Patents
Sitemap › F27 - Furnaces; Kilns; Ovens; Retorts › F27D - Details or accessories of furnaces, kilns, ovens, or retorts, in so far as they are of kinds occurring in more than one kind of furnace › F27D 99 - Subject matter not provided for in other groups of this subclass
Patents for F27D 99 - Subject matter not provided for in other groups of this subclass (3,665)
07/1999
07/27/1999US5928986 Method for activating a woven or non-woven textile sheet of continuous carbonized filaments or spun carbonized yarn
07/27/1999US5928603 Device for sealing a lance in an opening for introduction of the lance into a container under pressure
07/20/1999US5924858 Staged combustion method
07/14/1999CN1044135C Sealing device for zone outlet/inlet of atmosphere equipment
06/1999
06/29/1999US5916388 Method and apparatus for the treatment of stainless steel surfaces
06/24/1999WO1999030857A1 Melting and pouring of specialty metals
06/17/1999DE19753837A1 Kiln for denture production has controlled lifting mechanism for denture
06/16/1999EP0923273A1 Mobile furnace facility
06/16/1999EP0922120A1 Revolving furnace for the treatment of work pieces
06/10/1999WO1999028690A1 Ceramic materials for the manufacture of refractory rollers and other supports
06/10/1999WO1999028689A1 Tunnel kiln for firing ceramic honeycomb bodies
06/10/1999DE19752728A1 Microwave heated rotary pipe furnace
06/01/1999US5908488 Magnesium melting furnace and method for melting magnesium
05/1999
05/27/1999WO1999006601A3 Method for the graphitisation of carbon articles
05/26/1999CN1043477C Seal apparatus of heat-treatment furnace using furnace atmosphere gas containing hydrogen gas
05/26/1999CN1043476C Method and apparatus for sealing outlet-inlet zone of heat-treatment furnace using atmosphere gas containing hydrogen gas
05/25/1999US5906485 Tunnel-type conveyor oven having two types of heat sources
05/19/1999EP0916740A1 Vacuummetallurgical Vessel
05/19/1999EP0882141A4 Direct ironmaking or steelmaking apparatus using self-reducing iron oxide pellets
05/18/1999US5904895 Apparatus for electric steelmaking
05/14/1999WO1999023431A1 Fluidized bed gasification combustion furnace
05/12/1999EP0914481A1 Vertical annealing furnace for a strip treatment device
05/04/1999US5899317 Apparatus for pushing pulverized and/or lumpy objects
04/1999
04/29/1999WO1999020966A1 Structure of metallurgical furnace and operating method using the same metallurgical furnace
04/29/1999DE19747018A1 Heat treatment unit for steel bow saw blades
04/28/1999CN1215435A Vertical annealing furnace for a strip treatment device
04/20/1999CA2116906C Radiant wall oven and process for generating infrared radiation having a nonuniform emission distribution
04/15/1999WO1999018406A1 Supplemental fuel delivery device for preheater/precalciner kilns
04/15/1999WO1999018392A1 Flameless combustor process heater
04/13/1999US5894541 Electric heater assembly
03/1999
03/31/1999EP0905262A1 Heating method and heating apparatus
03/30/1999US5889813 Levitation melting furnace
03/24/1999EP0685696B1 Sealing device for doorways of partitions of continuous annealing furnace, continuous coating equipment, and the like
03/18/1999DE19740656A1 Cleaning waste gas from electrically heated ovens
03/11/1999WO1999011827A1 Oxygen injection lance orifice for steel-producing electric furnace
03/04/1999WO1999010681A1 Coating for a burner nozzle
03/04/1999DE19737303A1 Brennerlanze, insbesondere für Drehrohröfen Burner lance, especially for rotary kilns
03/02/1999US5877394 Centrifuging plasma arc furnaces
03/02/1999US5876661 Heater for tanks containing a bath of molten metal
03/02/1999US5876483 Method and furnace for disposal of steel-making waste, and operating method of the furnace
02/1999
02/23/1999CA2135496C Dc arc furnace
02/23/1999CA2135495C Dc arc furnace
02/18/1999WO1999008059A1 Flue seal for a carbon anode baking furnace
02/16/1999US5872352 Swingable induction heating chamber for melting ingot for metal casting
02/11/1999WO1999006601A2 Method for the graphitisation of carbon articles
02/10/1999CN1042059C Method and apparatus for energy recovery from hazardous waste
02/09/1999US5869816 Apparatus and method for continuous processing of granular materials using microwaves
02/09/1999US5869810 For the thermal treatment of material at the processing temperature
02/09/1999US5868977 Method of firing ceramic fomred body
