Patents for F27D 11 - Arrangement of elements for electric heating in or on furnaces (4,538)
03/1984
03/07/1984EP0101819A1 Tapered threaded electrode joint and method for joining two electrode sections
03/06/1984US4435819 Electrical resistance furnaces
03/06/1984US4435816 Method and article for protecting tapered threaded electrode joints by use of an alignment mechanism
03/06/1984US4435813 DC Arc furnace component
03/06/1984US4435631 Method and device for controlling the length of an electrical arc in an arc generating machine
02/1984
02/28/1984US4434496 Holder assembly for an electrode in an electrothermal smelting furnace
02/28/1984US4433995 Melting vitrifiable glass in furnace using direct current
02/14/1984US4431612 Hermetic sealing; melt bath; electric arcs; pollution control; disposal of polychlorobiphenyls
02/14/1984CA1162220A1 Crucible assembly
01/1984
01/31/1984US4429403 Heating element insulating and support system
01/18/1984EP0098595A2 Method and apparatus for generating high temperatures
01/10/1984US4425658 Conductor arrangement for a three-phase electric arc furnace
01/10/1984US4425657 Electrode for arc furnaces
01/04/1984EP0097252A1 Muffle for a furnace in which the charge is moved continually or by jerks
12/1983
12/28/1983EP0096938A1 Electrodes for glass furnaces
12/27/1983US4423512 Plasma melting furnace
12/21/1983EP0096618A1 Metallurgical melting process and electric-arc furnace for carrying it out
12/21/1983EP0096538A2 Method and apparatus for the decomposition of hazardous materials
12/20/1983US4422174 Shaft furnace for heat treatment of materials
12/13/1983CA1158695A1 Safety device for electric furnace electrodes in a steel plant
12/08/1983WO1983004244A1 Method and apparatus for the decomposition of hazardous material s and the like
12/06/1983US4419754 Furnace electrode
12/06/1983US4419568 Wet dressings heater
11/1983
11/29/1983US4418415 Ceramic fiber insulated furnaces with electrical hanger element of great mechanical integrity
11/22/1983US4417346 High temperature melting furnace
11/22/1983US4417345 Holder for an electrode
11/08/1983US4414674 Electric furnace thermal-insulating module
11/08/1983US4414673 Plasma melting furnace
11/01/1983US4413346 Glass-melting furnace with batch electrodes
10/1983
10/18/1983US4410996 Melt reduction arc furnace
10/18/1983US4410796 Segmented heater assembly
10/13/1983WO1983003517A1 Suspension device for resistor elements in furnaces
10/04/1983CA1154813A1 Measurement and control of the length of an electric arc and the noise it generates
09/1983
09/20/1983US4406008 Three phase arc melting and reduction furnace
09/14/1983EP0088683A1 High temperature electric furnace with resistances consisting of vertical conductive heating tubes held in place by cooled tubes
09/13/1983CA1153789A1 Electroslag remelting furnace with improved power connection
09/07/1983EP0087457A1 Graphitization system method and apparatus.
