Patents
Patents for C22B 9 - General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals (7,765)
01/1993
01/19/1993US5180423 Purification by preferential oxidation of impurities
01/12/1993WO1993001321A2 Process and device for separating metallic phases from other phases
01/12/1993CA2091457A1 Method to separate metallic phases from other phases containing same and device to carry out the method
01/07/1993EP0521519A2 Method and device for analysis adjustment of reactive melts
01/07/1993EP0328613B1 Metallurgical controlling method
01/06/1993CA2073128A1 Method for making mixtures of reactive melts and apparatus for use therein
01/05/1993US5177035 Molten metal filter and method for making same
01/05/1993US5176742 Method for filtering a molten solder bath
12/1992
12/30/1992EP0520600A1 Ceramic filter for molten metal
12/30/1992CN1067398A Method and apparatus for casting arc melted metallic material in ingot form
12/30/1992CN1067397A Method and apparatus for casting electron beam melted metallic material in ingot form
12/29/1992US5174811 Method for treating rare earth-transition metal scrap
12/22/1992US5173245 Tuyere injector
12/16/1992EP0518537A1 Method and apparatus for casting an arc melted metallic material in lingot form
12/16/1992EP0518536A1 Method and apparatus for casting an electron beam melted metal in ingot form
12/16/1992EP0517786A1 Production of synthetic rutile
12/16/1992CN1019508B Method for charging rare-earth oxid dregs into cupola furnace
12/15/1992US5171358 Apparatus for producing solidified metals of high cleanliness
12/15/1992US5171357 Water-cooled shields to intercept impure metals ejected by explosive vaporization; inclusion
12/09/1992EP0516763A1 Deoxidation of a refractory metal
12/09/1992EP0516719A1 Method and apparatus for in-line induction heating of molten metals for supplying continuous casting devices
12/08/1992US5169542 Foams containing graphite, wollastonite, silica and alkali phosphate glass for accurate cutting, recycling, efficiency
12/08/1992US5169128 Molten solder filter
12/08/1992CA1311121C Rotary device, apparatus and method for treating molten metal
12/06/1992CA2068197A1 Method and apparatus for casting an arc melted metallic material in ingot form
12/06/1992CA2068137A1 Method and apparatus for casting an electron beam melted metallic material in ingot form
12/02/1992EP0515944A1 Method of manufacturing an alloy powder with hard particles dispersed therein
12/01/1992US5167700 Method and apparatus for remelting and refining or magnesium and magnesium alloys
12/01/1992US5167698 Vacuum-suction degassing method and an apparatus therefor
11/1992
11/26/1992DE4217081A1 Recovering plated metal from steel scrap - by vaporising organic material prior to vaporising plated metal
11/24/1992US5166950 Process and apparatus for melting a furnace charge
11/24/1992CA1310498C Process for recovery of free aluminum from aluminum dross or aluminum scrap using plasma energy
11/11/1992CN1066088A Improved heater arrangement for aluminum refining systems
11/11/1992CN1019026B Gas bubbing brick
11/10/1992CA1310050C Plasma arc heating apparatus and method
11/04/1992CN1018934B Process for making molten materials and self-consuming electrode therefor
11/03/1992US5160532 Direct processing of electroslag refined metal
11/03/1992US5160531 Vaccum refining method utilizing induction heater around a ladle in a vacuum container
11/03/1992US5160479 Molten metal stirring device
11/03/1992US5160478 Gas flushing apparatus for metallurgical vessel
11/03/1992US5160477 Temperature maintenance and metallurgical treatment furnace
10/1992
10/28/1992EP0511195A1 Process for continuous melting of shredded scrap and mixed scrap
10/28/1992EP0510842A2 Metallurgical fluxes
10/28/1992EP0510701A2 Improved heater arrangement for aluminum refining systems
10/26/1992CA2067067A1 Metallurgical fluxes
10/22/1992DE4131867C1 Controllable outlet nozzle for dust conveyor - has housing with through passage, part of which is formed as venturi channel contg. regulating cone held in bush which can be longitudinally adjusted
10/22/1992DE4112836A1 Gas jet assembly - has solid inner with outer spiral channel and concentric channelled grooves for consistent gas mixtures
