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| Number | Title | Issue Date |
| 4463809 | Method for regenerating brine The present invention is for a method of regenerating diluted brine containing hardness from a water softening process. The process includes the steps of contacting the diluted brine with a weak acid ion exchange resin to remove the hardness from the brin... | 08/07/1984 |
| 4448822 | Apparatus and method for the production of gas filters An apparatus for coating a substrate with an alumina hydrate film includes a coating vessel having at least one support therein; the substrate to be coated is mounted on the support; and at least one porous or perforated container for holding aluminum met... | 05/15/1984 |
| 4446057 | Apparatus and method for the manufacture of gas filters An apparatus and method for coating at least one substrate with an alumina hydrate film includes a coating vessel for containing a caustic coating solution, and at least one support within the coating vessel upon which are mounted substrates and porous co... | 05/01/1984 |
| 4442024 | Catalyst and method of making the same A method of forming a catalytic article includes the steps of contacting a substrate with a coating solution of an alkali aluminate for a period of time sufficient to form a film of alumina on the substrate; forming a slurry of a catalytic material, a par... | 04/10/1984 |
| 4438219 | Alumina catalyst stable at high temperatures An alumina catalyst, which has a desired porosity and surface area and is stable at high temperatures is formed by contacting a substrate with an alkali aluminate solution for a period of time sufficient to form an adherent film of hydrated alumina on the... | 03/20/1984 |
| 4428850 | Low foaming railway diesel engine lubricating oil compositions A low foaming lubricating oil composition comprising a mineral oil, an oil soluble detergent-like additive which increases the foaming tendency of the lubricating oil, and an effective amount of an estolide of a hydroxy fatty acid having 10 to 24 carbon a... | 01/31/1984 |
| 4420407 | Method of lubricating upper cylinder of marine diesel engine A cylinder lubricating oil composition characterized by having a Total Base Number from about 50 to 100 comprising a mineral lubricating oil, from 10 to 20 percent of an overbased calcium sulfonate and an N-hydroxyethyl alkenylsuccinimide represented by t... | 12/13/1983 |
| 4419394 | Catalyst and method of making the same A coating solution, useful in the process of coating a substrate with an alumina film, can be formed by adding to an alkali aluminate solution a sufficient quantity of an alumina gel which is a precipitate formed by the reaction of aluminum sulfate with a... | 12/06/1983 |
| 4394254 | Method for separating straight chain hydrocarbons using zeolites having large crystals A method for separating straight chain hydrocarbons from a hydrocarbon fraction having straight chain hydrocarbons, nonstraight chain hydrocarbons, and a sulfur compound, includes the steps of contacting the hydrocarbon fraction with a 5A zeolite having c... | 07/19/1983 |
| 4392946 | Hydrodesulfurization of hydrocarbons with fluorided platinum A process for the desulfurization of a hydrocarbon fraction having unsaturated hydrocarbons and sulfur compounds comprising the steps of contacting the hydrocarbon fraction with hydrogen gas and a fluorided platinum catalyst in the presence of an oxygen-c... | 07/12/1983 |
| 4325106 | One piece battery holder A battery holder comprising a drawer having a plurality of compartments, each sized to accommodate a single battery, each compartment being polarized so that a battery can be placed therein only in a predetermined position, means for electrically intercon... | 04/13/1982 |
| 4299890 | Solid state cell A solid state ambient temperature cell having a thin layer of an alkali or alkaline earth metal as anode, a thin layer of a solid ionic conductive electrolyte and a thin cathode layer of a metal or metalloid which can accommodate anode cations in the crys... | 11/10/1981 |
| 4299435 | Fuse receptacle A receptacle for replaceably holding a replaceable fuse in an electrical circuit includes a forwardly inwardly tapered tubular member closed at its front end by a contact-defining metal cap and provided at its rear end with an internally threaded enlarged... | 11/10/1981 |
| 4298663 | Predischarged nonaqueous cell An electrochemical cell containing a decomposing electrolyte solvent, further contains small amounts of an additive material such as lithium sulfide which causes partial self discharge of the cathode of the cell with non-reactive products. The self discha... | 11/03/1981 |
| 4298506 | Method of treating silver oxide powder and the product formed therefrom A silver oxide powder for use in the cathode of an alkaline silver oxide galvanic cell, being a mixture of at least 10% divalent silver oxide powder together with monovalent silver oxide powder, is produced by at least partially reducing the silver oxide ... | 11/03/1981 |
| 4297249 | Method of treating silver oxide powder and the product formed therefrom A silver oxide powder for use in the cathode of an alkaline silver oxide galvanic cell, being a mixture of at least 10% divalent silver oxide powder together with monovalent silver oxide powder, is produced by at least partially reducing the silver oxide ... | 10/27/1981 |
| 4296461 | Battery package with DC to DC converter A battery package having a casing which contains at least one electrochemical cell electrically connected to a DC to DC converter. A pair of electrical connections are located on the casing to electrically connect the battery package to a load. The conver... | 10/20/1981 |
| 4295705 | One piece connector A one piece connector, as for a battery, comprising a connecting means having an integral bottom wall with a boss extending from the bottom wall, the boss being formed of continuous material. A connector assembly in which the said one piece connector is a... | 10/20/1981 |
| 4292383 | Bilevel rechargeable cell A cell having an anode, a cathode, barrier means between the cathode and anode, and an electrolyte in contact with all the elements of the cell, the cathode being formed from a mixture of monovalent silver oxide and nickel. The cathode can also be formed ... | 09/29/1981 |