02/09/1999US5868565 Method of heat treating articles and oven therefor
02/03/1999CN1207115A Delivery device
02/02/1999US5866064 Sealing apparatus for compartment inlet/outlet of atmosphere facility
01/1999
01/28/1999WO1999004046A1 Inert tank for treating oxidable liquid metal
01/27/1999EP0893414A1 Method for regulating the oxygen contents during heating a feeder channel for making glass
01/20/1999EP0892214A2 Method and device for operating a gas burner
01/12/1999US5858302 Apparatus for electric steelmaking
01/12/1999US5858059 Injecting feed streams through conduits into molten bath, creating jets which combine to form fan jet region
01/07/1999WO1999001011A1 Electric heating element and heater assembly
01/07/1999EP0889297A1 Installation for melting and/or holding a metallic bath at temperature
01/07/1999EP0888704A1 Induction heating device for surface treating the teeth of a mechanical part
12/1998
12/30/1998EP0887165A2 Heating device
12/23/1998EP0885977A1 Vessel apparatus for the treatment of molten metal
12/23/1998CN1202725A Lamp annealing device and lamp annealing method
12/22/1998CA2135635C Apparatus for preheating and charging scrap materials
12/17/1998WO1998056728A1 Method and apparatus for recovering energy from wastes by combustion in industrial furnaces
12/15/1998US5850073 For heating molten metal
12/15/1998US5850072 Electric heater assembly
12/10/1998WO1998055411A1 Method and apparatus for melting of glass batch materials
12/10/1998DE19738882C1 Continuous oven with microwave heat sources
12/09/1998EP0882141A1 Direct ironmaking or steelmaking apparatus using self-reducing iron oxide pellets
12/08/1998US5848348 Method for fabrication and sintering composite inserts
12/08/1998US5847368 Electric heating unit and method of producing same
12/08/1998US5846482 Lance for blowing fluid-state substances inside furnaces, particularly for steel production
12/02/1998EP0881430A1 Radiant tube supporting apparatus
12/02/1998EP0646757B1 Dc arc furnace
12/02/1998CN1200477A Means for supparting radiation tubes
12/01/1998US5844933 For metallurgical purposes
12/01/1998US5843368 Apparatus for electric steelmaking
11/1998
11/24/1998US5840125 Rapid thermal heating apparatus including a substrate support and an external drive to rotate the same
11/24/1998US5839894 Method for the thermal dedusting of regenerative afterburning systems without the release of contaminants and without interruption of the main exhaust gas stream
11/18/1998EP0877828A1 Press head and dross pot for dross processing system
11/10/1998US5835523 Bottom electrode for a metallurgical vessel
10/1998
10/29/1998WO1998048229A1 Economiser for electric arc furnace
10/29/1998DE19730314A1 Burning of hollow products
10/28/1998EP0874206A1 Induction heating furnace and bottom tapping mechanism thereof
10/27/1998US5827057 Vacuum furnace method and apparatus
10/22/1998WO1998046954A1 Method and calcining furnace for electric calcining of carbonaceous material
10/22/1998CA2285961A1 Method and calcining furnace for electric calcining of carbonaceous material
10/21/1998EP0871785A1 Method and apparatus for after-burning the combustible components of the atmosphere in metallurgical smelting vessels
10/20/1998US5823763 Combustion device and method for use in a thermal oxidation furnace
10/15/1998WO1998045497A1 Method for producing a coating containing titanium boride
10/15/1998DE19714433A1 Verfahren zur Herstellung einer titanboridhaltigen Beschichtung A process for preparing a coating titanboridhaltigen
10/13/1998US5819672 Treatment to enhance heat retention in coal and biomass burning furnaces
10/07/1998EP0868641A2 Device for applying microwaves to materials and individual items
10/07/1998CN1040129C Method and device for regulating combustion air flow rate of flue gas collection device of metallurgical reactor
10/06/1998US5816795 Apparatus and method for providing supplemental fuel to a preheater/precalciner kiln
10/01/1998DE19813731A1 Baking a shaped ceramic component
09/1998
09/29/1998US5813845 Curved silicon-carbide based burner nozzle for use with gaseous fuel flames
09/29/1998CA2097003C Method for adjusting the supply of a reaction gas to be fed into a smelting furnace, and a multipurpose burner designed for realizing the same
09/23/1998EP0866424A2 Figure location detecting system
1 ... 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 ... 37