| Patents for F27B 11 - Bell-type furnaces (274) |
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| 04/14/2011 | WO2011042164A1 Method and hood-type annealing furnace for annealing metal bands at high temperatures |
| 03/30/2011 | CN201779976U Bell cover type resistance furnace |
| 03/23/2011 | CN1596315B Raw material charging method for bell-less blast furnace |
| 03/16/2011 | CN201762394U Heat shaping bell jar furnace of friction plate |
| 02/02/2011 | CN101962732A Austenite nodular cast iron diffuser and production method thereof |
| 11/25/2010 | WO2010089056A3 Method and system for heat treating sheet metal |
| 11/18/2010 | WO2010039570A3 Method of determining an amount of impurities that a contaminating material contributes to high purity silicon and furnace for treating high purity silicon |
| 09/30/2010 | WO2010108204A1 Method for preheating annealing products in a hood-type annealing system |
| 09/30/2010 | CA2755867A1 A method for preheating annealing products in a hood-type annealing system |
| 09/29/2010 | EP2232943A1 Heater block of rapid thermal process apparatus |
| 09/16/2010 | WO2010102313A1 High-temperature furnace for annealing sheet metal packets |
| 09/16/2010 | CA2755138A1 High-temperature furnace for the annealing of sheet-metal joints |
| 07/21/2010 | EP2207867A1 Removable pyrolisation system and waste disposing process using such system |
| 06/30/2010 | CN101762157A Metallurgical furnace |
| 06/30/2010 | CN101760606A Control method of protective atmosphere of stainless steel cover type annealing furnace |
| 06/23/2010 | CN101748270A Stainless steel strip bell type annealing furnace |
| 05/26/2010 | CN201488570U Detecting device of a combustion controller |
| 04/08/2010 | CA2739349A1 Method of determining an amount of impurities that a contaminating material contributes to high purity silicon and furnace for treating high purity silicon |
| 08/26/2009 | CN201298001Y Vacuum insulated heating device |
| 08/05/2009 | CN201285222Y Metallurgical furnace |
| 08/05/2009 | CN201284362Y Hydraulic clamping apparatus |
| 08/05/2009 | CN201284360Y Quick cooling cover |
| 08/05/2009 | CN201284357Y Stacking rack for cover-type annealing furnace |
| 05/27/2009 | CN101441150A Vacuum thermal insulation heating apparatus |
| 04/23/2009 | WO2009050748A1 Removable pyrolisation system and waste disposing process using such system |
| 04/16/2009 | WO2009046469A1 Hood-type annealing furnace having gas flushing line for the heat treatment of annealing product packets |
| 03/11/2009 | EP2032917A1 Apparatus and method for coil cooling |
| 02/18/2009 | CN100462658C Atmospheric furnace |
| 02/17/2009 | US7491057 Firing furnace, manufacturing method of a ceramic member using the firing furnace, ceramic member, and ceramic honeycomb filter |
| 01/21/2009 | EP2017559A2 Kiln |
| 01/07/2009 | EP1632108A4 Furnace with multiple heating zones and method for stress relieving superalloy |
| 11/19/2008 | CN201152684Y Honey-comb coal heating furnace of waste plastic reproducing extruding machine |
| 10/15/2008 | CN201133764Y Sinter rotatable bell furnace |
| 10/07/2008 | US7432483 Continuous feed volumetric heating and convection oven |
| 11/07/2007 | CN200972327Y Bell industrial furnace device within firepot type |
| 10/23/2007 | US7284980 Continuous firing furnace, manufacturing method of porous ceramic member using the same, porous ceramic member, and ceramic honeycomb filter |
| 10/10/2007 | CN200958899Y Bell atmosphere furnace top structure |
| 10/10/2007 | CN101050919A Atmospheric furnace |
| 10/04/2007 | DE202007010882U1 Ofen zur Gasaufkohlung Gas carburizing furnace |
| 10/02/2007 | US7276676 Combined food and food-plate warming device |
| 07/26/2007 | US20070172786 Double-chamber type heat-treating furnace |
| 07/05/2007 | WO2007073707A1 Furnace, particularly for thermal and chemotermal treatment of metal products |
| 04/18/2007 | CN2890810Y Platform circulating fan dedicated for bell furnace |
| 01/17/2007 | CN2859423Y Moveable gas vehicle-housing kiln with entirely-fiber body |
| 11/22/2006 | CN2839935Y Gas preheater for bell-jar furnace |
| 11/01/2006 | CN1854659A Furnace body for controllablly heating blends at variable temperature |
| 09/06/2006 | CN1828208A Intermittent type atmosphere stone |
| 08/30/2006 | CN1825042A Plasma reaction furnace for processing waste |
| 07/12/2006 | CN1800592A Single unit or multi-unit combined electricity generating system with oxygen-enriched gas as heat source |
