Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7553385 | Cold gas dynamic spraying of high strength copper A process for forming an article, such as a combustion chamber liner, comprises the steps of providing a mandrel formed from a material, such as an aluminum containing material, having a net shape of the article to be made, depositing a powdered metal material onto ... | 06/30/2009 |
| 6800153 | Method for producing β-titanium alloy wire The diamter of β-titanium alloy wire is reduced by cold wire-drawing and the β-titanium alloy wire is subjected to heat treatment. The heat treatment comprises the first aging process for precipitation strengthening and the second aging process for removing proces... | 10/05/2004 |
| 6692588 | Method and apparatus for simultaneously cleaning and annealing a workpiece The present invention is directed to a method and apparatus for simultaneously cleaning and annealing a plated semiconductor workpiece. A chamber for simultaneously cleaning and annealing a semiconductor workpiece is provided herein. The method according ... | 02/17/2004 |
| 6679951 | Metal anneal with oxidation prevention The invention relates generally to the prevention of copper oxidation during copper anneal processes. In one aspect of the invention, copper oxidation is prevented by carrying out the anneal in the presence of one or more organic reducing agents.... | 01/20/2004 |
| 6464809 | Processes for producing articles with stress-free slit edges Processes for producing articles with stress-free edges which comprise slitting a copper or copper alloy sheet to provide strips of the copper material, heating the strips in a furnace at a temperature of 200-250° C. under a protective atmosphere, and co... | 10/15/2002 |
| 6159307 | Method of annealing nonferrous metal parts without stickers Process to avoid adhesions during the annealing of non-ferrous metal alloys, comprising the heating, holding and cooling phases, whereby the material being annealed is exposed to an inert or oxidizing protective-gas atmosphere during the structure transfo... | 12/12/2000 |
| 6103026 | Corrosion-resistant copper materials and making method A corrosion-resistant copper material has a surface layer of a copper alloy containing 10-50 at % (i.e. % by atom) of silicon and of 10-1,000 Å thick. It is produced simply by annealing a copper material containing 0.01-5 at % of silicon at 100-600° C. ... | 08/15/2000 |
| 5938864 | Sliding material and surface treating method thereof A copper alloy material excellent in the resistance to corrosion caused by lubricating oils containing sulfur-based additives. The alloy comprises from over 5 to 50% Ni, 0.1-2% Ag and the balance consisting substantially of Cu, and optionally contains at ... | 08/17/1999 |
| 5858136 | Process for the manufacture of wires with a brass surface, for the purpose of wire electroerosion Copper wire coated with a layer of zinc is heated to a temperature (T1) sufficient for the formation of a brass phase ଲ, and the temperature is maintained until complete diffusion of the zinc. The thickness of the zinc covering can be cho... | 01/12/1999 |
| 5490886 | Methods for quenching metal A method for quenching hot metals especially iron steel or copper with a quenching fluid comprising a major proportion of an organic phosphate ester. The preferred esters are trialkyl phosphates and tri(alkyl phenyl) phosphates. The quenched article may e... | 02/13/1996 |
| 5271777 | High efficiency coil fabrication process Mill annealed commercial insulated copper wire 20 used to fabricate high Residual Resistivity Ratio (RRR) windings 12 is unwound from a supply spool 22 and wound onto an annealing spool 24, annealed on the annealing spool 24, and unwound from the annealin... | 12/21/1993 |
| 5069728 | Process for heat treating metals in a continuous oven under controlled atmosphere Heat treating metals by continuous longitudinal passage of metallic pieces in an elongated treating zone under controlled atmosphere having a high temperature upstream end where the controlled atmosphere comprises nitrogen and reducing chemical substances... | 12/03/1991 |
| 4838959 | Method for manufacturing high strength copper alloy wire A method for processing a copper alloy wherein the alloy comprises from 0.2-1.0% beryllium, 1.4-2.2% nickel or cobalt and remainder copper. Said method comprising one or more processing steps and characterized in that said steps conclude with cold working... | 06/13/1989 |
| 4832756 | Controlling distortion in processed beryllium copper alloys This invention provides a novel method for the production of reproducible parts formed from beryllium copper alloys. More specifically, the invention provides a process for the production of mill hardened beryllium copper strip, wire, rod or tubing with i... | 05/23/1989 |
