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| Number | Title | Issue Date |
| 7996973 | Single slitting process for recycling rail A method for recycling rail is provided wherein the rail is heated, and then slit into two pieces. The two pieces are passed through a single mill pass line such that each piece of the rail is deformed to have a generally uniform shape. ... | 08/16/2011 |
| 7437808 | Method of forming a metal matrix component A method of forming a metal matrix component and product that comprises forming scrap sheet metal material, shredding the scrap sheet metal material to a predetermined size range, filling the shredded scrap sheet metal material into a compacting die, adding an adhes... | 10/21/2008 |
| 7377214 | Apparatus and method for temporarily compressing loose, multiply bent, pieces of scrap sheet metal into compacted wafers The bulk volume of large numbers of loose, separated, multiply bent, irregularly shaped scrap sheet metal is temporarily reduced, for transportation and storage of the metal for recycling purposes, by compressing the metal into temporary, compacted wafers formed of ... | 05/27/2008 |
| 7318265 | Recovery method for an electric appliance A mark is displayed to a manually scrapped component capable of being disassembled manually without disassembling or crushing by machine at the time of discard or recovery of an electric appliance after use, and the manually scrapped component is manually scrapped f... | 01/15/2008 |
| 7162785 | Method of recycling a process cartridge The recycling of metal materials is performed by efficiently recovering the metal materials from component materials of a process cartridge. To achieve this object, there is provided a method of recycling a process cartridge containing a toner, wherein in a crushing... | 01/16/2007 |
| 7140108 | Method of designing device Provided is a method of designing a device, comprising the steps of determining a disposing process for each component of the device, the disposing process being selectable from a melting process, a shredding process and a renovating process, and designing a connect... | 11/28/2006 |
| 7073238 | Single slitting process for recycling rail A method for recycling rail is provided wherein the rail is heated, and then slit into two pieces. The two pieces are passed through a single mill pass line such that each piece of the rail is deformed to have a generally uniform shape. ... | 07/11/2006 |
| 7037466 | Method and apparatus for forming billets from metallic chip scraps After recycled titanium alloy chips are crushed and cleaned, they are pressed into cylindrically briquettes with a relative density of 0.6, and placed into capsules. The capsules are heated and placed into a preheated pressing rig. The pressing rig repetitively appl... | 05/02/2006 |
| 6986192 | Method for reclamation of precious metals from circuit board scrap The present invention springs from the discovery that mild acids could be utilized to shear undesired metals away from desired precious metals that have been plated onto circuit board runners or contacts. This shearing action occurs at a high rate when metal scrap s... | 01/17/2006 |
| 6941860 | Method of briquetting metal chips and briquetting press A method and a briquetting press for briquetting metal chips, wherein stable briquettes/pressed component are produced. The actual length (Lact) of the pressed component is obtained by applying pressure (Pmax/Preq) using at least one... | 09/13/2005 |
| 6782595 | Method for briquetting metal chips and briquetting press A method and a briquetting press for briquetting metal chips wherein stable briquettes/pressed components are produced. The actual length (Lact) of the pressed component is obtained by applying pressure (Pmax/Preq) using at least one... | 08/31/2004 |
| 6594877 | Method and equipment of recycling used-automobiles A scrapping system of used-automobiles includes a reusable parts collecting station, a liquid collecting station for collecting liquids including fuel, oil and coolant, a prearrangement station for collecting chlorofluorocarbon, batteries, seats, tires, e... | 07/22/2003 |
| 6497023 | Apparatus for forming metal feedstock from waste metal products An apparatus for forming a metal feedstock from waste metal products is disclosed. The apparatus includes devices for: crushing the metal products into pieces; magnetically separating sheet-shaped ferrous scraps and ferrous cast blocks from the crushed pi... | 12/24/2002 |
| 6357099 | Preparation of metal feedstock from wasted metal products A method of forming a metal feedstock from wasted metal products is disclosed. The method includes the steps of crushing the metal products into pieces; magnetically separating sheet-shaped ferrous scraps and ferrous cast blocks from the crushed pieces; p... | 03/19/2002 |
| 5676775 | Process for manufacturing corrosion resistant metal products A method is disclosed of producing a corrosion resistant product from a billet comprising a core of finely divided ferrous swarf compacted into briquettes in a stainless steel jacket and in which the billet is heated to a temperature at which it becomes s... | 10/14/1997 |
| 5243754 | Apparatus for severing of an oil filter, separating the components of the filter and crushing of the same to facilitate recycling or waste disposal thereof Apparatus cyclically severs a cap from one end of an oil filter canister and permits separation of the components of the filter and crushing of those components. A front plate extends vertically upwardly from a table top and supports the canister whose ax... | 09/14/1993 |
