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| Number | Title | Issue Date |
| 8173300 | Acid-lead battery electrode comprising a network of pores passing therethrough, and production method A structure including a network of parallel, homogeneous pores extending through the structure, and an outer frame around the lateral faces of the structure. The structure and the frame are made of carbon. The electrode is covered by a layer based on lead. The pores... | 05/08/2012 |
| 7858234 | Nonaqueous electrolyte battery and battery pack A nonaqueous electrolyte battery includes a negative electrode containing a titanium-containing oxide, a positive electrode, and a nonaqueous electrolyte. The positive electrode includes a lithium-transition metal composite oxide and at least one kind of oxide selec... | 12/28/2010 |
| 7781102 | High-capacity nanostructured germanium-containing materials and lithium alloys thereof Electrodes comprising an alkali metal, for example, lithium, alloyed with nanostructured materials of formula SizGe(z-1), where 0 | 08/24/2010 |
| 7625671 | Transition metal fluoride: carbon nanoamalgam rechargeable battery cell electrode material A safe and economical electrochemically active material useful in rechargeable battery cell electrode compositions comprises a nanostructure amalgam of a transition metal fluoride and carbon. The nanoamalgam may be prepared by subjecting a precursor mixture of a tra... | 12/01/2009 |
| 7432014 | Anode and battery The invention provides an anode capable of relaxing stress due to expansion and shrinkage of an anode active material layer associated with charge and discharge, or an anode capable of reducing structural destruction of the anode active material layer and reactivity... | 10/07/2008 |
| 7285359 | Secondary battery-use negative electrode and secondary battery using it An object of the present invention is to provide a negative electrode for a secondary battery which has large capacity and restrains a rise in resistance inside the battery and reduction in capacity even after cycles and the secondary battery using the same. A first... | 10/23/2007 |
| 7223497 | Hydrogen storage alloy, process for producing hydrogen storage alloy, hydrogen storage alloy electrode, process for producing hydrogen storage alloy electrode, and battery Hydrogen storage alloy has: (1) a main composition expressed by the formula of Mm-(Ni—Al—Co—Mn—Mo); (2) a ratio of the number of atoms expressed by the formula of (Ni—Al—Co—Mn—Mo) is 5.7 | 05/29/2007 |
| 7183018 | Electrode material for anode of rechargeable lithium battery, electrode structural body using said electrode material, rechargeable lithium battery using said electrode structural body, process for producing said electrode structural body, and process for producing said rechargeable lithium battery An electrode material for an anode of a rechargeable lithium battery, containing a particulate comprising an amorphous Sn.A.X alloy with a substantially non-stoichiometric ratio composition. For said formula Sn.A.X, A indicates at least one kind of an element select... | 02/27/2007 |
| 6953641 | Battery grid A method of forming battery grids or plates that includes the step of applying a lead alloy coating to a continuous strip of interconnected battery grids formed from a lead alloy grid material is disclosed. The battery grids may be formed by a continuous battery gri... | 10/11/2005 |
| 6949312 | ELECTRODE MATERIAL FOR ANODE OF RECHARGEABLE LITHIUM BATTERY, ELECTRODE STRUCTURAL BODY USING SAID ELECTRODE MATERIAL, RECHARGEABLE LITHIUM BATTERY USING SAID ELECTRODE STRUCTURAL BODY, PROCESS FOR PRODUCING SAID ELECTRODE STRUCTURAL BODY, AND PROCESS FOR PRODUCING SAID RECHARGEABLE LITHIUM BATTERY An electrode material for an anode of a rechargeable lithium battery, containing a particulate comprising an amorphous Sn.A.X alloy with a substantially non-stoichiometric ratio composition. For said formula Sn.A.X, A indicates at least one kind of an element select... | 09/27/2005 |
| 6857172 | Method of manufacturing ferroelectric capacitor According to the present invention, a method of manufacturing a ferroelectric capacitor using a ferroelectric thin film, includes steps of: forming a lower conductive layer on a semiconductor substrate; coating solution of ferroelectric coking including organic solv... | 02/22/2005 |
| 6835332 | PROCESS FOR PRODUCING AN ELECTRODE MATERIAL FOR A RECHARGEABLE LITHIUM BATTERY, AN ELECTRODE STRUCTURAL BODY FOR A RECHARGEABLE LITHIUM BATTERY, PROCESS FOR PRODUCING SAID ELECTRODE STRUCTURAL BODY, A RECHARGEABLE LITHIUM BATTERY IN WHICH SAID ELECTRODE STRUCTURAL BODY IS USED, AND A PROCESS FOR PRODUCING SAID RECHARGEABLE LITHIUM BATTERY A process for producing an electrode material for a rechargeable lithium battery, comprising the steps of mixing a metal compound (a) of a metal (a′) capable of being electrochemically alloyed with lithium, a transition metal compound (b) of a transition metal (bâ... | 12/28/2004 |
