Patents for F27D 11 - Arrangement of elements for electric heating in or on furnaces (4,538)
11/1981
11/10/1981US4299364 Insulating module including a heater element support
11/03/1981US4298789 Oven having a cavity heated by at least one monolithic integrated heat source
11/03/1981US4298767 Support for a heating element in an electric furnace
09/1981
09/30/1981EP0036473A2 Release device for an electrode support in electrical fusion furnaces
09/22/1981US4291190 Fluid-cooled holder for an electrode tip
09/22/1981US4290475 Ingot casting
09/01/1981US4287381 Electric arc furnace electrodes
09/01/1981US4287045 Cooled electrode adapted to contact molten metal
08/1981
08/18/1981CA1107337A1 Method and apparatus for supporting furnace heating elements
08/04/1981CA1106429A1 Liquid-cooled electrode for electric arc furnaces
07/1981
07/28/1981US4280807 Autoclave furnace with cooling system
07/28/1981US4280550 Electroslag remelting furnace with improved power connection
07/28/1981CA1105976A1 Electric furnace heater assembly
07/28/1981CA1105973A1 U-shaped silicon carbide furnace
07/21/1981CA1105254A1 Heating assembly for a heat treating furnace
07/14/1981US4278422 Diffusion tube support collar
07/07/1981US4277638 Prefabricated unit for a DC arc furnace
07/01/1981EP0031315A1 Safety device for the electrodes of an electric furnace of a steel plant
06/1981
06/30/1981US4276082 Process for the heating and/or melting of metals and an induction furnace to carry out the process
06/09/1981US4272670 Furnace muffles and furnaces
05/1981
05/20/1981EP0028993A1 Connecting nipple for furnace electrode
05/05/1981US4265432 Degassing molten metals
04/1981
04/28/1981US4264778 Extraction furnace
04/21/1981US4263470 Holding device for electrical resistance elements in furnaces
04/21/1981US4263469 Roller cradle of an inherently stable furnace
04/21/1981US4263468 Plasma-arc melting furnace
03/1981
03/31/1981US4259539 Melting furnace
03/17/1981US4256919 Temperature confining devices and method
02/1981
02/17/1981US4251678 Electrical melting apparatus with multiple electrode holding arms
01/1981
01/20/1981US4246434 Work support for vacuum electric furnaces
01/20/1981US4245943 Unloading apparatus for vacuum electric furnaces
12/1980
12/23/1980CA1092200A1 Frequency electric furnace
12/16/1980CA1091432A1 Repair of electric arc furnace electrodes
12/11/1980WO1980002740A1 New high efficiency electric oven for calcination of carbonaceous materials
12/09/1980US4238667 Heating unit for HIP furnace
12/09/1980US4238635 Melting and casting means
12/09/1980US4238634 Gas tight seal for electrodes in smelting furnaces
12/09/1980US4238632 Arc furnace for making steel from directly reduced iron
12/09/1980CA1091282A1 Melting furnace
12/09/1980CA1091281A1 Melting furnace
11/1980
11/26/1980EP0019362A1 Method and apparatus for the treatment of matter with low temperature plasma
11/25/1980CA1090401A1 Electric arc furnace
10/1980
10/21/1980CA1087925A1 Construction for securing linings to furnace walls
10/15/1980EP0017211A1 Electric melting furnace heated by radiation
10/14/1980US4228314 DC Arc furnace hearth
10/07/1980US4227032 Power feed through for vacuum electric furnaces
10/07/1980US4227030 Arc furnace electrode slip monitoring device
10/07/1980CA1087236A1 Electric slot furnace
09/1980
09/30/1980US4225744 Fixed thermocouple for vacuum electric furnaces
09/16/1980CA1085613A1 Metal-melting furnace
09/09/1980US4221972 Apparatus for the partial treatment of elongated articles by current intensive glow discharge
08/1980
08/26/1980US4219692 Electric furnace heater assembly
08/05/1980CA1082914A1 Furnace heating apparatus
07/1980
07/29/1980US4215265 Method and apparatus for producing ceramic ware
07/29/1980CA1082456A1 Apparatus for refining molten metal
07/01/1980CA1080773A1 Resistant heating of ceramic refractory channels
06/1980
06/25/1980EP0012681A1 Construction process for metallurgical electric furnaces and composite refractory element therefor
06/25/1980EP0012573A1 Electric arc furnace electrodes
06/11/1980EP0012050A1 Cooled electrode for making contact with a metal melt
06/03/1980CA1078903A1 Apparatus for the electroslag remelting of metal
06/03/1980CA1078902A1 Electric resistance furnace
05/1980
05/27/1980US4205197 Induction furnace of graphite crucible
05/20/1980US4204082 DC Arc furnace having starting electrode
05/20/1980CA1077996A1 Furnace having ceramic heating elements
04/1980
04/30/1980EP0010305A1 Liquid-cooled support for the head of an electrode
04/22/1980CA1076180A1 Electric furnace waste heat recovery method and apparatus
03/1980
03/18/1980US4193757 Furnace construction and methods of loading and sealing a combustion chamber therein
03/11/1980US4192962 Method and apparatus for regenerating used activated carbon
02/1980
02/19/1980US4189617 Liquid-cooled electrode for electric arc furnaces
02/12/1980CA1071676A1 Electric furnace with tiltable and removable hearth
01/1980
01/29/1980CA1070743A1 D.c. arc furnace
01/29/1980CA1070477A1 Electrical resistance furnace for the production of silicon carbide
01/22/1980US4185160 Electric slot furnace
01/15/1980US4184065 Heating apparatus having ellipsoidal reflecting mirror
12/1979
12/11/1979CA1067944A1 Apparatus for applying torque to electrodes
12/04/1979CA1067550A1 Method for controlling flue/gas combustion during the operation of a closed arc-reduction furnace, and an apparatus for the execution of the said method
11/1979
11/27/1979CA1067126A1 Tilt and swing lock mechanism for electric furnace
11/27/1979CA1067125A1 Power control system for single phase induction melting or heating furnace
11/27/1979CA1066862A1 Method and apparatus for graphitization of carbon materials
11/13/1979CA1066019A1 Collector apparatus for gaseous reaction products
11/06/1979CA1065794A1 Method of reducing ores
10/1979
10/30/1979CA1065415A1 Titanium and zirconium production by arc heater
10/09/1979US4170713 Channel-type induction furnace
09/1979
09/11/1979CA1062005A1 Cylindrical elongated furnace for heat treating material
08/1979
08/28/1979US4166192 Matte smelting
08/21/1979CA1060930A1 Apparatus for gas collection in open electric smelting furnaces
08/21/1979CA1060929A1 Extended arc furnace and process for melting particulate charge therin
07/1979
07/31/1979US4163140 Plant and a process for sintering ceramic products
07/24/1979CA1058832A1 Graphitization furnace
07/17/1979US4161620 Electric arc furnace for steel making, with no refractory bricks at the furnace wall
07/17/1979US4161618 DC arc furnace operation indicating system
07/10/1979US4160796 Crucibles used for melting ingots
07/03/1979US4160118 Method and apparatus for superheating gases
07/03/1979CA1057494A1 Cylindrical elongated furnace for heat treating material
06/1979
06/26/1979US4159415 Electric slot furnace
06/19/1979US4158744 Electrical resistance furnace for the production of silicon carbide
06/19/1979US4158743 Electric resistance furnace
06/19/1979US4158742 General purpose rocket furnace
06/19/1979US4158699 Electrothermal furnace
06/12/1979US4158123 Series reactor
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