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Patent Searching and Data


Matches 601 - 650 out of 12,368

Document Document Title
WO/2004/070301A1
A seal structure of a solid feeding screw such as a raw material leveling screw and a product delivery screw installed in a heating furnace (1) capable of lifting the solid feeding screw (3) while assuring the airtightness of the heating...  
WO/2004/058405A1
Devices including resealable film (40) used to define the volume of one or more process chambers (50) in a sample processing device (10) are disclosed. The resealable films provide for controlled puncture, followed by resealing of the pu...  
WO/2004/055459A1
The feeder of the invention comprises a vibration feeder having a trough formed with a fall hole for feeding an agglomerated product and/or powder into a furnace, and a duct for guiding the agglomerated product and/or powder falling down...  
WO/2004/050922A1
A linear furnace body of a heat treatment furnace (1) has in its inside a preheating chamber (3), a heat treatment chamber (4), and a uniformly heating chamber (5) with partitioning doors (1, 2) provided between them. Independently drive...  
WO/2004/048869A1
A material feeding apparatus for a rotary hearth furnace capable of uniformly and dispersedly feeding agglomerated materials, which tends to be pulverized, deformed, or adhered to each other into the rotary hearth furnace by using a flat...  
WO/2004/044500A1
A gas heating method capable of directly and efficiently heating gas by using a heater not eroded by the gas and allowed to be rapidly heated and a small-sized and energy-saved gas heating device (10), the method comprising the steps of ...  
WO2004011684A8
An improved method and a skid member for minimizing the temperature difference between a skid-contacting region and other regions in a hot material to be heated such as a slab or billet within a reheating furnace and a skid apparatus usi...  
WO/2004/038315A1
A continuous furnace, comprising movable furnace units joined to each other for adjusting the burning temperature of molded products, characterized in that a plurality of furnace units are connected to each other through vertically movin...  
WO/2004/033730A1
A method for producing a titanium containing slag, which comprises heating a raw material mixture containing a titanium oxide, an iron oxide and a carbonaceous reducing agent or another raw material mixture further containing a calcium o...  
WO/2004/029531A2
A multizone convection furnace is provided in which gas from a cooling chamber of the furnace is directed into one or more heat zones of the furnace for the purpose of providing specified thermal profile. The gas introduced from the cool...  
WO2003010476A8
A rotary hearth furnace for use in the iron and steel industry comprises a furnace (12, 112) with plan in the shape of an annulus, closed at the bottom by a rotary hearth (14, 114), lined at the top with refractory material (15, 115), an...  
WO/2004/011684A1
An improved method and a skid member for minimizing the temperature difference between a skid-contacting region and other regions in a hot material to be heated such as a slab or billet within a reheating furnace and a skid apparatus usi...  
WO/2004/009279A1
When an aluminum product is preheated to about 500ºC in preheating furnace (6) before flux brazing of the aluminum product in a heating furnace, the heating time for brazing the aluminum product through heating the same in a continuous-...  
WO2003054975A3
A baking oven is described, for photovoltaic devices starting from semiconductor material characterized in that the entrainment of the semiconductor material inside the oven is effected by means of a series of rolls made of a ceramic mat...  
WO/2003/107379A1
A method of manufacturing a plasma display panel and a baking device used therefor capable of satisfactorily baking a panel structure by washing setters, the method comprising the step of washing out worn powder produced when the setters...  
WO/2003/105176A1
A PDP manufacturing method capable of preferably sintering panel structure by controlling each of the setters. A sintering device used for this is also disclosed. A substrate (101) placed on a setter (103) is carried by convey means (22,...  
WO/2003/102995A1
A transition region for easing the generation of a temperature difference between the front part and rear part of a substrate before a plasma display panel structure body reaches a baking temperature region is provided. This can realize ...  
WO/2003/102249A1
A furnace sidewall structure of a rotary hearth furnace for making direct reduced iron which is agglomerated iron ore or waste iron oxide containing a reducing agent on a rotary hearth by heating or for heating at least one steel piece, ...  
WO2003038339A9
A furnace design (10) that combines the benefits of oxygen enriched combustion, intense flame radiation, highly preheated combustion air, exhaust gas recirculation, buoyancy driven flows and NOx reburn chemistry in a single unit to signi...  
WO/2003/098140A1
The invention provides a furnace suitable for treating mineral samples contained in a crucible comprising an outer wall structure enclosing an interior furnace space preferably an annular space which is adapted to be heated by heating me...  
WO/2003/091462A1
A vertical muffle type heat treating furnace, comprising a vertically disposed muffle allowing metal strips to be led therein from an upper side to a lower side, a heating zone for heating, from the outside of the muffle, the metal strip...  
WO/2003/082755A1
Pulling rolls (13) for glass ribbons (11) and methods for manufacturing such rolls are provided. The rolls include a shaft (17), a plurality of heat-resistant discs (15) mounted on the shaft in face-to-face contact, and a pair of fitting...  
WO/2003/081156A1
The invention relates to an installation for the heat-treatment of parts (2), which comprises a rotary furnace (4) that can be rotated in a timed manner and that has an outer and an inner wall (4, 5) limiting a furnace chamber that is di...  
WO/2003/076096A1
Some metals, for example magnesium alloy, require pre-heating prior to fabrication processes such as forming. A conventional pre-heating practice of placing these metals in furnaces is time-consuming. An alternative practice of pre-heati...  
WO/2003/068997A1
A heat treatment furnace, wherein a heating zone (4), a cooling zone (5), and a quenching zone (6) are provided in order inside a linear furnace body through partition doors (2, 3), a tray pusher (7) is used as a work (W) feed means in t...  