| 4288913 | Method of forming in situ gelled anode A method for forming a gelled anode in which a powdered anode metal is mixed with means for maintaining a uniform mixture of the powdered metal and a gelling agent, the gelling agent is added, and the mixture is fed into an aqueous electrolyte in the cell... | 09/15/1981 |
| 4279972 | Non-aqueous electrolyte cell A non-aqueous electrolyte cell particularly one containing a beta manganese dioxide cathode wherein the cathode is normally rigorously heat treated to drive off contained water. The heat treatment is substantially reduced or eliminated (allowing up to 2% ... | 07/21/1981 |
| 4278744 | Expandable casing for electro-chemical cells An expandable air-impermeable casing for an electrochemical cell comprised of complemental flexible casing sections of a material which provides a diffusion barrier to atmospheric contaminants. The casing provides an expandable compartment for containment... | 07/14/1981 |
| 4268894 | Portable waterproof fluorescent lantern A portable waterproof fluorescent lantern having a case impervious to the entry of water, a fluorescent lamp within the case, a self-contained power source within the case for powering the lamp and means for activating the power source which is waterproof... | 05/19/1981 |
| 4265984 | Battery housing A battery housing formed of at least two sections. Two means of terminating the housing are associated with the housing. One means includes a terminal member and a conductive element. The element is substantially the same length as the housing. The second... | 05/05/1981 |
| 4264689 | Additive for electrochemical cell stability A nonaqueous electrochemical cell and a method for the construction thereof wherein the cell contains a metal salt additive such as lithium nitrate (LiNO3) or calcium nitrate Ca(NO3)2 which reduces the reactivity of substa... | 04/28/1981 |
| 4264687 | Fluid depolarized cell A fluid depolarized cell containing an inert cathode with finely divided metal powder dispersed within said cathode. The metal powder such as nickel powder catalyzes the reaction of unstable decomposition products of the fluid depolarizer into more stabl... | 04/28/1981 |
| 4263377 | Cathodes for primary solid state lithium cells High energy density primary solid state cells using cathode materials of ionically and electronically conductive dischargeable compounds in combination with other non-conductive cathode active materials of higher energy density.... | 04/21/1981 |
| 4258109 | Solid state cells High energy density solid state cells using cathode materials of ionically and electronically conductive dischargeable compounds in combination with other non-conductive cathode active materials of higher energy density.... | 03/24/1981 |
| 4238554 | Abuse resistant active metal anode/fluid cathode depolarized cells An abuse resistant electrochemical cell having an active metal anode, a fluid cathode depolarizer, an inert cathode and an electrolyte solution. The cell components are arranged in terms of relative capacities and configuration such that a sufficient amou... | 12/09/1980 |
| 4233372 | Hermetic seal for electrochemical cell An hermetic glass-metal seal, for an electrochemical cell, having a metallic central feedthrough as a terminal thereof which is chemically incompatible with the components of said cell. The feedthrough is connected within said cell to a second compatible ... | 11/11/1980 |
| 4224385 | Expandable battery case A battery case which expands to accommodate expansion of individual cells therein while maintaining structural integrity. The case comprises an open ended cell holder with a sleeve thereon covering the open end of said cell holder. The cell holder and the... | 09/23/1980 |
| 4220693 | Composite separator/absorbent An electrochemical cell having a thin separator film such as grafted polypropylene thermally adhered, at limited sites, to a synthetic heat sealable electrolyte absorbent.... | 09/02/1980 |
| 4209479 | Means for improving manufacture of solid state cells The manufacture of solid state cells with smearable cathode materials subject to radial expansion during cell discharge is improved by the consolidation of such materials within a radially rigid non-flexible wall-retaining member which serves as a jig for... | 06/24/1980 |
| 4207389 | Solid state cells The manufacture of solid state cells with smearable cathode materials subject to radial expansion during cell discharge is improved by the consolidation of such materials within a radially rigid non-flexible wall-retaining member which serves as a jig for... | 06/10/1980 |
| 4200684 | High rate discharge primary battery A method for cooling high rate discharge primary batteries comprising absorbing the heat of reaction of the primary battery by a nonaqueous liquid depolarizer, circulating it, cooling it, and returning it to the primary battery, and a primary battery syst... | 04/29/1980 |
| 4195120 | Hydrogen evolution inhibitors for cells having zinc anodes Hydrogen evolution in cells having zinc anodes is reduced or eliminated by incorporating in the cell a surfactant which is a complex phosphate ester of a surfactant of the ethylene oxide-adduct type. This surfactant is added in such a manner that, directl... | 03/25/1980 |
| 4188460 | Internal battery fuse An internal battery fuse comprising a portion of a current collector which is thermally shielded whereby excessive built-up heat resulting from a short circuit is concentrated in said portion and which heat fuses the shielded portion and interrupts the ci... | 02/12/1980 |
| 4186983 | Battery connector A connector for use in electrically connecting a battery, having substantially planar terminals on a wall thereof, to an electrical device. The connector comprises a housing partially containing conductive means which extend from the housing to contact th... | 02/05/1980 |
| 4184017 | Polyvalent metal anode containing cells An electrochemical cell containing a polyvalent film forming metal anode, a nucleophilic non-aqueous electrolyte solvent and a free radical forming carbon halide additive dissolved in said solvent.... | 01/15/1980 |
| 4184014 | Abuse resistant cells containing fluid depolarizers Abuse resistant electrochemical cells having consumable fluid depolarizer/electrolyte solvents, active metal anodes and inactive conductive cathodes which are made resistant to abusive forced discharge or cell reversal conditions by maintaining excess por... | 01/15/1980 |