| 4828814 | Process for purification of solid material A process is disclosed for producing a solid material which, in some cases, may have a resultant purity of 99.999% or better which comprises contacting the solid material at a temperature approaching the melting point of the solid material with a purifyin... | 05/09/1989 |
| 4826544 | Hydrogen cleaning of hot copper rod This invention relates to a method for removing an oxide scale from the surface of a hot rolled copper rod in an in-line process. The method comprises the steps of passing the rod through a chamber containing a reducing atmosphere, the chamber being immed... | 05/02/1989 |
| 4582545 | Method of producing electrical conductor A method of producing an electrical conductor is described. The electrical conductor is made of an oxygen-free copper material having an oxygen content of not more than 50 ppm, wherein copper crystals constituting the copper material are giant crystals. T... | 04/15/1986 |
| 4574604 | Process and apparatus for high speed fabrication of copper wire A continuous process for high speed fabrication of wire comprises the steps of directing wire through a first set of drawing dies to reduce the wire diameter to an intermediate diameter, applying a lubricant to the wire during the drawing process, anneali... | 03/11/1986 |
| 4500605 | Electrical component forming process The process of forming a composite with an alloy having an alloy component of about 0.5 to 12% aluminum and a matrix selected from a material of the group consisting of copper, iron or nickel. The alloy is heated in an oxygen-rich atmosphere to form a mat... | 02/19/1985 |
| 4446121 | Material for hydrogen absorption and desorption An economical metallic material for absorption and desorption of hydrogen comprising an alloy having the general formula represented by ABx, wherein A is Ca or a metallic material which is an alloy including Ca, B is Ni or a metallic material w... | 05/01/1984 |
| 4443274 | Process for forming a protective film on Cu-Sn alloys A heat treatment for providing copper-tin alloys with a substantially continuous tin-phosphorous-oxide protective layer that improves the appearance and the tarnish resistance of the alloys is disclosed. The heat treatment comprises heating the alloys in ... | 04/17/1984 |
| 4436600 | Method for treatment of copper anodes to be electrorefined An anode for copper electrolysis is given improved dissolving activity and enhanced ability to curb the phenomenon of passivation by a cooling treatment which is carried out at a cooling speed of from 20° C./hour to 400° C./hour to at least 400° C., pr... | 03/13/1984 |
| 4260432 | Method for producing copper based spinodal alloys Alloys are disclosed which contain Cu, Ni, Sn, and prescribed amounts of Mo, Nb, Ta, V, or Fe. A predominantly spinodal structure is developed in such alloys by a treatment which requires annealing, quenching, and aging, and which does not require cold wo... | 04/07/1981 |
| 4247327 | Alloy strengthening by hydridation Strengthening and hardening of metallic alloys has formerly been effected by inclusion of various metal and metal oxide additives. According to the invention, alloys having face-centered cubic structure are strengthened and hardened by the inclusion of on... | 01/27/1981 |
| 4084990 | Process for fabrication of decorative panel A method for the fabrication of a decorative panel having a coarse, enlarged crystalline pattern characterized by applying a large rolling force at a draft ratio in excess of the critical draft ratio to a metal sheet; annealing the metal sheet at a temper... | 04/18/1978 |
| 4077814 | Method for thermally treating metal components A method for thermally treating metal components. The metal components which are in a partially finished condition are annealed by being placed within a liquid bath which is at a temperature between 200° and 300° C. The liquid bath is a mineral oil and ... | 03/07/1978 |
| 4070207 | Method of producing porous copper workpieces and product thereof Porous copper workpieces are obtained by A. obtaining a copper workpiece having a selected grain size; B. machining the workpiece to a selected size and shape; C. electrochemically polishing said workpiece; D. annealing said workpiece from step (c) in oxygen at a temper... | 01/24/1978 |
| 3966511 | Process for the manufacture of anti-abradant elements A method for reducing abrasion between interacting moving parts which comprises applying an anti-abradant element between said moving parts which anti-bradant element will increase in dimensional proportions upon exposure to oxidation, sulphation, nitrati... | 06/29/1976 |
| 3937639 | Process for the bright annealing and recrystallization of non-ferrous metals A process for the bright-annealing and recrystallization of copper-zinc alloy articles consists of coating the articles with a solution of a synthetic resin and introducing the thus coated articles into an annealing furnace wherein the articles are subjec... | 02/10/1976 |
