| Patents for F27D 7 - Forming, maintaining, or circulating atmospheres in heating chambers (2,811) |
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| 03/30/1999 | US5887610 Method and plant for regulating the composition of the atmosphere in an enclosure |
| 03/24/1999 | EP0685696B1 Sealing device for doorways of partitions of continuous annealing furnace, continuous coating equipment, and the like |
| 03/16/1999 | US5882373 Major part of gas not sent to metal treatment unit during periods of low electrical consumption but temporarily stored in liquid or gas form |
| 03/10/1999 | EP0900619A2 Method of brazing aluminium with flux and a furnace therefor |
| 03/09/1999 | US5880436 Fail-safe convection oven assembly |
| 02/24/1999 | EP0898137A1 Metal melting apparatus and method therefor |
| 02/18/1999 | DE19735207A1 Evacuatable thermal insulation in vacuum furnaces |
| 02/17/1999 | EP0897087A1 Baking oven with cooling air blower |
| 02/09/1999 | US5870526 Inflatable elastomeric element for rapid thermal processing (RTP) system |
| 02/09/1999 | US5869812 Pressure regulator for steam oven |
| 02/03/1999 | EP0894151A1 Recovery of metal from dross |
| 01/28/1999 | WO1999004067A1 Inflatable elastomeric element for rapid thermal processing (rtp) system |
| 01/21/1999 | WO1999002978A1 Method and device for producing a controlled atmosphere with low oxygen partial pressure |
| 01/21/1999 | WO1999002287A1 Method of fluxless melting of magnesium |
| 01/13/1999 | EP0890832A1 Method and device for producing a controlled atmosphere with low oxygen partial pressure |
| 01/07/1999 | EP0889142A1 Retort furnace for the production of magnesium |
| 01/07/1999 | DE19727346A1 Replaceable gas-tight tube assembly for supplying gas into a process chamber |
| 12/23/1998 | EP0885977A1 Vessel apparatus for the treatment of molten metal |
| 12/23/1998 | CN1202725A Lamp annealing device and lamp annealing method |
| 12/01/1998 | US5842855 Sealing apparatus for inlet/outlet of compartment of continuous heat treatment furnace, continuous vacuum evaporation facility or the like |
| 11/12/1998 | DE19718726A1 Valve for vacuum sluices for powdered or fluid materials |
| 10/28/1998 | CA2235423A1 Thermal treatment device and procedure |
| 10/27/1998 | US5827057 Vacuum furnace method and apparatus |
| 10/21/1998 | EP0872563A1 Method and device for heat treating |
| 10/21/1998 | CN1196473A Method for introducing gas into liquid pond |
| 10/15/1998 | WO1998045658A1 Warming system and method for heating various items utilized in surgical procedures |
| 10/15/1998 | CA2286331A1 Warming system and method for heating various items utilized in surgical procedures |
| 10/14/1998 | EP0871004A1 Gas flow furnace |
| 09/29/1998 | US5814789 Forced convection furnance gas plenum |
| 09/29/1998 | US5814125 Molten metals |
| 09/23/1998 | EP0866294A1 Gaseous flow reversing valve with distributed gas flow |
| 09/23/1998 | EP0866138A1 Method for introducing gas into a liquid |
| 09/09/1998 | EP0769125B1 Process for melting a metal charge in a rotary kiln, and rotary kiln for implementing such process |
| 09/03/1998 | WO1998038344A1 Heating method and heating apparatus |
| 09/02/1998 | CN1192265A Passive gas substrate thermal conditioning apparatus and method |
| 08/27/1998 | DE19720620A1 Heat treatment plant with treatment chamber |
| 08/26/1998 | EP0745144B1 Method and apparatus for recovery of non-ferrous metals from scrap and dross |
| 08/13/1998 | WO1998035196A1 Metal melting apparatus and method therefor |
| 08/11/1998 | US5791656 Seal assembly for heat treatment furnaces using an atmospheric gas containing hydrogen gas |
| 07/15/1998 | CN1187856A Method for improved energy input into scrap bulk |
| 07/07/1998 | US5775897 Gaseous flow reversing valve with distributed gas flow |
| 07/07/1998 | CA2097239C Method and apparatus for oxidizing pulverous fuel with two gases having different oxygen contents |
| 06/23/1998 | US5770146 System for the heat treatment of metallic annealing material |
| 06/23/1998 | US5769629 Sealing apparatus for inlet/outlet of atmosphere heat treatment furnace |
| 05/07/1998 | DE19647442A1 Slaked lime production from limestone burnt in furnace |
| 05/06/1998 | EP0839599A1 Method and apparatus for controlling the constitution of the atmosphere of an enclosure |
| 05/05/1998 | US5746804 Oxygen and air in tubes, feeding particles, flanges and nozzles |
| 04/09/1998 | DE19639933C1 Compact orbital heat treatment furnace |
| 04/09/1998 | DE19638106C1 Compact orbital heat treatment furnace |
| 04/08/1998 | EP0834582A2 Method of refining metal to high degree of purity and high-frequency vacuum induction melting apparatus |