| 6830725 | Hydrogen storage alloys having a high porosity surface layer Electrochemical and thermal hydrogen storage alloy compositions that provide superior performance, including an electrochemical hydrogen storage alloy that provides superior low temperature discharge characteristics. The alloy compositions include microstructures in... | 12/14/2004 |
| 6802917 | Perforated current collectors for storage batteries and electrochemical cells, having improved resistance to corrosion A process for enhancing chemical stability and corrosion resistance is described for perforated current collectors made by continuous production processes for use in electrochemical cells, including storage batteries such as lead-acid batteries. The process relies o... | 10/12/2004 |
| 6797403 | Continuous extruded lead alloy strip for battery electrodes A method of producing lead alloy strip for fabrication of positive and negative electrodes of a lead-acid battery by extruding a lead alloy at elevated temperature to produce a lead alloy strip having a desired profile and rapidly cooling the extruded strip to acqui... | 09/28/2004 |
| 6749950 | Expanded grid Provided for herein is a method of making an expanded metal grid, comprising: compression rolling a metal strip at a reduction ratio from about 1.25 to 1, to about 25 to 1 to produce a rolled strip, heating the rolled strip at a temperature of at least about 125° C... | 06/15/2004 |
| 6664004 | Electrode compositions having improved cycling behavior An electrode composition that includes a plurality of composite particles and a plurality of electrically conductive diluent particles admixed with the composite particles. Each of the composite particles includes an electrochemically active metal particl... | 12/16/2003 |
| 6664003 | Method for enhancing lead oxidation during production of lead acid batteries In the manufacture of lead acid battery electrodes, the oxidation of lead, particularly recycled lead containing silver, is enhanced by addition of magnesium to the lead. During the production of the lead acid battery, at least about 0.001 weight percent ... | 12/16/2003 |
| 6624108 | Vitrified carbon compositions Reticulated vitrified carbon compositions which contain particles of Cu, Sn, Zn, Pb, Ni, Fe, or alloys or mixtures thereof dispersed therein and reticulated vitreous carbon compositions wherein some or all of said metal or alloy particles have been conver... | 09/23/2003 |
| 6495288 | Lead-acid battery having tin in positive active material and silica in separator In a lead-acid battery, a positive active material includes tin in an amount of from not less than 0.2% to not more than 5% based on the weight thereof. The density of the positive active material after formation is from not less than 3.75 g/cc to not mor... | 12/17/2002 |
| 6447954 | High energy, light weight, lead-acid storage battery Light weight, low resistance electrode plates for lead-acid batteries are formed from a highly conductive non-lead substrate such as aluminum or copper, coated with a continuous layer of a corrosive resistant conductive materials, such as lead, applied fr... | 09/10/2002 |
| 6420067 | MG-based negative electrode active material, method of manufacturing the same, hydrogen-storage alloy electrode, and alkali secondary battery An Mg-based alloy negative electrode active material used as a hydrogen storage alloy electrode of an alkali secondary battery includes an amorphous alloy containing Ni, Mg, Zn, and Zr and capable of electrochemically occluding and releasing hydrogen.... | 07/16/2002 |
| 6352795 | Lead battery with acid reservoirs mixed with active material in particles This invention concerns a method of increasing the available amount of acid at PAM and NAM in lead battery electrodes and still retain a short distance between the electrode surfaces. With mechanical support of PAM (for example in tubular batteries) in sp... | 03/05/2002 |
| 6342110 | Lead and lead alloys with enhanced creep and/or intergranular corrosion resistance, especially for lead-acid batteries and electrodes therefor Recrystallized lead and lead alloy positive electrodes for lead acid batteries having an increased percentage of special grain boundaries in the microstructure, preferably to at least 50%, which have been provided by a process comprising steps of working ... | 01/29/2002 |
| 6316148 | Foil-encapsulated, lightweight, high energy electrodes for lead-acid batteries A lightweight, high-energy electrode plate for a lead acid battery, and method for making an electrode plate, comprising a highly conductive non-lead substrate having a specific gravity no greater than 70% that of lead, a pair of outer layers of thin shee... | 11/13/2001 |
