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| Number | Title | Issue Date |
| 4559153 | Metal working lubricant Metal working lubricating compositions useful as a precoating oil and as a coating and rolling operation, comprising mineral or synthetic oil and a sulfur containing carboxylic acid such as n-dodecylthioacetic acid and n-butylthioacetic acid. The composit... | 12/17/1985 |
| 4549420 | Method for manufacturing wire The wire-cross-section is first reduced down to an intermediate cross-section by subjecting the wire to a cold-rolling in a rolling-section with a plurality of stands which is part of a manufacturing unit. The cross-section is continuously further reduced... | 10/29/1985 |
| 4549421 | Method and apparatus for reducing the section of elongated components Apparatus and method for reducing wire and other elongated components in section by passing them through a reservoir containing a substance which will act as a lubricating and pressurizing medium and then, surrounded by the medium but without solid-to-sol... | 10/29/1985 |
| 4535615 | Process and apparatus using ultra-filtration in the production of can shells In the production of drawn and ironed seamless metal cans an elongated sheet, for example, of tin-plated steel or aluminum, is lubricated and fed to a blanking and cupping press which cuts the sheet and forms it into shallow cups. The cups are fed to a se... | 08/20/1985 |
| 4528079 | Method of mitigating boundary friction and wear in metal surfaces in sliding contacts A method of treating the surface of a metal sliding contact which involves the immersion of the metal contact in an acid bath, in the presence of an electrolytic current to produce pockets bounded by crystalline projections. A lubricant is applied to the ... | 07/09/1985 |
| 4464922 | Wire drawing method and apparatus A method and wire drawing apparatus are disclosed in which rapid cooling of the wire is effected by directly contacting the wire with liquid as it leaves the die and ensuring the wire passes through a bath of coolant while on the block. The bath can be fo... | 08/14/1984 |
| 4462234 | Rapid extrusion of hot-short-sensitive alloys High-strength aluminum alloys and other hot-short-sensitive alloys can be extruded at rapid rates through a cooled, double reduction die (3) without hot-short cracking or scoring caused by die pickup. A primary reduction die (4) has a long, cooled primary... | 07/31/1984 |
| 4457788 | Particulate medium for fluidized bed operations This invention relates to non-abrasive, lubricative, particulate solids, e.g. graphites, lime, calcium oxides, zinc oxides and compounds of higher saturated fatty acids, particularly, stearate salts, and their methods of use as fluidized bed media for pre... | 07/03/1984 |
| 4455849 | Press-rolling process for producing a metal tubular product In a press-rolling process for producing a metal tubular product, which comprises a pipe-forming procedure in which a square metal billet is fed into a rolling mill which consists of a pair of pressing rolls which have semi-circular grooves forming circul... | 06/26/1984 |
| 4442689 | Lubricating die holder Lubricating die holder comprising a supportable body containing a die holder chamber having an entrance opening and an exit opening respectively extending therefrom to the front entrance side and rear exit side of the body and defining a die drawing path ... | 04/17/1984 |
| 4416132 | Metal forming lubricant and method of use thereof The present invention relates to a lubricant for use in the drawing and ironing of black plate steel during the manufacture of enclosed containers such as cans. The lubricant comprises an aqueous solution of an active component, such as a major portion of... | 11/22/1983 |
| 4412439 | Cooperative rolling mill apparatus and process This invention relates to a rolling mill apparatus and process which utilizes the creation of a differential friction force in at least the most downstream one of a plurality of roll bites for a variety of purposes. In a first embodiment, a differential f... | 11/01/1983 |
| 4404827 | Method and apparatus for drawing wire In a process for drawing wire through the nib of a die comprising lubricating the wire with a dry soap and drawing the lubricated wire through the nib in such a manner that a film of soap is formed on the surface of the nib, the improvement comprising mai... | 09/20/1983 |
| 4366695 | Method and apparatus for heating wire prior to drawing A system for heating wire during a wire drawing process which comprises one or more cylindrical silicon carbide tubes each having an aperture in the side wall thereof. A flame projecting burner is situated adjacent the aperture in the side wall of each tu... | 01/04/1983 |
| 4351678 | Method of making corrosion resistant phosphorous copper or phosphorous copper alloy pipes An improved corrosion resistant pipe and method of manufacture is presented wherein a phosphorus copper or phosphorus copper alloy pipe is subjected to a special heat treatment step which forms an internal oxide coating. A pipe produced in accordance with... | 09/28/1982 |
| 4345451 | Wire drawing method and apparatus Method and apparatus for drawing wire which uses a partial turn of wire wedged in an endless groove in a rotating wheel to generate the necessary drafting tension and wherein the drawn wire is cooled by direct contact with a liquid coolant as it leaves th... | 08/24/1982 |
| 4324122 | Metal strip cold-reduction mill A metal strip cold-reduction mill having small work rolls with the rolls and strip flooded with liquid lubricant, has a tension reel on which the strip leaving the work rolls is coiled for tensioning the strip in the work rolls. A set of squeeze rolls bet... | 04/13/1982 |
| 4270373 | Apparatus and process for the fluid lubrication drawing of composite metal wires A rod in the form of a composite metal wire having a harder metal core surrounded by a softer metal cladding is introduced together with lubricant into a die comprising an approach which includes a first frustoconical opening defining a vertical angle bet... | 06/02/1981 |
