Patents for F27B 14 - Crucible or pot furnaces; Tank furnaces (4,425)
03/2001
03/27/2001US6206948 Metal reduction and melting process and apparatus
03/21/2001CN2424432Y Crucible with discharging
03/14/2001CN1063234C Aluminium-plating tank
03/13/2001US6200385 Crucible for growing macrocrystals
02/2001
02/27/2001US6192969 Casting of high purity oxygen free copper
02/06/2001US6185243 Glass induction melting furnace using a cold crucible
01/2001
01/31/2001EP1072331A1 Cleaning device for metallurgical furnaces, in particular crucibles
01/30/2001CA2028655C Apparatus and process for countergravity casting of metal with air exclusion
01/04/2001WO2001000892A1 High density tungsten material sintered at low temperature
01/04/2001CA2377773A1 High density tungsten material sintered at low temperature
01/03/2001CN2413251Y Electrode salt-bath furnace with stepped current-limiting starting power supply
01/03/2001CN2413250Y Assembling coal-fired hot-dip galvanized double-body furnace
01/03/2001CN2413249Y Main electrode asymmetrical electrode salt-bath furnace
01/03/2001CN1060264C Float melting apparatus and method employing axially movable crucibles
12/2000
12/21/2000DE19927380A1 Induction treatment device for glass vitrification of a sample prior to analysis has a treatment crucible for mixing sample and glass which has two axes or rotation or agitation to improve homogenization of glass and sample
12/14/2000WO2000075587A1 Method and device for emptying metallurgic melting vessels by tipping
12/14/2000CA2373038A1 Method and device for emptying metallurgic melting vessels by tipping
12/13/2000CN1059495C Technology for production of crucible for smelting ferrous metal
12/12/2000US6159269 Furnace having refractory walls which can store/accumulate heat from the oxidation of a dross charge to provide heat conduction to the next dross charge; injecting oxygen after tapping of the metal to burn unrecoverable metal
12/07/2000DE19925550A1 Verfahren und Vorrichtung zum Entleeren von metallurgischen Schmelzgefäßen durch Kippen Method and apparatus for emptying metallurgical melting vessels by tilting
11/2000
11/28/2000US6153130 Lowering a form into foundry furnace; placing elongate, downwardly extending spacing tools between form and foundry furnace at circumferentially spaced locations; adjusting spacing tools from above; removing spacing tools
11/22/2000CN2407317Y Melting furnace
11/22/2000CN1274390A Appts. and method for secondary refinemnt of metals
11/16/2000WO2000068440A1 Method and device for induction-heating and melting metal oxides-containing powder and granular material
11/15/2000CN1273354A Method for making ceramic crucible
11/14/2000US6146437 Metal containing compound reduction and melting process
11/07/2000US6144690 Melting method using cold crucible induction melting apparatus
10/2000
10/18/2000EP1045216A2 Melting method using cold crucible induction melting apparatus, tapping method and apparatus, and titanium and titanium alloy produced using the apparatus
10/12/2000DE19912595A1 Fume extractor hood, especially for an induction melting furnace, is pivot mounted on a tubular bearing system acting as an extractor channel
10/10/2000CA2210005C Method and apparatus for holding molten metal
10/04/2000CN2399692Y 节能熔炼炉 Energy-smelting furnace
09/2000
09/28/2000WO2000056482A1 Casting of high purity oxygen free copper
09/28/2000CA2367436A1 Casting of high purity oxygen free copper
09/27/2000CN1267815A Water-cooled suspension smelting crucible
09/20/2000CN1266980A Efficiently smoke-reducing crucible furnace (kiln)
09/13/2000CN2396357Y 石墨坩埚 Graphite crucible
09/07/2000DE19909495A1 Melting semiconducting materials, electrically non-conducting materials or alloys involves heating graphite crucible, melting charge by heat transfer, then inductively when charge conductive
08/2000
08/31/2000WO2000051400A1 Electromagnetic stirring of a melting metal
08/31/2000DE19906939A1 Verfahren und Vorrichtung zum Herstellen von Gußteilen aus Aluminium- und Magnesiumlegierungen Method and device for producing castings from aluminum and magnesium alloys
08/24/2000WO2000048771A1 Method and device for moulding titanium parts
08/24/2000WO2000048770A1 Method and device for producing cast parts consisting of aluminium and magnesium alloys
08/16/2000EP1027911A1 Method and apparatus for removal of components from a mixture of components
08/15/2000US6104742 Electroslag apparatus and guide
08/08/2000US6101212 Sealed evacuatable crucible for inductive melting or superheating
08/03/2000WO2000044959A1 Coated graphite crucible
08/01/2000US6097750 Electroslag refining hearth
07/2000
07/27/2000DE19902002A1 Induction crucible-channel furnace, for metal melting, holding and-or metallurgical treatment, has a metal-filled furnace chamber surrounding an internal induction coil
07/26/2000EP1021571A1 Apparatus and method for the secondary refinement of metals
06/2000
06/27/2000US6079476 Method for producing pre-treated molten metal castings
06/21/2000EP0914474B1 Metal reduction and melting process
06/15/2000DE19959960A1 Method and device for casting dental prostheses has airtight low-pressure gas chamber, crucible, hollow mould, heater to heat up crucible, turning device to rotate airtight chamber and positioning sensor
06/14/2000EP1007749A1 Metallothermal process and continuous drawing, in cold induction furnaces, of metals or alloys
