| Patents for F27D 11 - Arrangement of elements for electric heating in or on furnaces (4,538) |
|---|
| 06/12/1979 | CA1056427A1 Electroslag melting of shaped castings |
| 06/05/1979 | US4157001 Furnace linings |
| 06/05/1979 | CA1055694A1 Cylindrical elongated furnace for heat treating material |
| 05/29/1979 | CA1055553A1 Extended arc furnace and process for melting particulate charge therein |
| 05/15/1979 | US4154975 Method and apparatus for supporting electric heating elements in a furnace insulated with ceramic fiber |
| 05/01/1979 | US4152572 Method of applying electrodes to high temperature heating elements for use in resistance furnaces |
| 04/17/1979 | CA1052875A1 Series reactor |
| 04/10/1979 | US4149024 Arc furnace for reducing metal oxides and method for operating such a furnace |
| 04/03/1979 | US4147888 Electric heating element for electric resistance furnaces |
| 03/27/1979 | CA1051492A1 Electro slag furnace removal of hydrogen and oxygen |
| 03/20/1979 | US4145562 Uniform electric conductivity |
| 03/20/1979 | US4145403 Arc heater method for producing metal oxides |
| 03/20/1979 | CA1051075A1 Stoking device for rotatable furnace pot |
| 03/20/1979 | CA1051074A1 Rotatable furnace pot for smelting furnaces |
| 03/06/1979 | CA1050091A1 Force sensing control apparatus and method for electric arc furnaces |
| 02/27/1979 | US4142063 High-frequency electric furnace |
| 02/27/1979 | US4142062 Material heating furnace and heating element |
| 02/27/1979 | CA1049268A1 Leech alloying |
| 02/06/1979 | CA1048092A1 Outdoor mound furnace |
| 01/30/1979 | US4137422 Airtight metal melting furnace |
| 01/16/1979 | US4135053 Heating assembly for a heat treating furnace |
| 01/16/1979 | US4135052 Dc arc furnace arc control |
| 01/02/1979 | CA1045666A1 Electric resistance furnaces for high temperature heating |
| 12/12/1978 | US4129742 Plasma arc vertical shaft furnace |
| 11/28/1978 | US4127737 Apparatus for reactivation of active carbon and the like |
| 11/14/1978 | CA1042494A1 Apparatus for movement of charge within an electric smelting furnace |
| 10/31/1978 | US4123617 Electric arc furnace |
| 10/31/1978 | CA1041612A1 Graphite bedding for grounding of ingot molds |
| 10/31/1978 | CA1041583A1 Electric arc furnaces and refractory shapes therefor |
| 10/24/1978 | US4121955 Treatment of electrodes |
| 10/17/1978 | US4121043 Preheating metallurgical enclosures |
| 10/17/1978 | US4121042 Composite electrode with non-consumable upper section |
| 10/10/1978 | US4119792 Melting furnace |
| 09/26/1978 | US4117252 High temperature furnace |
| 09/19/1978 | CA1038937A1 Plasma heat treatment of particulate material |
| 09/19/1978 | CA1038917A1 Method and device for continuous control and regulation of the thermal parameters in metallurgical ovens |
| 09/12/1978 | US4113977 Preheating system with gas recirculation |
| 09/12/1978 | CA1038432A1 Resistance heating mound furnace |
| 08/29/1978 | US4110546 DC arc furnace having a rotating arc |
| 08/22/1978 | CA1036813A1 Apparatus for the production of metals by a smelting metallurgical process |
| 08/15/1978 | US4107445 Titanium and zirconium production by arc heater |
| 07/25/1978 | US4103100 Cell adapted for producing high temperatures and high pressures |
| 07/25/1978 | US4103099 Electric furnaces |
| 07/18/1978 | US4101724 Furnace conversion method and apparatus |
| 07/11/1978 | US4100365 Housing for an induction furnace |
| 07/11/1978 | US4100364 DC Electric arc furnace melt connection |
| 07/04/1978 | US4099019 Electric furnace waste heat recovery method and apparatus |
| 07/04/1978 | US4097978 DC Arc furnace hearth electrode installation |
| 06/20/1978 | US4096344 Electric arc furnace control system |
| 06/06/1978 | US4093816 Furnace heating apparatus |
| 05/16/1978 | US4090054 Electrical preheating apparatus |
| 05/09/1978 | US4088258 Apparatus and method for vacuum hot press joining, compacting and treating of materials |