| 4212177 | Apparatus for continuous extrusion Two rotors cooperate to advance a rod of indefinite length continuously into an extrusion die. Portions of radially extending surfaces of the two rotors are utilized to grip the rod therebetween, in order to effect such advance of the workpiece rod upon t... | 07/15/1980 |
| 4169174 | Flexible mandrel lubrication Flexible core such as rubber rod useful as an internal mandrel in the construction of tubular articles, such as hose, is coated with a liquid lubricant substantially undiluted with solvent, and excess lubricant is removed using high pressure liquid spray ... | 09/25/1979 |
| 4129022 | Piercing a solid billet An initial well is formed into the rear end of a cylindrical billet thereby providing a centering collar. The billet is additionally centered at the receiver bottom and pierced by a frustoconical mandrel under retention of the well.... | 12/12/1978 |
| 4100781 | Axle spindle forming method Apparatus and a method disclosed for forming an axle spindle from a hollow axle blank incorporate a hollow punch having a metallic body with an inner work surface defining a work opening and a mandrel fixed within the work opening projecting toward an ope... | 07/18/1978 |
| 4096721 | Hydrostatic extrusion methods and apparatus The disclosure concerns methods and apparatus for forming an elongated product, having a high quality surface appearance and finish, from an elongated workpiece with a wax coating. The wax-coated, elongated workpiece is advanced toward, and then through, ... | 06/27/1978 |
| 4094178 | Methods for continuous extrusion Two rotors cooperate to advance a rod of indefinite length continuously into an extrusion die. Portions of radially extending surfaces of the two rotors are utilized to grip the rod therebetween, in order to effect such advance of the workpiece rod upon t... | 06/13/1978 |
| 4087898 | Metallic rod product, and method for producing same Improved metallic rod product which substantially reduces die wear in wire drawing operations, and which provides other advantages during manufacturing. The exterior surface of the rod product is intentionally provided with a predetermined rough texture h... | 05/09/1978 |
| 4085603 | Method of making V-shaped magnetic circuit elements The invention relates to star-shaped magnetic circuit elements. Such elements can be obtained by manufacturing a tore-shaped magnetic circuit element by winding a magnetic sheet strip around a pin. Then this tore-shaped element is pressed by converging eq... | 04/25/1978 |
| 4080818 | Machine for drawing metal wire A machine for drawing a plurality of metal wires including alternate odd-numbered wires and even-numbered wires, in which a plurality of drawing drums are rotatable in two parallel rows, each individual drum having a plurality of tracks at least equal to ... | 03/28/1978 |
| 4068512 | Apparatus and methods for forming multiple elongated products Multiple elongated products are formed simultaneously from a single workpiece, coated with a lubricant or other fluent material, by forcing the workpiece against and through a die having multiple apertures. The apertures are so arrayed as to permit a rela... | 01/17/1978 |
| 4051705 | Die stem heating A high pressure apparatus for reducing metal rod to wire in one pass through a die by surrounding the rod with a medium under high hydrostatic pressure to maintain ductility of the metal to be formed; the die is supported against a frame member by a die s... | 10/04/1977 |
| 4040282 | Ironing ring having improved lubricating characteristics An ironing ring for use in the manufacture of drawn and ironed unitary sheet metal can bodies made from flat rolled steel blackplate. The interior working surface of the ironing ring is treated by diamond wheel grinding, or the like, to form fine-line ind... | 08/09/1977 |
| 4036043 | Extrusion die for hot hydrostatic extrusion of aluminum and aluminum alloys A die for use in a hot hydrostatic extrusion process, in which a billet comprised of aluminum or an aluminum alloy or a billet having aluminum and an aluminum alloy at its outer periphery is preheated and charged into a container whereupon extrusion is ca... | 07/19/1977 |
| 4027511 | Apparatus for producing multiple elongated products such as wires A bundle of hexagonal billets, each billet being coated with a shear transmitting medium, is extruded through one form of die having a plurality of hexagonal die apertures, to produce simultaneously a plurality of individual hexagonal wires. The bundle ma... | 06/07/1977 |
| 4016736 | Lubricant packed wire drawing dies Wire drawing dies having improved life, relatively lower drawing force requirements and producing smooth surface on wires drawn therethrough comprise compacts of polycrystalline diamond, polycrystalline cubic boron nitride and mixtures thereof, which incl... | 04/12/1977 |
| 3956915 | Drawing and ironing container stock and manufacturing methods Continuous-strip process for improving ironing operations in the manufacture of drawn and ironed container bodies having a bottom wall and unitary sidewall. Strip surfaces are treated, in final cold reduction operations for flat rolled container stock, to... | 05/18/1976 |
| 3947294 | Method for temper rolling of a thin-gauge steel strip A method for temper rolling of a thin-gauge steel strip comprising applying mechanical working to the steel strip under dry condition and then rolling the steel strip with lubricant between the rolling roll and the steel sheet.... | 03/30/1976 |
| 3935723 | Wire processing machine This invention relates to a wire processing machine comprising a die through which wire is drawn along a rectilinear path and a turning head downstream of the die at which the die-drawn wire is surface turned. The turning head is rotatably mounted in bear... | 02/03/1976 |
