| Patents for C22B 9 - General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals (7,765) |
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| 05/20/1998 | CN1182456A Fast quench reactor and method |
| 05/19/1998 | US5753004 Heating molten metal under vacuum or low oxygen partial pressure to remove contaminants, adding slag-forming agents, heating with inert gas plasma to activate slag and remove residual contaminants |
| 05/15/1998 | CA2221093A1 Process and plant for melting and purification of aluminium, copper, brass, lead and bronze alloys |
| 05/14/1998 | WO1998020175A1 Dross press with rocking press head |
| 05/14/1998 | WO1998020174A1 Molten metal pump and method of using |
| 05/13/1998 | EP0840657A1 Gas rinsing device |
| 05/13/1998 | CN1181424A Vacuum degassing treatment tech of liquid copper alloy |
| 05/12/1998 | US5749937 Fast quench reactor and method |
| 05/05/1998 | CA2104337C Continuous scrap preheating |
| 04/28/1998 | US5743937 Earth melter with rubble walls and method of use |
| 04/22/1998 | EP0803579A4 Process for the vacuum refining of metal and associated device |
| 04/22/1998 | EP0771364B1 Recovery of non-ferrous metals from dross |
| 04/22/1998 | CN1038149C Process for producing ferro-tungsten fluxing agent |
| 04/21/1998 | US5741422 Molten metal filter cartridge |
| 04/21/1998 | US5740854 Production methods of metallic glasses by a suction casting method |
| 04/21/1998 | CA2169781C Rotor shaft for a steam turbine |
| 04/21/1998 | CA2169780C Steam turbine |
| 04/16/1998 | WO1998015667A1 Reduction-melting process to form rare earth-transition metal alloys and the alloys |
| 04/16/1998 | CA2218944A1 Monolithic jet column reactor pump |
| 04/15/1998 | CN1038046C Method and equipment for introducing gases into metal melts |
| 04/14/1998 | US5738163 Levitation melting method and a levitation melting and casting device |
| 04/08/1998 | EP0834582A2 Method of refining metal to high degree of purity and high-frequency vacuum induction melting apparatus |
| 04/08/1998 | EP0834177A1 Producing halogenated products from metal halide feeds |
| 04/07/1998 | US5736096 Apparatus for purifying metal |
| 04/01/1998 | EP0832708A1 An installation for eliminating impurities during casting of metals |
| 04/01/1998 | EP0832304A1 Method and apparatus for continuous in-line gas treatment of molten metals |
| 03/31/1998 | US5733500 Molten metal degassing and filtering apparatus |
| 03/26/1998 | WO1998012360A1 Process for refining high-impurity copper to anode copper |
| 03/26/1998 | DE19703062C1 Dispersing apparatus for gases in metal melt |
| 03/26/1998 | DE19632403C1 Verfahren und Vorrichtung zur Erzeugung von siliziumreichen Gießereiroheisen Method and apparatus for the production of silicon-rich foundry pig iron |
| 03/26/1998 | CA2267325A1 Process for refining high-impurity copper to anode copper |
| 03/25/1998 | EP0830463A1 Dross press fume extraction system |
| 03/25/1998 | CN2276942Y Furnace chamber of power frequency and medium frequency induction furnace |
| 03/19/1998 | WO1998011557A1 Process for preparing metallic beryllium pebbles |
| 03/19/1998 | WO1998011556A1 Metallic beryllium pebbles for nuclear fusion reactors |
| 03/11/1998 | EP0665899B1 Process and device for melting scrap |
| 03/11/1998 | CN2276025Y Continuous double-chamber smelting furnace |
| 03/10/1998 | CA1339703C Method for cleaning molten metal |
| 03/05/1998 | WO1998009481A1 Rotating-translational drive mechanism for positioning devices in a melter |
| 03/05/1998 | WO1998008994A1 Apparatus and method for processing a sublimed material |
| 03/05/1998 | WO1998008990A1 Rotary degassing apparatus with rotor grip coupling between impeller rotor and drive shaft |
| 03/05/1998 | CA2264551A1 Rotating-translational drive mechanism for positioning devices in a melter |
| 03/05/1998 | CA2262650A1 Apparatus and method for processing a sublimed material |
| 02/26/1998 | WO1998007496A1 High capacity filter |
| 02/25/1998 | CN2275098Y Air removing and slag removing machine for aluminium liquid |
| 02/25/1998 | CN1037531C Method for producing easily volatile metals, such as zinc, lead and cadmium of sulphidic raw materials |
| 02/24/1998 | US5722034 Method of manufacturing high purity refractory metal or alloy |
| 02/17/1998 | US5718742 Maximizing shear forces for improved processing |