| 6312852 | Battery cell cover with flexible positive post terminal An expandable, flexible connection between a battery cell case cover and a terminal is provided which compensates for expansions of plates or grids of one polarity connected to that terminal. The expandable design encompasses a flexible battery case which... | 11/06/2001 |
| 6300014 | Positive electrode and special lead accumulator for use at high temperature Positive electrode and special lead accumulator for use at high temperatures, which is provided with a holder based on a special lead alloy with improved behavior against corrosion, The alloy comprises from 1 to 5% of antimony, from 0.5 to 3% of tin, from... | 10/09/2001 |
| 6251539 | Alkaline cell with improved anode The performance of alkaline cells comprising a zinc anode and manganese dioxide cathode can be improved, especially in high power application, by the addition of electrically conductive powders such as tin, copper, silver, magnesium, indium or bismuth to ... | 06/26/2001 |
| 6225005 | Lead-acid battery and producing method thereof In a lead-acid battery, a positive active material includes tin in an amount of from not less than 0.2% to not more than 5% based on the weight thereof. The density of the positive active material after formation is from not less than 3.75 g/cc to not mor... | 05/01/2001 |
| 6124057 | Non-aqueous electrolyte secondary battery The present invention provides a non-aqueous electrolyte secondary battery having an anode active material with a high capacity and excellent cycle characteristics. The active material comprises a salt of a metal or a semi-metal and a compound selected fr... | 09/26/2000 |
| 6086691 | Metallurgical process for manufacturing electrowinning lead alloy electrodes Lead and lead-alloy anodes for electrowinning metals such as zinc, copper, lead, tin, nickel and manganese from sulfuric acid solutions, whereby the electrodes are processed by a repetitive sequence of cold deformation and recrystallization heat treatment... | 07/11/2000 |
| 6037095 | Non-aqueous lithium ion secondary battery A non-aqueous lithium ion secondary battery is composed of a positive electrode, a negative electrode, and non-aqueous electrolyte. In the battery, the positive electrode is composed of an positive electrode active material of the formula: Lix ... | 03/14/2000 |
| 6037081 | Expanded grid for electrode plate of lead-acid battery A slit is formed in a clad sheet integrating a thin layer of lead alloy containing at least one of tin and antimony at least on one side ot a parent material made of lead or lead-calcium system alloy. The clad sheet is processed by expanding to twist the ... | 03/14/2000 |
| 6033805 | Nickel-hydrogen secondary battery and process for producing electrode therefor By using a thin film-formed positive electrode, and negative electrode and a film separator, the capacity density of the electrode plate can be improved and at the same time a nickel-hydrogen secondary battery with a higher capacity can be easily obtained... | 03/07/2000 |
| 5972527 | Transparent electrically conductive layer, electrically conductive transparent substrate and electrically conductive material A transparent electrically conductive layer having practically sufficient electrical conductivity and light transmittance and having excellent resistance to moist heat and etching properties, and an electrically conductive transparent substrate utilizing ... | 10/26/1999 |
| 5948566 | Method for making lead-acid grids and cells and batteries using such grids The use of a continuous process for making a directly cast strip to provide a thickness satisfactory for industrial cells and batteries for stationary and motive power applications is disclosed, the thickness of the strip being at least 0.060 inch, and th... | 09/07/1999 |
| 5834141 | Positive grid alloys A battery grid plate composition comprising by percent weight: ______________________________________ Calcium .035-.085 Tin 1.2-1.55 Silver .002-.035 Lead Balance ___________... | 11/10/1998 |
| 5672181 | Method for manufacturing a hardened lead storage battery electrode A method for manufacturing a hardened lead storage battery electrode wherein fine, particulate solids, that are insoluble in lead, are incorporated into a lead matrix. The method includes the steps of incorporating solids, dissolved or suspended in an ele... | 09/30/1997 |
| 5544681 | Cored battery plates for lead/acid batteries Methods for fabricating cored structures are provided. The cored structures may particularly find usefulness as cored battery plates for use in lead/acid batteries. A pre-formed core element is provided, and on its surfaces there is placed a thin layer of... | 08/13/1996 |
| 5526223 | Electrode materials and electrochemical capacitors using same An electrochemical capacitor device (10) including an anode (20) and a cathode (30) separated by a separator (40) and surrounded by an electrolyte (50). The anode (20) and cathode (30) is fabricated from a multi-valent, multiple oxidation state material. ... | 06/11/1996 |
