| Patents for C22C 3 - Removing material from non-ferrous alloys to produce alloys of different constitution (83) |
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| 01/28/2015 | CN103146939B 一种降低铅黄铜中铅含量的方法 A method for reducing the lead content of leaded brass methods |
| 12/24/2014 | CN104232974A 一种锌熔系统及其锌熔炉 A zinc and zinc melting furnace system |
| 12/17/2014 | CN104212995A 铅铋合金高温碱性除锡方法 Lead-bismuth alloy soldering temperature alkaline method |
| 07/16/2014 | CN103924117A 一种纳米多孔电化学驱动材料及其制备方法 A porous material and preparation method of electrochemical driving Nano |
| 04/16/2014 | CN102534687B PdNiCu ternary nanoporous metal and preparation and application thereof |
| 06/12/2013 | CN103146939A Method for reducing content of lead in lead brass |
| 06/12/2013 | CN103143890A Manufacturing method for low lead copper alloy bath utensil |
| 06/05/2013 | CN102321824B Method for desiliconizing cobalt white alloy |
| 04/24/2013 | CN102337420B Method for preparing porous Mg2Cu compound based on Mg-Cu one-step dealloying |
| 03/27/2013 | CN102994795A Copper removing method of Sn-Cu-Ni lead-free solder and PCB (Printed Circuit Board) production method |
| 02/28/2013 | US20130052475 Method of fabricating porous film structure using dry processes and porous film structures fabricated by the same |
| 01/23/2013 | CN102888541A Preparation method of aluminum-titanium alloy |
| 12/26/2012 | CN202626269U Low-content aluminum-base alloy separation and concentration and purification system |
| 10/31/2012 | CN102191400B Dealloying preparation method of nanoporous metal under static magnetic field |
| 08/01/2012 | CN101696475B Method for separating ternary alloy of lead, tin and stibium |
| 07/04/2012 | CN102534687A PdNiCu ternary nanoporous metal and preparation and application thereof |
| 04/11/2012 | CN102414333A A method of making silicon anode material for rechargeable cells |
| 02/01/2012 | CN102337420A Method for preparing porous Mg2Cu compound based on Mg-Cu one-step dealloying |
| 01/18/2012 | CN102321824A Method for desiliconizing cobalt white alloy |
| 10/05/2011 | CN102206768A Method for separating magnesium oxide from magnesium alloy |
| 09/21/2011 | CN102191400A Dealloying preparation method of nanoporous metal under static magnetic field |
| 09/21/2011 | CN102191399A Dealloying preparation method capable of greatly reducing the size of a nanoporous metal skeleton |
| 05/18/2011 | EP2321441A1 A method of making silicon anode material for rechargeable cells |
| 04/27/2011 | CN102031406A Method for removing impurity elements of ferrum, titanium and vanadium in aluminium alloy |
| 01/19/2011 | CN101952081A Method of regulating nickel concentration in lead-free solder containing nickel |
| 11/11/2010 | WO2010128310A1 A method of making silicon anode material for rechargeable cells |
| 10/27/2010 | EP2243590A1 Method of regulating nickel concentration in lead-free solder containing nickel |
| 04/21/2010 | CN101696475A Method for separating ternary alloy of lead, tin and stibium |
| 04/20/2010 | US7700521 Platinum-copper fuel cell catalyst |
| 02/11/2010 | DE112008000682T5 Verfahren zum Reinigen von Silizium A method for purifying silicon |
| 09/01/2009 | CA2491644C Method for fractional crystallisation of a molten metal |
| 08/27/2009 | WO2009104271A1 Method of regulating nickel concentration in lead-free solder containing nickel |
| 07/02/2009 | US20090165596 Removal of niobium second phase particle deposits from pickled zirconium-niobium alloys |
| 03/18/2009 | CN101386924A Detinning method of material containing Pb, Cu, Sb, Bi, Sn, Ag and Au |
| 11/04/2008 | US7445678 Maraging steel and method of producing the same |
| 09/18/2008 | WO2008110012A1 Method for purifying silicon |
| 09/18/2008 | CA2680515A1 Method for purifying silicon |
| 12/18/2007 | CA2387683C Continuous nickel matte converter for production of low iron containing nickel-rich matte with improved cobalt recovery |
| 07/12/2007 | DE102005047737B4 Lotmetallisierung Solder metallization |
| 04/12/2007 | DE102005047737A1 Soldered connection formed by selectively removing a metal A from the surface of an alloy composed of at least two metals A and B |
| 03/27/2007 | CA2269902C Leached nanocrystalline materials, method for making them and uses in the energetic sector |
