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Matches 1 - 50 out of 6,288

Document Document Title
WO/2018/012003A1
Provided are a reduced iron production device (1) and a reduced iron production method with which it is possible to prevent a reduction reaction of an iron oxide by a reducing gas from being suppressed by a carburizing gas when the reduc...  
WO/2018/010995A1
The invention relates to a discharge device for a shaft furnace comprising a rotationally driveable base (5) and a surrounding boundary wall (13) arranged above the base (5) for receiving fired material to be discharged lying on the base...  
WO/2017/221118A1
Disclosed herein is internally refractory and insulation lined furnace with a reinforcement anchor assembly attached to the outer surface of the shell of the furnace. Also disclosed herein is a method of repairing a furnace refractory li...  
WO/2017/214358A1
Methods, devices and systems for processing of solid materials, particularly fuel material solids such as carbonaceous fuel solids such as of granular form, to provide or result in an even distribution of the solid material. Hoppers are ...  
WO/2017/211956A1
The application relates to a method for the direct reduction of feedstock, containing metal-oxide to form metallic material, by contact with hot reduction gas in a reduction assembly (1), the product of the direct reduction process being...  
WO/2017/211939A1
The application relates to a method for the direct reduction of feedstock, containing metal-oxide, to form metallic material, by contact with hot reduction gas in a reduction assembly (1), the product of the direct reduction process bein...  
WO/2017/205882A1
The invention relates to a high-temperature insulating system (1) for thermally insulating a process chamber (2) of a high-temperature oven (3), which high-temperature insulating system has at least two insulation layers (4, 5) arranged ...  
WO/2017/190185A1
A smelting vessel includes a plurality of heat pipes (21) positioned in a refractory lining of at least a part of the hearth (9) for cooling at least a part of the refractory lining. At least one of the heat pipes includes (a) a liquid p...  
WO/2017/179755A1
The present invention relates to an integrated refractory management system for instantly grasping and managing the state of refractories, and a control method therefor, the integrated refractory management system comprising: a cable mod...  
WO/2017/153267A1
The invention relates to a method for operating a system having a furnace (1) which comprises at least two vertical shafts (2) that are connected by means of an overflow duct (3), wherein, above the overflow duct (3), in each case at lea...  
WO/2017/155428A1
The invention relates to waste incineration furnaces for incinerating waste or low-grade fuels. A method for thermally decontaminating solid municipal waste in molten slag includes loading a charge material into a working chamber, combus...  
WO/2017/149110A1
The invention relates to a furnace comprising at least two vertical shafts (1), each of which has a supply (3) of material to be heated at the upper end thereof and a heated material outlet (4) at the lower end thereof, and which are con...  
WO/2017/139900A1
An abrasion-resistant material for the working face of a metallurgical furnace cooling element such as a stave cooler or a tuyere cooler having a body comprised of a first metal. The abrasion-resistant material comprises a macro-composit...  
WO/2017/120123A1
Systems and methods for drawing high aspect ratio metallic glass-based materials are provided. Methods of drawing a high aspect ratio metallic glass-based material are premised on stably drawing high aspect ratio metallic glass-based mat...  
WO/2017/108998A1
A stockhouse arrangement for a metallurgical furnace comprises a set of storage bins (12) for granular material; a material feeding device (14) associated with said set of storage bins (12), the material feeding device (14) being arrange...  
WO/2017/091916A1
A plasma boiler with exhaust gas closed-loop ionisation combustion, comprising a boiler body (100), a plasma combustion torch (109), an exhaust gas collection cover (101), an exhaust gas closed-loop system, a water replenishing system, a...  
WO/2017/074631A1
A replacement product for a portion of a castable refractory surface contains a precast refractory piece with accommodation for an adjustable positioning structure for conforming the working surface of the precast refractory piece to the...  
WO/2017/060303A1
Process for calcining mineral rock in a regenerative parallel-flow vertical shaft furnace, containing at least two shafts (1, 2) interconnected by a gas transfer channel (3), each shaft operating alternately in firing mode and in preheat...  
