Abstract: A drum dehumidifying breather for a liquid chemical container including a desiccant cannister having a top wall, a cylindrical transparent side wall, and a removable bottom wall;the cannister containing a desiccant material;the cylindrical side wall having air breather holes located above the top level of the desiccant material for the passage of water-borne air into the cannister;the cylindrical side wall having a threaded portion which extends below the bottom wall;the bottom wall being capable of supporting the desiccant material and containing breather holes for the passage of dried air from the cannister;an annular removable cap having a threaded side wall which is capable of being attached and connected to the threaded portion of the side wall of the cannister;a supporting cylinder positioned in the annular opening of the cap; one end of the supporting cylinder being in communication with the bottom wall of the cannister and capable of supporting the bottom wall as well as containing breather holes to a

Abstract: A priming method for rimfire cartridges is disclosed in which a propellant solution is disposed adjacent a centrifugally located primer material in a rimfire cartridge. The solvent is then evaporated to leave a propellant film near the primer material in order to provide slower, more uniform ignition to thereby allow use of propellant powders which would otherwise be too fast or too sensitive.

Abstract: This invention relates generally to a method for producing nitrous oxide, and more specifically, to a method for producing nitrous oxide by reacting ammonia with at least one molten nitrate salt.

Abstract: This invention relates to a laminated glass capacitor and method of making the capacitor. The capacitor is constructed of a plurality of internal electrodes stacked and having glass layers therebetween to give electrostatic capacity. External electrodes are connected to associated internal electrodes for taking out the electrostatic capacity. The glass layers are selected from a substantially pore free glass and the internal electrodes are formed of a metal foil selected from the group consisting of deoxidized copper alloy and oxygen free copper alloy.

Abstract: A filter press membrane electrolytic cell having at least one cathode and one anode sandwiched about a permselective ion exchange membrane which employs a cathode having a first layer and a second layer cooperative with the membrane such that the voltage coefficient during operation at current densities greater than 4.0 kiloamperes per square meter is less than about 0.20 volts per kiloampere per square meter.

Abstract: A process for electroplating a conductive metal layer to the surface of a non-conductive material which comprises:(a) preparing a liquid dispersion of carbon black comprised of:(1) carbon black particles having an average particle diameter of less than about 3.0 microns in said dispersion;(2) an effective dispersing amount of a surfactant which is compatible with said carbon black; and(3) liquid dispersing medium,wherein the amount of carbon black is sufficient to coat substantially all of said non-conducting surfaces and is less than about 4% by weight of said liquid dispersion;(b) applying said liquid dispersion to the surface of the non-conducting material;(c) separating substantially all of said liquid dispersing medium from said carbon black particles, whereby said particles are deposited on said non-conductive surface in a substantially continuous layer; and(d) electroplating a substantially continuous conductive metal layer over the deposited carbon black layer and said non-conductive surface.

Abstract: Multi-layer circuitry incorporating electronic elements is disclosed. The circuitry comprises a plurality of layers including a metal or alloy substrate formed with a recess on one surface. An electronic element is positioned within the recess and a second electronic element is positioned on the surface. Also, a first dielectric material layer is disposed on the surface. Further, a first layered conductive circuit pattern overlies the first dielectric material layer so as to provide circuitry over a substantial portion of the substrate. The first circuit pattern is electrically connected to the first electronic element. The first circuit pattern also has a cavity therein for receiving the second electronic element. A second layered conductive pattern overlies at least a portion of the first layered conductive circuit pattern and the second electronic element and is electrically connected to the second electronic element.

Abstract: The present invention relates to a process and apparatus for controlling an electromagnetic casting system. The process and apparatus utilize at least one sense loop and an electrical parameter relating to the sense loop, e.g. the mutual inductance between the sense loop and a containment inductor, to control during casting the height of the contained head of molten material and/or the ingot size. In a first embodiment, a sense loop is positioned in the air gap between the containment inductor and the outer surface of the forming ingot or the molten metal head, preferably in a location in the vicinity of the liquid-solid interface. In a second embodiment, a plurality of sense loops are used to control the casting system.

