN BATTERIES
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3486941 |
PROCESS OF MANUFACTURING DRY STORABLE,FORMED NEGATIVE ELECTRODE PLATES OF LEAD-ACID STORAGE BATTERIES
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3436266 |
METHOD OF TREATING STORAGE BATTERY PLATES
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3316159 |
Process for making a high surface area electrode
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3291641 |
Method of making dry-charged leadacid battery elements by treating the assembled battery
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3198665 |
Storage battery plates and methods for their manufacture
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