| 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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| 09/24/1997 | CN2263110Y Single phase and single electrode electroslag furnace with lining |
| 09/16/1997 | US5667685 Filter for the filtration of molten aluminum |
| 08/26/1997 | US5660614 Supplying gas flow through rotating dispenser immersed in stirred molten metal flow; degassing, purification |
| 08/19/1997 | US5658368 Reduced dusting bath method for metallurgical treatment of sulfide materials |
| 08/14/1997 | WO1997029617A1 Electrode and cooling element for a metallurgical vessel |
| 08/14/1997 | WO1997028915A1 Gas-flushing base for metallurgical vessels |
| 08/14/1997 | WO1997028901A1 Method and device for separating particles from an electrically conductive liquid flow using electromagnetic forces |
| 08/13/1997 | CN1035629C Method for blowing oxidizing gases into molten metal |
| 08/12/1997 | US5656236 Apparatus for gas treatment of molten metals |
| 08/12/1997 | US5656235 Through airlock for refining furnance |
| 07/31/1997 | DE19614182C1 Water-cooled casting die for production of blocks or strips |
| 07/30/1997 | EP0786531A1 Process and installation for remelting of metals to a strand |
| 07/30/1997 | EP0786015A1 Molten metal treatment |
| 07/24/1997 | WO1997026380A1 Chemical component recovery from ligated-metals |
| 07/23/1997 | EP0725840B1 Ladle for filtering liquid metal on a filter medium with improved heating |
| 07/23/1997 | EP0694083B1 Method for removing sulfur from superalloy articles to improve their oxidation resistance |
| 07/23/1997 | CN1035486C Electroslag technology for preventing hydrogen-enhancement |
| 07/22/1997 | US5650120 Bubble-operated recirculating pump for metal bath |
| 07/22/1997 | US5649993 Methods of recycling oversray powder during spray forming |
| 07/22/1997 | US5649992 Methods for flow control in electroslag refining process |
| 07/02/1997 | EP0666783A4 Particulate feedstock for metal injection molding. |
| 07/02/1997 | EP0627014B1 Recovery of non-ferrous metals from dross |
| 07/01/1997 | US5643528 Controlled magnesium melt process, system and components therefor |
| 06/25/1997 | CN2256885Y Micro-hole blowing head for refining aluminium alloy |
| 06/24/1997 | US5641452 Sealed, outside container comprising a silver recovery cartridge having a metal above silver in electromotive force series causing the chemical reaction with silver compound |
| 06/19/1997 | DE19547151A1 Separation and recovery of heavy metals such as cadmium@ and mercury@ from old batteries |
| 06/17/1997 | US5639419 Bubble operated dross diluting pump for a steel treating bath |
| 06/05/1997 | DE19539621C1 Gas injection stirrer for refining molten light metal |
| 06/04/1997 | CN1151190A Copper converting |
| 05/29/1997 | WO1997019455A1 Method of utilizing contaminated metal parts |
| 05/28/1997 | EP0694082B1 Method for removing sulfur from superalloy articles to improve their oxidation resistance |
| 05/28/1997 | DE19604413C1 Gas flushing arrangement for metallurgical vessels |
| 05/28/1997 | DE19543549A1 Verfahren zur Verwertung kontaminierter Metallteile Process for the recovery of contaminated metal parts |
| 05/28/1997 | CN1150604A Control method of oxygen concentration for vertical quick melting furnace |
| 05/22/1997 | WO1997018456A1 Filtration apparatus and method of characterising molten materials |
| 05/22/1997 | DE19619204C1 Gas flushing system |
| 05/20/1997 | US5630863 Reversing direction of disperser rotation, aluminum |
| 05/15/1997 | WO1997017477A1 Method and apparatus for holding molten metal |
| 05/07/1997 | EP0771364A1 Recovery of non-ferrous metals from dross |
| 05/07/1997 | EP0771363A1 Copper converting |
| 04/24/1997 | DE19610578C1 Ceramic gas flushing device for metallurgical vessels |
| 04/22/1997 | US5622673 Gas purging means for wall-side installation in metallurgical melting vessels |
| 04/16/1997 | EP0768017A1 Method and furnace for making a molten product |
| 04/09/1997 | EP0548320B1 Process and device for separating metallic phases from other phases |
| 04/09/1997 | CN1034518C Refining chamber lined with themral insulation refractory material for molten aluminium refining |
| 04/08/1997 | US5618490 Vacuum installation, in particular for recycling metallurgy |
| 04/02/1997 | CN1034429C Method for separating metal phase from other phase containing metal phase and apparatus for implementation of same method |
| 04/01/1997 | US5616167 Method for fluxing molten metal |