| 04/04/1978 | US4082914 Method of stabilizing arc voltage in plasma arc furnace and apparatus for effecting same |
| 04/04/1978 | US4082544 Electric induction heating of materials of low electrical conductivity |
| 03/21/1978 | US4080511 Direct current electric arc furnace |
| 03/21/1978 | US4079920 Metal-melting furnace |
| 03/14/1978 | US4079185 Direct current arcing electrodes |
| 02/07/1978 | US4072814 Furnace for melting metal by the Joule effect |
| 01/31/1978 | US4071687 Electric arc furnace for continuous melting of directly reduced iron or directly reduced iron ore |
| 12/27/1977 | US4065634 Skull furnace for melting highly reactive metals under vacuum or neutral atmosphere |
| 12/06/1977 | US4061493 Method for removing undesired elements, particularly H2 and O2, in electroslag remelting and an arrangement for carrying out the method |
| 11/29/1977 | US4060692 Induction melting furnace |
| 11/29/1977 | US4060381 Shield for pyrometric cones used in ceramic firing kilns |
| 11/08/1977 | US4057438 Glassware, metal parts |
| 11/01/1977 | US4056601 Process for the production of yellow phosphorus |
| 09/20/1977 | US4049901 Electroslag furnace |
| 09/13/1977 | US4047555 Method of and apparatus for positioning consumable electrodes in an electroslag remelting bath |
| 08/23/1977 | US4044199 Apparatus for applying torque to electrodes |
| 08/09/1977 | US4041236 Furnace having ceramic heating elements |
| 08/09/1977 | US4040610 Apparatus for refining molten metal |
| 07/26/1977 | US4038483 Means for direct current arc furnaces |
| 07/26/1977 | US4038201 Polycrystalline bodies and means for producing them |
| 07/19/1977 | US4037044 Power control system for single phase induction melting or heating furnace |
| 07/19/1977 | US4037043 Extended arc furnace and process for melting particulate charge therein |
| 07/05/1977 | US4034146 Method and apparatus for equalizing the wall lining wear in three phase alternating current electric arc furnaces |
| 06/28/1977 | US4032705 Consumable electrode furnace crucibles |
| 06/21/1977 | US4031308 Direct current arc furnace hearth connection installation |
| 05/17/1977 | US4024338 High temperature heat insulation |
| 05/17/1977 | US4024337 DC arc furnace and starting electrode construction |
| 05/10/1977 | US4022446 Quenching in hot gas isostatic pressure furnace |
| 05/10/1977 | US4022264 Electroslag refining |
| 05/03/1977 | US4021602 Channel furnace for melting metals and alloys with a single inductor coil assuring the heating and forced circulation of the molten metal |
| 04/26/1977 | US4020273 Vertical pyrolysis furnace for use in the production of carbon fibers |
| 04/19/1977 | US4018974 Direct current arc furnace |
| 04/19/1977 | US4018973 Furnace construction for plasma arc remelting of metal |
| 04/12/1977 | US4017673 Method and apparatus for graphitization of carbon materials |
| 04/05/1977 | US4016355 Device in direct current arc furnaces |
| 03/29/1977 | US4015068 Graphitization furnace |
| 02/08/1977 | US4007369 Tubular oven |
| 02/08/1977 | US4007325 Furnace assembly |
| 02/01/1977 | US4006284 Extended arc furnace and process for melting particulate charge therein |
| 01/25/1977 | US4004844 Electrical connector |
| 01/11/1977 | US4002466 Method of reducing ores |
| 12/28/1976 | US4000361 Electroslag remelting furnace with relative displacement of a mould and an ingot being cast |
| 12/14/1976 | US3997712 Electric arc furnace |
| 12/14/1976 | US3997711 Reduction furnace control |
| 12/07/1976 | US3996412 Aluminum melting furnace |
| 11/30/1976 | US3995101 Cylindrical elongated furnace for treating material at high temperature in a gaseous atmosphere under high pressure |
| 11/23/1976 | US3993433 Cylindrical elongated furnace for treating material at high temperature in a gaseous atmosphere under high pressure |
| 11/02/1976 | US3990074 Kiln alarm activated by kiln shutoff |