WO/2003/062727A1
A resistance furnace known per se comprises a tubular heating element (2) with a vertical longitudinal axis (3), said element having a lateral surface that is delimited by an upper and lower side and surrounding a furnace chamber. The el...  
WO/2003/060409A1
A furnace (100) which heat treats substrates (132) including a heating section (102) and working components. The heating section (102) includes heating coils (142) having spacers (143) disposed within the heating coils (142) where a mass...  
WO/2003/054975A2
A baking oven is described, for photovoltaic devices starting from semiconductor material characterized in that the entrainment of the semiconductor material inside the oven is effected by means of a series of rolls made of a ceramic mat...  
WO/2003/052166A1
The invention relates to a method and a device for removing adhesions, especially oily or fatty adhesions, that are present on the surface of metal parts. According to the invention, the metal parts to be treated are heated in a substant...  
WO/2003/038339A1
A furnace design (10) that combines the benefits of oxygen enriched combustion, intense flame radiation, highly preheated combustion air, exhaust gas recirculation, buoyancy driven flows and NO¿x? reburn chemistry in a single unit to si...  
WO/2003/036211A1
A rotary hearth furnace is provided to simplify detachment and assembly operations of a reduced iron discharging screw. At both side walls of an insulating housing 2a constituting in part of a furnace body 2 of a rotary hearth furnace 1 ...  
WO/2003/035562A1
A furnace (10) and method for heating conveyed glass sheets within a housing (12), consisting of side walls (14a, 14b) and a floor (15) includes forced convection heaters (24) spaced along the direction of conveyance both below and above...  
WO/2003/031659A1
A method for drying a molding containing moisture without causing burst or powdering, a method for reducing a dried molding efficiently in a rotary hearth type reduction furnace, and a rotary hearth type metal reduction furnace. At the t...  
WO/2003/031895A1
The invention relates to a set of slats for an endless conveyor comprising a plurality of perforated slats. Each of the slats preferably has a shape like a box with a rectangular cross section. The invention also relates to a curing oven...  
WO/2003/029740A1
In order to solve the problem of raw material blocking or getting caught even in the case of small−scale processing, to make it easier for raw material to form a single layer on the hearth, to ensure uniform feeding widthwise of the fu...  
WO/2003/020987A1
A treating method that, when recycling a steelmaking waste containing iron oxides, is capable of easily collecting zinc from a dust containing much volatile substance, such as chlorine, thus making it possible to recycle even a waste tha...  
WO/2003/020988A1
A technique capable of producing metal iron high in metallization and iron purity with high yield and efficiency by minimizing a metal iron re−oxidizing problem encountered at the end of solid reduction when producing metal iron by hea...  
WO/2003/021175A1
The invention relates to a system for heating and otherwise treating work in a production system for mechanical products such as motors, and also relates to a production system including this system, adapted to reduce the line stock, kee...  
WO/2003/021176A1
A continuous pusher furnace (10) includes a product carrier assembly (36) incorporating a traveling gas barrier (46). The product carrier assembly comprises a plate (38) disposed to receive product thereon and a gas barrier extending upw...  
WO/2003/021174A1
The invention relates to a method of improving the temperature profile of a reheating furnace (1) in which oxygen-fuel burners are placed in the dead zone (3) of the furnace, in such a way as not to increase the volume of fumes by more t...  
WO/2003/018849A1
A hearth for moving floor furnace having an excellent heat resistance, using inexpensive material, and used for a moving floor furnace for manufacturing reduced iron bulk material by heating and reducing iron oxide bulk material containi...  
WO2002041370A3
A resistive heater comprising a doped ceramic heating element embedded either partially or completely within a matrix of undoped ceramic material. The ceramic may be silicon carbide, and the dopant may be nitrogen. Many of the advantages...  
WO2002075008A3
Self-reducing agglomerates are provided for use in the production of metal. The agglomerates comprise a mixture of iron oxide containing particles and particles of a reducing agent bonded by use of a pre-gel. The agglomerates are produce...  
WO/2003/010476A1
A rotary hearth furnace for use in the iron and steel industry comprises a furnace (12, 112) with plan in the shape of an annulus, closed at the bottom by a rotary hearth (14, 114), lined at the top with refractory material (15, 115), an...  
WO/2003/010343A1
A method for producing a single layer in which a lump material fed onto hearth is not stacked and is kept in a single layer without causing problems that the lump material is damaged or an atmosphere conditioning agent laid in layers on ...  
WO/2003/006390A1
Method for transferring heat onto a glass in the furnace meant for heat treatment of glass, into which glass is transferred on a path of rollers, furnace heated by resistors (5) located inside of the furnace, the radiation heat directed ...  
WO/2003/006906A1
According to the invention, when melting fine filter dust in a conventional pot furnace and induction oven, dust re-generated therefrom reaches a high level. Compressing the dust is highly complex and not always possible. According to th...  
WO2002076664A3
An apparatus and method for capturing the emissions from a controlled atmosphere treatment apparatus 10) of the type having at least one, and usually several, controlled atmosphere zones (14, 16, 18, 20) therein and exhaust stacks (22, 2...  
WO/2003/002925A1
A multiple hearth furnace comprises at least one cleaning lance inlet port (52, 54) radially leading into one of its hearth chambers (24). A cleaning lance assembly (40', 40'') includes an elongated mount (42) and at least one cleaning l...  
WO2002001181A3
Methods and devices for thermal processing of multiple samples at the same time are disclosed. The assemblies include carriers and sample processing devices with process arrays that include conduits useful in distributing sample material...  

Matches 601 - 650 out of 12,368