| 01/11/2007 | US20070010396 Platinum-copper fuel cell catalyst |
| 07/27/2006 | US20060162491 Layer of at most partially solidified molten metal to be crystallized is cooled by a layer of cooling liquid, which is present above and/or below the layer of at most partially solidified molten metal so as to crystallize the molten metal |
| 03/09/2006 | WO2006025994A2 A method of separating non-metallic material using microwave radiation |
| 12/01/2005 | WO2005024982A3 Platinum-copper fuel cell catalyst |
| 03/17/2005 | WO2005024982A2 Platinum-copper fuel cell catalyst |
| 04/06/2000 | DE19844759A1 Zirconium alloy cladding tube production, for PWR or BWR nuclear fuel rod, comprises partially evaporating high vapor pressure alloy constituent from one surface of a semi-finished product of constant composition |
| 10/30/1996 | CN1033173C Tech. for preparing alloy ultro-micro partical by heat treatment precipitation electrochemistry extraction |
| 07/03/1996 | CN1032222C Method for controlling oxygen content of tantalum material |
| 03/08/1995 | CN1099808A Tech. for preparing alloy ultro-micro partical by heat treatment precipitation electrochemistry extraction |
| 08/26/1992 | EP0294371B1 Activator mixture for increasing the strength of iron alloys |
| 06/16/1992 | CA1303330C Process for recovering elemental phosphorus and a metal concentrate from ferrophos |
| 03/24/1992 | US5098069 Equipment and regulating means for recovering metal-carbide scrap by alloying |
| 03/18/1992 | CN1015913B Extraction of silver-cadmium alloy from silver-cadmium oxide |
| 04/10/1991 | CN1050562A Method for controlling oxygen content of tantalum material |
| 10/23/1990 | US4964906 Method for controlling the oxygen content of tantalum material |
| 04/25/1990 | CN1041619A Cable alloy producing technology with regenerated lead ingot |
| 04/04/1990 | CN1041006A Extraction of silver-cadmium alloy from silver-cadmium oxide |
| 01/17/1990 | EP0350542A1 Process for recovering elemental phosphorus and a metal concentrate from ferrophos |
| 08/15/1989 | US4857156 Separating a ferro alloy |
| 04/04/1989 | US4818282 Method for recovering metal-carbide scrap by alloying |
| 02/21/1989 | US4806325 Plasma arc furance |
| 12/14/1988 | EP0294371A1 Activator mixture for increasing the strength of iron alloys. |
| 06/30/1988 | WO1988004697A1 Activator mixture for increasing the strength of iron alloys |
| 04/13/1988 | CN85102241B Releasing tin metal in high lead low tin alloy and apparatus therefor |
| 02/11/1988 | WO1988000869A1 Process for producing titanium metal and titanium metal alloys |
| 01/17/1987 | CN85102241A Releasing tin metal in high lead low tin alloy and apparatus therefor |
| 12/31/1986 | CN85105067A Casting ladle for removing metal magnesium by chlorination treatment of alloy al |
| 07/29/1986 | US4602947 Process for producing titanium metal and titanium metal alloys |
| 07/23/1986 | CN85203570U Eutectic alloy crystallized with continual spiral rotation-liquated composite |
| 08/30/1983 | US4401631 Process for the recovery of molybdenum from mixtures of molybdenum compounds with other metallic compounds |
| 09/07/1982 | US4348231 Method of recovering metal carbides |
| 02/10/1981 | US4249963 Method for improving a property of an alloy |
| 03/04/1980 | US4191561 Method for the production of trialuminum nickelide fibers |
| 02/26/1980 | CA1072342A1 Recovery of lead |
| 10/09/1979 | US4170344 Apparatus for the separation of a mixture of components, particularly molten metals, metal compounds and/or metal containing slags in a centrifugal force field |
| 01/09/1979 | CA1045825A1 Process for the destruction of developed and undeveloped photosensitive film and the recovery of products therefrom |
| 08/22/1978 | CA1036827A1 Process for separating a noble metal from an alloy containing same |
| 06/27/1978 | US4097267 Purification and realloying of arsenic/selenium alloys |
| 01/24/1978 | US4070260 Process of sulfuric acid leaching silicated zinc ores |
| 05/11/1976 | US3956088 Process for the destruction of developed and undeveloped photosensitive film and the recovery of products therefrom |
| 05/04/1976 | US3954450 Recovery of lead, zinc and iron sulfide |
| 04/27/1976 | US3953194 Oxidation, reduction, carburization |