| 4905363 | Modular process for dismantling light automobile vehicles A modular process is provided for dismantling light automobile vehicles with a view to recovering their detached parts and recycling in an organized network. In each module the sum of the times of testing, conveyance, dismantling, recovery, sorting, packi... | 03/06/1990 |
| 4507840 | Method for compacting nuclear reactor components A method is disclosed for the compaction of control rod blades and fuel channels of a boiling water reactor. Upper and lower portions of a control rod blade are removed from a cruciform shaped main blade structure. Each elongate tubular fuel channel of su... | 04/02/1985 |
| 4398456 | Machine for converting returnable cans into metal ingots A machine for reducing, crushing, and joining used metal cans to form an ingot comprising a stack of laminated crushed cans. The reducing chamber contains a vertically adjustable platen on which the ingot is formed. The cans are reduced, crushed, and join... | 08/16/1983 |
| 4373675 | Method for beneficiating ductile scrap metal A method is disclosed of converting tangled ribbons of ductile machining scrap into a densified intermediate product useful for making metal powder. A collection of the scrap having a packing density less than 50 lbs/ft3 is subjected to impacti... | 02/15/1983 |
| 4272877 | Method of manufacturing mechanical parts from metal scrap A method of manufacturing mechanical parts from the raw material of metal scrap such as shavings and turnings of castings and steel and press chips of steel, includes the steps of: preparing the metal scrap including shavings and turnings; forming a bille... | 06/16/1981 |
| 4221040 | Method for making pellet for charging furnaces The specification discloses a compact, dense, economical, metal pellet for charging melting furnaces to recycle the metal and a method for making the pellet especially from scrap cans and pieces of scrap metal including borings, turnings, punchings, chips... | 09/09/1980 |
| 4173061 | Process for forming a billet for extrusion Scrap bars of extruded goods are reclaimed as billets for extrusion. An external force is applied to an aggregate of scraps, in which the scraps are piled in the form of a bundle having a predetermined length, so as to reduce its size in directions perpen... | 11/06/1979 |
| 4117703 | Apparatus for manufacturing extruded structural profiles from aluminum based metal scraps Aluminum or aluminum alloy scraps or wastes are broken into chips and extruded under a high temperature to produce extruded structural profiles. The method is characterized by the fact that the interior of the extruder is evacuated prior to or simultaneou... | 10/03/1978 |
| 4077108 | Process for producing dense machinable alloys from particulate scrap The invention relates to a process for obtaining steels having improved machinability. This process provides for the upgrading of divided metallurgical products, which are consolidated without fusion, with incorporation of a dispersed phase. This process ... | 03/07/1978 |
| 4067096 | Method for making a reconstituted metal strand A method and an apparatus for making a reconstituted coherent metal strand from scrap metal is disclosed, the strand being severed into suitable lengths to provide an intermediate product for subsequent processing such as into bar stock. The intermediate ... | 01/10/1978 |
| 4059896 | Process for converting aluminum scrap into useful products A process for converting aluminum scrap into finished articles by compaction, heating and extrusion. The process comprises the steps of compacting the aluminum scrap at ambient temperature into a billet having a density between 1.8 and 2.4 g/cm3 | 11/29/1977 |
| 4050142 | Method and apparatus for manufacturing extruded structural profiles from aluminum based metal scraps Aluminum or aluminum alloy scraps or wastes are broken into chips and extruded under a high temperature to produce extruded structural profiles. The method is characterized by the fact that the interior of the extruder is evacuated prior to or simultaneou... | 09/27/1977 |
| 4040162 | Method of producing composite extruded aluminum products from aluminum swarf Particulate aluminum or aluminum alloy swarf or waste is compressed under heat and pressure to form a billet. After subjecting the billet to a subsequent heat treatment at a higher temperature the billets are capable of being extruded by conventional extr... | 08/09/1977 |
| 4033024 | Method for producing extruded structural profiles from scrap materials of aluminum based metal Method for producing extruded structural profiles from aluminum or aluminum alloy scrap materials. The scrap materials are compacted under room temperature or under heat suitable for hot extrusion into a cylindrical body which is of such a dimension that ... | 07/05/1977 |
| 4028795 | Method of manufacturing extruded structural profiles from aluminum based metal scraps Aluminum or aluminum alloy scraps or wastes are broken into chips and converted into a cylindrical body to be extruded under a temperature suitable to produce extruded structural profiles. The method is characterized by the fact that the interior of the e... | 06/14/1977 |
| 3943617 | Novel apparatus and solid state method for converting small pieces of metal to a workpiece A method of converting scrap or other small pieces of metal into a useful, commercial product while maintaining the metal in a solid state. According to the process, the pieces are maintained together for further processing. They are impacted, while heate... | 03/16/1976 |