10/20/1992US5156689 Shrinking the molded shape while maintaining the temperature below the alpha-beta transition temperature
10/20/1992CA2064417A1 Multifluid nozzle for blowing gaseous fluids into metal-containing molten materials
10/13/1992CA1308560C Post-mix method and system for supply of powderized materials
10/07/1992EP0507463A2 Filters for light metals
10/07/1992CN1065100A Tungsten stannum fluxing agent and its making method
10/06/1992US5152954 Gas plug for metallurgical smelting crucibles
10/06/1992US5152893 Ceramic filter for molten metal
10/06/1992CA2064617A1 Filters for light metals
10/06/1992CA1308263C Method of preparing high-purity metal and rotary cooling member for use in apparatus therefor
09/1992
09/22/1992US5150272 Stabilized electromagnetic levitator and method
09/15/1992US5146976 Electro-slag casting apparatus and method
09/09/1992CN1064318A Improved gas dispersion apparatus for molten aluminum refining
09/08/1992US5145806 Aggregate particles, binder
09/01/1992US5143357 Melting metal particles and dispersing gas with vaned impeller
08/1992
08/26/1992EP0500252A1 Method and apparatus for processing ceramics
08/26/1992EP0500052A2 Improved gas dispersion apparatus for molten aluminum refining
08/26/1992EP0305455B1 Ceramic foam filter
08/25/1992US5142549 Remelting apparatus and method for recognition and recovery of noble metals and rare earths
08/25/1992CA1306818C Molten metal filter and method for making same
08/22/1992CA2056268A1 Method and apparatus for processing ceramics
08/20/1992WO1992013976A1 Process and device for recycling articles containing metals or metal vapours
08/20/1992CA2079586A1 Process and device for recycling articles containing metals or metal vapours
08/19/1992EP0499389A1 Method and assembly for consumable electrode vacuum arc melting
08/18/1992US5139567 Process for recovering valuable metals from a dust containing zinc
08/18/1992US5139238 Ceramic filters in refractory bodies for cleaning molten metal
08/18/1992US5139236 Melt facility for continuous upcaster
08/13/1992DE4102972A1 Verfahren und einrichtung zur abfallverwertung von metalldampfhaltigen lampen Method and device for waste recycling of metal-containing vapor lamps
07/1992
07/29/1992CN1017629B Process for continuously melting scrap as well as apparatus for performing this process
07/28/1992CA1305609C Treatment of molten light metals
07/15/1992EP0494742A1 Filters
07/11/1992CA2059175A1 Filter
07/09/1992WO1992008814A3 Jet flow device for injecting gas into molten metal
07/08/1992EP0493591A1 Vacuum processing of reactive metal
07/08/1992EP0493550A1 A method for operating electron beam furnace and intermediate pressure electron beam furnace
07/07/1992US5127632 Gas flushing device including perforated brick and gas flushing stone assembly
07/07/1992US5127468 Method and assembly for consumable electrode vacuum arc melting
07/01/1992EP0492607A2 Method for separating molten salt particles from molten metal
06/1992
06/30/1992US5125963 Metallurgical controlling method
06/29/1992CA2058339A1 Method for separating molten salt particles from molten metal
06/25/1992WO1992010595A1 Apparatus and method for treating molten metal
06/23/1992US5124122 Titanium alloy containing prealloyed vanadium and chromium alloy
06/23/1992CA1303862C Method for working-up waste products containing valuable metals
06/23/1992CA1303861C Metallurgical controlling method
06/17/1992EP0490371A2 Multistage rigid media filter for molten metal
06/17/1992CN1017067B Iron-based alloys having lower content of sulfur, oxygen and nitrogen
06/16/1992US5122184 Molten salt coalescence in molten aluminum
06/16/1992US5122181 Process and apparatus for melting contaminated metalliferrous scrap material
06/16/1992CA1303361C Method and apparatus for melting metals
06/14/1992CA2057551A1 Multistage rigid media filter for molten metal
06/10/1992CN1016971B Method and apparatus for carrying out thermochemical process
06/09/1992US5120027 Oxidation and corrosion resistance heating elements
06/09/1992CA1302714C Apparatus and method for treating metallic fines
06/03/1992EP0488293A1 Vacuum refining method utilizing induction heater around a ladle in a vacuum container
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