| 06/28/2006 | CN2790563Y Bell-type furnace charging floor gas filter vat |
| 03/08/2006 | EP1632108A2 Furnace with multiple heating zones and method for stress relieving superalloy |
| 02/01/2006 | CN2755535Y Shell-type electric heat furnace |
| 01/11/2006 | CN2751274Y Electrical slag furnace energy-saving short net installation |
| 11/30/2005 | CN2743768Y Sealer for bottom of heating hood |
| 09/15/2005 | WO2004111540A3 Furnace with multiple heating |
| 07/13/2005 | CN2709905Y Bell multi-firepot induction heating furnace |
| 04/06/2005 | CN2690828Y Improved single arm conductive transverse arm |
| 03/16/2005 | CN1596315A Raw material charging method for bell-less blast furnace |
| 12/23/2004 | WO2004111540A2 Furnace with multiple heating |
| 12/15/2004 | CN2663895Y 氧化炉 Oxidation furnace |
| 08/19/2004 | DE10304945A1 Verfahren zum Wärmebehandeln von Metallteilen unter Schutzgas A process for heat treating of metal parts under a protective gas |
| 08/11/2004 | EP1445338A1 Process for heat-treating of metal pieces under protective gas |
| 08/11/2004 | EP1445334A1 Raw material charging method for bell-less blast furnace |
| 08/04/2004 | CN1160484C Special high-temp alloying furnace of surface metallurgy method |
| 05/12/2004 | CN2615618Y Circulating heating apparatus |
| 04/01/2004 | WO2004027097A1 Raw material charging method for bell-less blast furnace |
| 01/13/2004 | US6676355 Apparatus and method to effectuate pre-lift positioning for a drop furnace cage |
| 11/05/2003 | CN2585153Y Industrial furnace |
| 08/27/2003 | CN2569068Y Whole hydrogen strong conversion cover furnace |
| 06/11/2003 | CN2555489Y Thermal insulating electric heating furnace |
| 05/07/2003 | CN2549014Y Alumetized steel annealing cap |
| 04/03/2003 | WO2003027338A1 Support for wire coils to be heat-treated in bell-type furnaces |
| 02/20/2003 | DE10141311C1 Support used for heat treating wire bundles in a bell type furnace comprises a base plate and uprights having supports with intermediate plates with support elements |
| 02/19/2003 | CN1101926C Annealing base for hood-type annealing furnaces |
| 11/26/2002 | US6485297 Thermal treatment furnace having gas leakage preventing function |
| 05/01/2002 | CN2489290Y Forging heating furance in type of multi-chamber interactive use |
| 02/12/2002 | US6346214 Top hat furnace |
| 12/12/2001 | CN2464735Y Plane support convection board |
| 11/22/2001 | US20010044091 Thermal treatment furnace having gas leakage preventing function |
| 11/14/2001 | CN2459602Y Wave shaped inner bell for bell-type furnace |
| 10/10/2001 | CN1316548A Surface metallurgy method and special high-temp alloying furnace |
| 09/27/2001 | DE10016096A1 Furnace for annealing coiled steel strips or sheets, e.g. magnetic steel sheets has a plate on which a loose charge of heat-resistant molded bodies is applied |
| 08/16/2001 | DE10008532C1 Method and device for removing the hood of a processing chamber detaches the hood from a support protruding at the side over the hood and fixed with a clamping ring and a tension mechanism for resetting the hood. |
| 08/15/2001 | CN2443311Y Efficient drying furnace capable of removing smoke and dust and desulfurizing |
| 07/17/2001 | CA2169712C Annealing base for hood-type annealing furnaces |
| 01/17/2001 | CN2415326Y Bell-type annealing furnace coil base |
| 10/04/2000 | EP1040207A1 Top hat furnace |
| 05/16/2000 | US6063331 Annealing furnaces |
| 04/27/2000 | DE19847417A1 Top hat furnace used for annealing metal coils has an arbor perpendicular to the annealing understructure |
| 04/20/2000 | WO2000022178A1 Top hat furnace |
| 04/20/2000 | CA2314265A1 Top hat furnace |
| 02/23/2000 | CN1049729C Quick adjusting and testing method for airfuel ratio of covered type furnace |
| 06/02/1999 | CN2322112Y Back-flow water filter for cooling-water of hood type annealing furnace platform sealing rubber-ring |
| 04/21/1999 | CN1043058C Process and device for exchanging atmosphere in hood-type annealing furnace |
| 04/07/1999 | CN2313194Y Case-pipe of air heat-exchanging device of heating cover |
| 01/13/1999 | EP0714452B1 Process and device for heat treatment in a hood type annealing furnace |
| 12/10/1998 | WO1998055422A1 Method for firing ceramic articles and device for realising the same |
| 10/14/1998 | CN2294438Y Bell cover type annealing furnace sealing device |
| 10/07/1998 | CN2293783Y Bell tempering furnace |
| 06/03/1998 | EP0740709B1 Device for cooling the charge protection lid of annealing furnaces |