| 02/17/1998 | US5718416 Lid and containment vessel for refining molten metal |
| 02/12/1998 | WO1998005915A1 Rotary gas dispersion device for treating a liquid aluminium bath |
| 02/12/1998 | WO1998005800A1 Method and device for producing silicon-rich foundry iron |
| 02/11/1998 | CN1037370C Container for treatment heating material and its cooling and method |
| 02/10/1998 | US5717149 Method for producing halogenated products from metal halide feeds |
| 02/05/1998 | WO1998004372A1 Gas injection pump |
| 02/05/1998 | DE19637246A1 Melting furnace with at least one lance penetrating into its interior, lance and method for its control |
| 02/05/1998 | DE19637238A1 Melting furnace with at least one lance penetrating into interior |
| 02/04/1998 | EP0821743A1 Cooling system for press head |
| 01/21/1998 | EP0819770A1 Rotary impeller with porous head for dispersing gas treatment of molten metal |
| 01/20/1998 | US5709834 Device for removing gas and impurities from the molten aluminum |
| 01/14/1998 | EP0728222B1 Compact molten metal processing ladle |
| 01/14/1998 | CN1037012C Technology for smelting red copper |
| 01/07/1998 | EP0816484A2 Perfume delivery system |
| 01/07/1998 | EP0815271A1 Fast quench reactor and method |
| 01/06/1998 | US5705123 Metal chip reclamation system |
| 01/06/1998 | US5704411 Method and system for heating ingot for metal injection molding |
| 12/31/1997 | WO1997049837A1 Processing of electroslag refined metal |
| 12/29/1997 | EP0814506A2 Sputtered titanium wiring pattern using a highly purified Ti-target |
| 12/24/1997 | WO1997049266A1 Method and apparatus for removing a molten material with a vacuum from a chamber |
| 12/24/1997 | CA2259130A1 Method and apparatus for removing a molten material with a vacuum from a chamber |
| 12/17/1997 | CN1168158A Method and apparatus for holding molten metal |
| 12/17/1997 | CN1167834A Liquid electric slag continuous refining process for composition copper |
| 12/16/1997 | US5698158 Vacuum distillation apparatus for producing ultra high purity material |
| 12/11/1997 | WO1997046722A1 Recovery of iron products from waste material streams |
| 12/11/1997 | CA2257910A1 Recovery of iron products from waste material streams |
| 12/04/1997 | WO1997045564A1 Fluidized bed treatment of eaf dust |
| 12/04/1997 | CA2256726A1 Fluidized bed treatment of eaf dust |
| 12/03/1997 | EP0362253B1 Process for treating liquid metals |
| 11/26/1997 | EP0808649A1 Triangular cell metal filters |
| 11/26/1997 | CN2268707Y Plasma device of electric arc furnace |
| 11/26/1997 | CN1165867A Magnetic refining appts. |
| 11/20/1997 | WO1997043062A1 Gas rinsing device |
| 11/20/1997 | CA2226361A1 A gas purging device |
| 11/18/1997 | US5688470 Apparatus for recovery of non-ferrous metals from scrap and dross |
| 11/05/1997 | EP0728221B1 Process for combined decoating and melting of aluminum scrap contaminated with organics |
| 11/04/1997 | US5683653 Systems for recycling overspray powder during spray forming |
| 11/04/1997 | US5683650 Bubble apparatus for removing and diluting dross in a steel treating bath |
| 11/04/1997 | US5683488 Method for producing an iron feedstock from industrial furnace waste streams |
| 10/30/1997 | WO1997040197A1 Metal containing compound reduction and melting process |
| 10/29/1997 | EP0803586A1 Method and apparatus for holding molten metal |
| 10/29/1997 | EP0803579A1 Process for the vacuum refining of metal and associated device |
| 10/29/1997 | CN2266182Y Water-cooled electric cable |
| 10/28/1997 | US5681527 Molten metal holding apparatus |
| 10/21/1997 | US5679983 Semiconductors; packages; chips; titanium, zirconium, hafnium with low level of impurities |
| 10/21/1997 | US5678807 Rotary degasser |
| 10/15/1997 | EP0800879A2 Water cooled mould for manufacturing ingots, process for continuous casting and process for electro-slag refining |
| 10/15/1997 | EP0800590A1 Process and device for separating a specifically lighter phase from a specifically heavier liquid phase |
| 10/08/1997 | CN1036076C Agent for covering during aluminium-melting, and method for producing same |
| 10/07/1997 | US5673902 For removing inclusions from molten metal |
| 10/07/1997 | CA2023753C Method for gas treatment of a wide surface aluminium bath maintained in a stable state in the furnace |
| 10/01/1997 | CN1160614A Seamless stainless-steel pipe smelting and rolling technology |