Patents
Patents for C22B 9 - General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals (7,765)
10/1995
10/31/1995US5462580 Method for molten metal treatment
10/25/1995EP0678584A1 Installation for gas flushing in the wall of a metallurgical vessel
10/17/1995US5458697 Highly purified metal material and sputtering target using the same
10/04/1995EP0674719A1 Vacuum installation, in particular for recycling metallurgy
10/03/1995CA1337156C Method and apparatus for the conversion of non-ferrous molten metal matte
09/1995
09/28/1995WO1995025822A1 Casting materials
09/27/1995CN1029859C Rare earth containing stainless steel and its melting process
09/26/1995US5453253 Reacting with concentrate of zinc sulfide in dilute sulfuric acid; suspending, flashing, separation, leaching, and electrolysis
09/26/1995CA2006351C Purifying molten metal
09/19/1995CA1337020C Method of producing titanium through use of a reverse polarity d.c. plasma arc heating process
08/1995
08/31/1995WO1995023239A1 Method and apparatus for recovery of non-ferrous metals from scrap and dross
08/31/1995WO1995023238A1 Low cost titanium production
08/30/1995EP0668804A1 Filtration of molten material
08/24/1995CA2116249A1 Method and apparatus for recovery of non-ferrous metals from scrap and dross
08/22/1995US5444732 Electrode for electroslag remelting and process of producing alloy using the same
08/22/1995US5443699 Method for refining molten metals and recovering metals from slags
08/22/1995CA2017132C Cold bottom emptying crucible
08/16/1995EP0666783A1 Particulate feedstock for metal injection molding
08/15/1995US5441578 Remelting ingots under an electroconductive slag
08/10/1995WO1995021273A1 Gas treatment of molten metals
08/09/1995EP0665899A1 Process and device for melting scrap
08/02/1995EP0665198A1 Impact resistant oxidation protection for graphite parts
08/01/1995US5437705 Placing scrap in inert atmosphere in furnace with oxygen getter, heating in stages to vaporize water, other substances, cadmium, condensing cadmium in connected chamber, recovering nickel from furnace
07/1995
07/28/1995CA2141137A1 Impact resistant oxidation protection for graphite parts
07/27/1995WO1995020057A1 Process for the vacuum refining of metal and associated device
07/27/1995WO1995019943A1 Starved matrix composite
07/26/1995CN1105708A Cleaning method for aluminium alloy smelting furnace and special cleaning agent
07/25/1995US5435528 Porous plug structure for aluminum furances
07/25/1995CA2030855C Molten metal stirring device
07/12/1995EP0662361A1 Die casting method and die casting machine
07/11/1995CA1336233C Process for filtration separation of inclusions contained in a molten metal bath
06/1995
06/28/1995CN2202131Y Long-life energy-saving electroslag remelting mould
06/27/1995US5427749 Treating ore with carbonaceous reducing agent yields rutile, titanium-bearing impurities and metallic iron which is then dissolved with sulfuric acid for removal
06/27/1995US5427602 Gravity separation
06/21/1995EP0658216A1 Charging metal solids into molten metal.
06/13/1995US5423900 Blowing pressurized gases through nozzles below melt surface
06/08/1995WO1995015404A1 Process for combined decoating and melting of aluminum scrap contaminated with organics
06/07/1995WO1995018238A1 Process for the continuous refining of metal and a facility for carrying out said process
06/07/1995EP0642594A4 Method and apparatus for separating and removing liquid particles from molten metal.