| 03/19/1997 | CN1145642A Process for the vacuum refining of metal and associated device |
| 03/19/1997 | CN1145411A Improved gas dispersion apparatus for molten aluminum refining |
| 03/05/1997 | EP0565690B1 Nozzle assembly for introducing fluids into a melt, and a method of operating the nozzle |
| 03/04/1997 | CA2169782C Heat resisting steel |
| 02/24/1997 | EP0771363A4 Copper converting |
| 02/18/1997 | US5604301 Ultrasound detection techniques |
| 02/18/1997 | US5603749 Barrel-type degasser having single continuous diameter opening, wear resistance |
| 02/05/1997 | EP0757013A1 Apparatus for purifying metal |
| 02/04/1997 | US5599379 Introducing inert gas into container with hot dross to impede thermiting and limit cooling of dross |
| 01/22/1997 | CN1140640A Smelting method for pasted alloy steel |
| 01/15/1997 | EP0753589A1 Melt treatment head, apparatus and method |
| 01/15/1997 | CN1033823C Improved heater arrangement for aluminium refining systems |
| 01/14/1997 | US5593634 Gas treatment of molten metals |
| 01/09/1997 | WO1997000978A1 Process for the manufacture of a high carbon cobalt-chromium-molybdenum alloy |
| 01/09/1997 | WO1997000746A1 Liquid metal processing method and apparatus |
| 01/08/1997 | EP0752478A1 Method of refining molten metal |
| 01/07/1997 | US5591248 Method for melting metal, especially non-ferrous metal |
| 01/02/1997 | EP0751361A1 A levitation melting method and a levitation melting and casting device |
| 01/01/1997 | CN1139031A Deep magnesium powder-processing technology |
| 12/27/1996 | WO1996041894A1 Bubble apparatus for removing and diluting dross in a steel treating bath |
| 12/25/1996 | CN1138507A Tundish |
| 12/19/1996 | WO1993019873A3 Ultrasonic treatment of liquids in particular metal melts |
| 12/17/1996 | US5584906 Molten salt electrolysis; thermal reduction or decomposition; sieving; classification; melting by electron beam |
| 12/12/1996 | WO1996039703A1 Producing halogenated products from metal halide feeds |
| 12/12/1996 | WO1996039545A1 Method and apparatus for continuous in-line gas treatment of molten metals |
| 12/11/1996 | EP0747648A1 Levitation melting method and melting and casting method |
| 12/10/1996 | US5582630 Ultra high purity magnesium vacuum distillation purification method |
| 12/10/1996 | CA2039598C Vacuum-suction degassing method and an apparatus therefor |
| 12/04/1996 | EP0745144A1 Method and apparatus for recovery of non-ferrous metals from scrap and dross |
| 12/04/1996 | CN2241697Y Electroslag hollow refining smelting equipment for rolling stainless seamless steel tube by hollow smelting operation |
| 12/03/1996 | US5579825 Die casting method and die casting machine |
| 12/03/1996 | CA2025688C Method of and apparatus for removing non-metallic inclusions from molten metal |
| 11/27/1996 | CN1033397C Method and apparatus for sealing tuyeres in the surrounding refractory lining |
| 11/26/1996 | US5577546 Particulate feedstock for metal injection molding |
| 11/20/1996 | EP0742842A1 Gas treatment of molten metals |
| 11/07/1996 | WO1996034990A1 Device for electroslag casting of steel and alloys |
| 11/06/1996 | CN1135240A Method and equipment for introducing gases into metal melts |
| 10/23/1996 | EP0738334A1 Magnesium melting furnace and process for melting magnesium |
| 10/23/1996 | EP0658216B1 Charging metal solids into molten metal |
| 10/23/1996 | EP0523208B1 Process and device for recycling articles containing metals or metal vapours |
| 10/22/1996 | US5568506 Constant voltage electro-slag remelting control |
| 10/22/1996 | US5567286 Apparatus for refining a low carbon steel melt |
| 10/17/1996 | WO1996032514A1 Dross press fume extraction system |
| 10/17/1996 | WO1996032513A1 Cooling system for press head |
| 10/16/1996 | CN1133262A Silicon purifying method |
| 10/08/1996 | US5563904 Process for melting an electroconductive material in a cold crucible induction melting furnace and melting furnace for carrying out the process |
| 10/03/1996 | WO1996030549A1 Apparatus and method for recovering non-ferrous metals from hot dross |
| 10/03/1996 | WO1996030143A1 Method of fluid dispersion and apparatus therefor |
| 10/03/1996 | CA2216626A1 Apparatus and method for recovering non-ferrous metals from hot dross |
| 10/02/1996 | CN1132483A Purifying molten metal |
| 10/02/1996 | CN1132257A Modified compounded molten solvent for refined Al-Al alloy |
| 09/24/1996 | US5558695 Process and unit for continuous metal refinement |