| 04/08/1998 | EP0833950A1 Method for an improved energy input into a scrap bulk |
| 04/01/1998 | EP0832407A1 Passive gas substrate thermal conditioning apparatus and method |
| 03/25/1998 | EP0831235A2 High-temperature gas blower impeller with vanes made of dispersion-strengthened alloy, gas blower using such impeller, and gas circulating furnace equipped with such gas blower |
| 03/12/1998 | DE19635257C1 Compact orbital heat treatment furnace |
| 03/05/1998 | WO1998008988A1 Revolving furnace for the treatment of work pieces |
| 02/26/1998 | DE19633617A1 Furnace and method for sintering soft-ferrite mouldings |
| 02/11/1998 | EP0615598B1 Earth melter |
| 01/20/1998 | US5709544 Dual seal for a vacuum heat treating furnace |
| 01/13/1998 | US5707228 Heat treatment machine having a cooling chamber |
| 12/23/1997 | US5700420 Non-oxidizing heating method and apparatus |
| 12/23/1997 | CA2111482C Atmospheres for heat treating non-ferrous metals and alloys |
| 12/10/1997 | EP0645072A4 High performance horizontal diffusion furnace system. |
| 12/02/1997 | US5692893 Rotary valve for 2-bed regenerative fume incinerator |
| 12/02/1997 | US5692892 Continuous flow rotary valve for regenerative fume incinerators |
| 11/18/1997 | US5688470 Apparatus for recovery of non-ferrous metals from scrap and dross |
| 11/18/1997 | US5687531 Horizontal flue technology for carbon baking furnace |
| 11/11/1997 | US5685088 Sealing apparatus for inlet/outlet of atmosphere facility |
| 11/06/1997 | CA2203066A1 Wood drying kiln |
| 10/23/1997 | WO1997039155A1 Recovery of metal from dross |
| 10/21/1997 | US5678831 Sealing device of compartment gateways of continuous annealing furnaces and continuous painting equipments |
| 10/07/1997 | CA2171027C Industrial furnace with improved heat transfer |
| 09/24/1997 | EP0796353A1 Method of heat-treating oxygen-sensitive products |
| 09/17/1997 | EP0795614A1 Process for operating an installation comprising a metal treatment unit and a unit for the treatment of gas |
| 09/17/1997 | EP0795519A1 Device for injecting non-oxidising gas inside a furnace |
| 08/20/1997 | EP0655965B1 Process for the drying of perforated brick blocks and plants for carrying out the process |
| 08/19/1997 | US5658527 Temperature detector gives signal in case of rapid temperature increase |
| 08/12/1997 | US5655464 Apparatus for melting glass |
| 07/31/1997 | DE19603100A1 Lock for tube channel pushed onto connector |
| 07/23/1997 | EP0603391B1 Vertical heat treatment apparatus and heat insulating material |
| 07/15/1997 | US5647882 Apparatus for the heating or cooling of plate-like or sheet-like flat glass |
| 07/10/1997 | WO1997024571A1 Gas flow furnace |
| 07/10/1997 | CA2241628A1 Gas flow furnace |
| 06/18/1997 | CN1152110A Melt heating method |
| 05/28/1997 | CN1150837A Process for melting metal charge in rotary kiln, and rotary kiln for implementing such process |
| 05/22/1997 | DE19647366A1 Verfahren und Ofen zum Aktivieren einer gewebten oder ungewebten Textilmatte auf Grundlage von kontinuierlichen Fäden oder Garnen aus Kohlenstoffasern Process and furnace for activating a woven or nonwoven textile mat on the basis of continuous filaments or yarns of carbon fibers |
| 05/02/1997 | EP0770692A1 Sealing device for zone outlet/inlet of continuous heat treatment furnace, continuous vacuum evaporation equipment and the like |
| 05/02/1997 | EP0770691A1 Apparatus for thermal treatment of metallic workpieces |
| 04/23/1997 | EP0769125A1 Process for melting a metal charge in a rotary kiln, and rotary kiln for implementing such process |
| 04/23/1997 | EP0769119A1 Furnace combustion assembly and method therefor |
| 04/17/1997 | DE19538364A1 Device for rapidly heating metal bolts during extrusion |
| 04/09/1997 | EP0621904B1 Device for heat-treating metal workpieces |
| 04/09/1997 | CN1147278A Sealing device for zone outlet/inlet of continuous heat treatment furnace, continuous vacuum evaporation equipment and the like |
| 03/25/1997 | US5614029 Furnace for treating organic matter heat |
| 03/18/1997 | CA2073097C Multi-layer fluid curtains for furnace openings |
| 02/20/1997 | DE19530564A1 Combustion air delivery device for rotary pipe oven |
| 02/11/1997 | US5601428 Vertical heat-treating apparatus and heat insulator |
| 02/05/1997 | CN1142249A Apparatus for melting fine particles containing carbon and method thereof |
| 01/21/1997 | US5595483 Method and apparatus for thermal treatment of materials containing vaporizable substances |
| 01/15/1997 | CN1140490A Non-oxidizing heating method and apparatus therefor |
| 12/31/1996 | US5588829 Thrust grating cooler and method for cooling hot material |