06/08/2000WO2000032305A1 Energy efficient production of porous granules
06/07/2000EP1006205A2 Process for the manufacture of homogenous alloys by melting and remelting
06/07/2000EP0881992B1 Improved method and apparatus for melting a particulate material
06/06/2000CA2018890C Thermite welding apparatus with crucible and crucible cover used in the process
05/2000
05/30/2000US6068676 Stain-resistant, acid-resistant and heat-resistant high-grade steels of high purity and low gas content produced by melting metal charge in a crucible of specific volume, alloying, refining, chemically reducing and controlling process gases
05/24/2000CN1254081A Neodymium iron boron permanent magnet material intermediate frequency induction furnace smelted crucible knotting method
05/18/2000WO2000027765A1 Improvements in or relating to manufacture of glass articles or the like
05/18/2000DE19852747A1 Production of homogeneous alloy mixtures used in the production of melt electrode in vacuum-arc melting processes comprises pressing a part of the alloying components into individual ingots to form a fusible electrode
05/09/2000US6059015 Method for directional solidification of a molten material and apparatus therefor
05/04/2000WO2000025078A1 Melting/retaining furnace for aluminum ingot
05/03/2000CN2376612Y Rotary combined apparatus for thermal immersion plating rare earth alumiium or zinc
04/2000
04/26/2000EP0470964B2 Induction melting and casting furnace
04/20/2000DE19904863C1 Process for vaporizing prescribed components from a starting multicomponent mixture or system uses ring crucibles made of a material which acts as a susceptor against electromagnetic alternating fields
04/13/2000DE19815457C2 Elektronenstrahlschmelzofen zum Umschmelzen von stückigem Gut Electron beam furnace for remelting lumpy
04/12/2000EP0993234A2 Apparatus for melting, tempering and conveyance of molten metal
04/11/2000US6049559 Method of refining metal to high degree of purity and high-frequency vacuum induction melting apparatus
04/11/2000US6049067 An improved crucible for containing a body of molten aluminum and maintaining the molten aluminum at a predetermined temperature for transportation by heating the liner of ceramic, inert to aluminum, transferring the heat to aluminum
04/05/2000EP0990109A1 Channel inductor and melt furnace comprising such channel inductor
03/2000
03/30/2000DE19844345A1 Vorrichtung zum Schmelzen, Temperieren und Fördern von Flüssigmetall Apparatus for melting, tempering and conveying of liquid metal
03/29/2000CN1050895C Levitating and fusing device
03/28/2000US6042371 Combustion apparatus
03/22/2000CN2370026Y Assembled oil (gas) burning hot zinc plating furnace
03/22/2000CN2370025Y Assembled coal burning hot zinc plating furnace
03/09/2000WO2000012766A1 A process and an apparatus for producing metals and metal alloys
03/02/2000DE19939027A1 Furnace for melting and/or casting oxidizable metals, especially copper cathodes comprises a floating element made of a refractory material essentially covering the entire melt surface
03/01/2000CN2366813Y Composite material structural reduction pot furnace for smelting magnesium
02/2000
02/23/2000EP0765460B1 Furnaces and lining
02/17/2000WO2000008216A1 Apparatus and method for the secondary refinement of metals
02/17/2000CA2305741A1 Apparatus and method for the secondary refinement of metals
02/09/2000EP0894151B1 Recovery of metal from dross
01/2000
01/27/2000WO2000004197A1 Induction furnace for a metal reduction and melting process
01/27/2000DE4102189C2 Verfahren und Vorrichtung zur Eingabe reagierender Substanzen in einen Schmelzofen Method and apparatus responsive to input substances in a furnace
01/20/2000DE19832192A1 Method and apparatus for delivering metal melt into filling chamber of casting installation, for production of light-metal castings, with melt level in control chamber measured and data used as input to pressure control system
01/13/2000DE19830785A1 Stütztiegel zur Stützung von Schmelztiegeln Support crucible in support of crucibles
01/12/2000EP0971054A1 Support crucible for supporting melt crucibles
01/12/2000CN2358418Y Crucible capable of effectively controlled melt supply
01/12/2000CN1048328C Cold crucible for induction furnace
01/04/2000US6011246 Induction-heating device for surface treating the teeth of a mechanical part
01/04/2000US6010552 Purifying, degassing melt; applying electromagnetics
12/1999
12/21/1999US6004368 Melting of reactive metallic materials
12/16/1999WO1999064369A1 Method and apparatus for preparing a crystal of cremated remains
12/07/1999US5997802 Directly susceptible, noncarbon metal ceramic composite crucible
12/02/1999WO1999061194A1 Disposable transportable reaction crucible for a metallothermic welding portion
11/1999
11/25/1999DE19822851A1 Transportable reaction crucible for metallothermic welding material for once-only use
11/24/1999CN2350703Y Power frequency zinc smelting electric furnace with new structure
11/23/1999US5991328 Crucible for the inductive melting or superheating of metals, alloys, or other electrically conductive materials
11/16/1999US5987054 Induction coil and coreless induction furnace employing same
11/10/1999CN2348345Y Updraft non-oxygen copper bar oil-fired (gas) holding furnace
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