09/06/1983US4403267 Electrically heated vacuum furnace with a fault detection system
08/1983
08/30/1983US4401613 From refractory fiber mat, fgr electric furnace
08/30/1983US4401254 Vacuum brazing process with improved gettering
08/16/1983US4399545 Method of lowering electrodes of an electric-arc furnace
08/16/1983US4398702 Metallurgical furnace
08/16/1983US4398474 Insulating structure for high temperature devices
07/1983
07/19/1983US4394766 Graphitization system method and apparatus
07/19/1983US4394162 Alloying, benefication
06/1983
06/29/1983EP0082678A1 Improved electric resistance heating element and electric resistance heating furnace using the same as heat source
06/28/1983US4390290 Temperature sensor for a resistance furnace
06/22/1983EP0082095A1 Arrangement for heating and/or stirring and/or transferring metals in the liquid state
06/07/1983CA1147785A1 Three-phase arc smelting or reducing furnace
06/01/1983EP0080013A1 Method of making segmented heater assembly
05/1983
05/25/1983EP0079730A1 Furnace muffles
05/24/1983US4385391 Mechanism for opening electrode holders of electric smelting furnaces
05/10/1983CA1146203A1 Nipple for furnace electrode
04/1983
04/27/1983EP0077750A1 Channel furnace
04/27/1983EP0077513A1 Method of preventing the consumption of a current-conducting electrode for metallurgical furnaces, and electrode
04/19/1983CA1144967A1 Electric arc furnace electrodes
04/05/1983CA1144104A1 Treatment of matter in low temperature plasmas
03/1983
03/15/1983CA1142985A1 Melting and casting apparatus
03/15/1983CA1142984A1 Arc furnace wall of graphite blocks surrounded by oxide bricks and composite refractory element for constructing said wall
03/09/1983EP0073538A1 Inclined contact surface disposition of the cover and the vessel in an arc furnace
03/09/1983EP0073537A1 Smoke elbow support for an electric arc furnace
02/1983
02/17/1983WO1983000549A1 Graphitization system method and apparatus
02/16/1983EP0072081A1 Electric furnace thermal insulating module and forming thereof
01/1983
01/19/1983EP0070273A1 Plasma melting furnace
12/1982
12/14/1982US4363653 Method and apparatus for melting solid pieces of metal
12/08/1982EP0066502A1 Method and apparatus for controlling the length of an electric arc
11/1982
11/30/1982US4361441 Treatment of matter in low temperature plasmas
11/03/1982EP0063711A1 Electrode for arc furnaces and its use
11/03/1982EP0063710A1 Electrode for arc furnaces, and method of using it
10/1982
10/26/1982US4356340 DC Arc furnace having a shielded arc
09/1982
09/22/1982EP0060714A1 Electrical resistance furnaces
09/21/1982US4351054 Optimized mixing and melting electric furnace
09/14/1982US4349911 Safety device for electrodes of an electric steel-making furnace
09/14/1982US4349909 Process for casting fused refractory oxides having high melting points
09/07/1982CA1131278A1 Fluid-cooled holder for an electrode tip
07/1982
07/27/1982US4341916 Electric furnace insulation module
07/21/1982EP0056225A1 Plasma melting furnace
07/06/1982CA1127219A1 Insulating module including heater element support
06/1982
06/22/1982US4336443 Modular bake oven for drying varnished electrical components
06/22/1982US4336442 Combination radiation and convection heater with convection current directing means
06/22/1982US4336411 Molten metal heating, stirring and casting apparatus
06/02/1982EP0052840A1 System of support or sustentation of electric heating elements in furnaces or equipment, insulated with ceramic fiber
06/01/1982US4332552 Moldatherm insulated pacemaker furnace and method of manufacture
05/1982
05/18/1982US4330698 Microwave melter
05/05/1982EP0050683A1 Electrode for arc furnaces
05/04/1982US4328386 Crucible assembly
04/1982
04/13/1982US4324943 DC Arc furnace hearth construction
03/1982
03/31/1982EP0048645A1 Electric heating furnace with low thermal inertia
03/23/1982CA1120522A1 Direct current smelting furnace
03/16/1982CA1120085A1 Continuous treatment of molten metals
03/02/1982US4317951 Nippled joint for furnace electrode
02/1982
02/09/1982US4315124 Heating modules for billets in inductive heating furnaces
02/09/1982CA1118022A1 Apparatus for electroslag remelting of consumable electrodes
01/1982
01/06/1982EP0043322A2 Electric arc furnace arrangement
01/05/1982CA1115761A1 Electrical heating unit with flattened embedded heating coil
12/1981
12/30/1981EP0042609A1 Process for lowering the electrodes of an electric arc furnace
12/30/1981EP0042602A1 Arrangement of the heating elements in an electrically heated furnace
12/29/1981US4307872 Apparatus for reducing ore
12/22/1981CA1114872A1 Gas tight seal for electrodes in smelting furnaces
12/08/1981CA1113689A1 Method for superheating gases
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