05/1995
05/24/1995CN1028510C Ceramic foam filter and process for preparing same
05/18/1995WO1995013402A1 Compact molten metal processing ladle
05/17/1995CN1028438C Electroslag remelting technique for controlling low aluminium
05/16/1995US5415680 Molten metal vacuum treatment and apparatus
05/09/1995US5413315 Injection equipment
05/04/1995WO1995012000A1 Ladle for filtering liquid metal on a filter medium with improved heating
05/02/1995US5411611 Consumable electrode method for forming micro-alloyed products
04/1995
04/20/1995WO1995010634A1 Process and device for introducing gases into metal melts
04/11/1995US5406579 For a low pressure treating chamber
04/05/1995CN1101078A A method for operating a multimedia tuyere and the tuyere system
04/04/1995US5403380 Method for producing easily volatile metals, such as zinc, lead, mercury and cadmium, of sulfidic raw materials
03/1995
03/28/1995US5401338 Process for making metal-matrix composites reinforced by ultrafine reinforcing materials products thereof
03/28/1995US5401294 Recovering aluminium from metallurgical wastes, centrifuging
03/21/1995US5400358 Continuous scrap preheating
03/21/1995CA1334790C Gas plug for metallurgic smelting crucibles
03/16/1995DE4410289C1 Gas flushing device for installation in the wall of metallurgical melting vessels
03/15/1995EP0642819A1 Filter medium for metal hot melt and treatment process for metal hot melt
03/15/1995EP0642594A1 Method and apparatus for separating and removing liquid particles from molten metal
03/14/1995US5397377 Molten metal fluxing system
03/09/1995WO1995006534A1 Purifying molten metal
03/09/1995CA2170530A1 Purifying molten metal
03/08/1995EP0641393A1 Method for melting copper
03/07/1995US5395423 Method of melting metals
02/1995
02/28/1995US5394432 Levitating and fusing device
02/23/1995WO1995005228A1 Preparation of high purity elements
02/23/1995DE4328045A1 Verfahren zum Entkohlen von kohlenstoffhaltigen Metallschmelzen A method of decarburization of carbon-containing molten metal
02/23/1995CA2168229A1 Preparation of high purity elements
02/16/1995WO1995004836A1 A consumable electrode method for forming micro-alloyed products
02/14/1995US5389124 Heating in solvent; cooling to precipitate
02/08/1995CN1027596C Tuyere arrangement for the introtion of agents into a molten bath and method of operating such a tuyere arrangement
02/07/1995US5387275 Process for extracting zinc present in liquid cast iron, means for the implementation of the process, and products thus obtained
02/01/1995EP0636848A1 Smelting process of electrically-conductive materials in an induction smelting furnace with a cold crucible and furnace therefor
01/1995
01/31/1995US5385338 Apparatus for melting aluminum alloy scraps
01/26/1995WO1995002707A1 Molten metal treatment
01/25/1995EP0634961A1 Ultrasonic treatment of liquids in particular metal melts
01/25/1995EP0556343B1 Jet flow device for injecting gas into molten metal
01/18/1995EP0634221A1 Process for the recovery of silver from zinc leaching residues by flotation
01/18/1995CN1097470A Magnesium-based alloy bar cladded by iron sheet and its manufacture and application
01/14/1995CA2127839A1 Process for the recovery of silver by flotation from the residue from the wet extraction of zinc
12/1994
12/21/1994EP0629830A1 Installation for the production of liquid metal by scrap melting
12/20/1994US5374299 In-flight oxidation in first reaction zone; sulfidation or reduction of reaction products in second zone
12/14/1994EP0553216B1 Method for extracting zinc present in liquid cast iron, and means for implementing such method
12/13/1994US5373529 Metals purification by improved vacuum arc remelting
12/07/1994EP0627014A1 Recovery of non-ferrous metals from dross.
11/1994
11/29/1994US5369063 Molten metal filter medium and method for making same
11/29/1994US5368541 Method of extraction of mercury and gold from mine tailings
11/29/1994CA1333217C Apparatus for successively fusing small particles of nonferrous metal
11/24/1994WO1994026942A1 Engineering ferrous metal products and electroslag refining method of making such products
11/23/1994EP0424502B1 Gas injector
11/23/1994CN1026709C Deslagging agent for refining aluminium and aluminium alloy
11/22/1994US5366536 Method of melting metals
11/22/1994US5366535 Fluxes
11/22/1994US5366207 Apparatus for making metal-matrix composites reinforced by ultrafine reinforcing materials
11/17/1994EP0624655A1 Process and installation for treating of molten metal, in particular molten steel with a refining agent
11/16/1994CN1095112A Device and process for the recovery of cadmium and nickel
11/15/1994US5364450 Molten metal treatment
11/15/1994US5364443 Recycling aluminum foil, heating in fluidized bed, melting
11/15/1994US5364078 Gas dispersion apparatus for molten aluminum refining
11/02/1994EP0622597A2 Process and device for smelting metals, more particularly non-ferrous metals
11/01/1994US5360169 Process and apparatus for the disposal of articles containing metals or metal vapors
11/01/1994CA2029750C Apparatus for holding and refining of molten aluminum
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