Abstract: A water treatment or processor device for household use or commercial use (for example, in a restaurant) is provided with fail-safe features in accordance with this invention to shut the treatment device "off" when an element thereof has become ineffective, such as the saturation of an adsorption element or the clogging of a filter element. Once the device is turned "off", it cannot be restarted until the depleted element has been replaced.

Abstract: The present invention relates to a heat exchanger assembly having a plurality of heat exchange fluid passageways formed from a modified copper-zinc alloy. The copper-zinc alloy contains from about 21% to about 39% zinc, from about 1% to about 5% nickel, from about 0.02% to about 1% arsenic and the balance essentially copper. In a preferred embodiment, the copper-zinc alloy consists essentially of from about 25% to about 35% zinc, from about 2.5% to about 3.5% nickel, from about 0.03% to about 0.06% arsenic and the balance essentially copper. The heat exchanger assemblies of the present invention have particular utility as motor vehicle radiators.

Abstract: This invention relates to priming compositions for ammunitions containing manganese dioxide as oxidizer agent in the primer mix, and to the rimfire cartridge containing dinol, manganese dioxide, tetrazene and glass.

Abstract: A process for electromagnetically casting molten material into a thin strip having a substantially constant thickness. An inductor is provided for electromagnetically shaping the molten material. The material is electromagnetically shaped into a strip having a desired thickness. Variations in the thickness of the molten material are automatically reduced during the shaping step by selecting the frequency of the current applied to the inductor so that the thickness of the strip is about 1.8 to about 2.6 current penetration depth.

Abstract: The present invention relates to a thermosonic wire bonding technique for forming high quality wire interconnections in semiconductor devices. The technique includes using palladium or palladium alloy lead wires to form the wire interconnections between the components of a semiconductor device. The technique also includes forming a protective atmosphere about the palladium lead wire during a portion of the bonding process and controlling the stage temperatures used during the bonding process.

Abstract: This invention relates to non-toxic, non-corrosive, lead-free rimfire ammunition.

Abstract: A paper sized with a 2-nitrobenzene sulfonate is disclosed.

Abstract: The present invention relates to solutions for extracting magnetic particles from a surrounding matrix. The solutions extract the magnetic particles by dissolving the surrounding matrix and leaving the magnetic particles. Useful solutions include aqueous citrate solutions and aqueous solutions containing free ammonia. The magnetic particles produced using the solutions of the present invention have particular utility in magnetic recording media.

Abstract: The present invention provides non-ionic carbohydrate based ethers having surfactant and other valuable properties of the formula: ##STR1## wherein: R is substituted or unsubstituted alkyl, aryl or aralkyl group containing 1-20 carbon atoms, and R.sub.1 is an aryl, aralkyl, alkyl or alkenyl group containing 1-20 carbon atoms.

Abstract: A method for producing a metallic strip is disclosed. A metallic melt containing above about 20% by weight of iron is formed into a strip so that fine iron particles are distributed throughout. The strip may be rolled to elongate the iron particles.

Abstract: The invention provides a technique for vapor blasting the interior of regular production bullet jackets prior to lead seating. The controlled vapor blasting significantly increases the surface roughness of the bullet jacket interior. As a result, the formed bullet has greater adhesion between the bullet jacket and lead core.

Abstract: A predominately beta phase copper base alloy which is adapted for forming in a semi-solid slurry condition. The alloy has a microstructure comprising discrete particles within a lower melting point matrix and consists essentially of from about 9% to about 10.5% by weight aluminum, at least about 10% by weight nickel and the balance essentially copper. In accordance with an alternative embodiment the nickel can be replaced on a one for one basis by iron within certain limits. The alloys are processed by chill casting with a cooling rate throughout the section of the casting comprising at least about 10.degree. C./sec. The alloys as-cast or when reheated to a semi-solid exhibit a microstructure suitable for press forging.