WO/2017/058744A2
Flue gas entry into the tunnel(s) of a furnace is controlled by varying the flow conductivity or size of the individual or groups of openings through the entry ports. The openings can be provided either as gaps between adjacent blocks, o...  
WO/2017/050312A1
The invention relates to a charging device for a shaft furnace, in particular blast furnace.  
WO/2017/050560A1
A sealing valve arrangement for a shaft furnace charging installation, said arrangement comprising: a shutter arranged for cooperating with a valve seat; an integrated dual-motion shutter-actuating device for moving said shutter between ...  
WO/2017/050313A1
The present invention relates to a device for closing or opening a bottom opening of a material hopper for a blast furnace (top-closing device).  
WO/2017/047314A1
Provided is a reduced iron production device that has a structure with which either hot DRI or cold DRI can be retrieved selectively, and in which the height of the entire device can be reduced and production efficiency of hot DRI can be...  
WO/2017/036644A1
The invention relates to a blast furnace (1) having a shaft-shaped furnace wall (2), which surrounds a process chamber (3), in which iron ore (4) is smelted in order to form iron (5). The furnace wall (2) has openings (8) on the peripher...  
WO/2017/017252A1
A delivery device for delivering filler material into a blast furnace, comprising: - a housing provided with a transition channel (1) for the filler material which defines a first axis X; - a chute (25) for the filler material arranged u...  
WO/2017/005811A1
The invention relates to a bellow compensator for a charging installation of a metallurgical furnace. The bellow compensator comprises an inlet end pipe 40 and an opposite outlet end pipe 42 and a bellow section 44 arranged between the i...  
WO/2016/203873A1
Provided are a heat treatment apparatus for carbonaceous grains and a method therefor allowing drifts and internal clogging in a direct energizing furnace to not occur, allowing heat treatment of the carbonaceous grains to be continued u...  
WO/2016/197201A1
A method for the pyrometallurgical processing of a sulphide material containing copper, the sulphide containing relatively high quantities of silica and relatively low quantities of iron, wherein the process comprises feeding the sulphid...  
WO/2016/160767A1
Methods and systems for heating a reactor feed in a multi reactor hydrocarbon dehydrogenation process. The methods and systems are advantageously employed for the production of styrene by the catalytic dehydrogenation of ethylbenzene. Th...  
WO/2016/148555A1
The invention relates to iron and steel metallurgy. The problem addressed by the invention is that of developing a method for the reduction smelting of steel, comprising loading a burden into a blast furnace, injecting blast air enriched...  
WO/2016/119770A1
The invention relates to a cooling element consisting of cast copper, in particular for use in walls of highly thermally loaded smelting and reduction furnaces, comprising coolant channels arranged in the interior of the cooling element ...  
WO/2016/094994A1
The present invention relates to metallurgical processes and equipment and, more particularly, to a metallurgical furnace that is capable of operating with a wide range of raw materials and fuels, including those containing high levels o...  
WO/2016/096332A1
The invention relates to a method for reducing molten raw materials, in which method the raw materials, in a solid or molten state, are placed on a bed comprising coke pieces, which bed is at least partially inductively heated, and the r...  
WO/2016/092100A1
The invention relates to a method of making a mineral melt, the method comprising providing a circulating combustion chamber which comprises an upper zone, a lower zone and a base zone, injecting primary particulate fuel and particulate ...  
WO/2016/062740A1
Device for cooling the support journals (4) of a distribution chute of an installation for charging a shaft furnace, such as a blast furnace, the chute being mounted with the ability to pivot about a horizontal axis (A2) on a ring (1) co...  
WO/2016/005266A1
The invention relates to a device for immobilising the chute on the ends of journals in an apparatus for loading a shaft furnace, comprising a pivotable chute (1) for distributing material, the chute being connected to support journals (...  
WO/2015/185694A1
The invention relates to a charging installation (1) of a metallurgical reactor, with a cooling assembly (4) disposed for cooling a reactor side of the charging installation (1). In order to facilitate the installation and maintenance of...  
WO/2015/185693A1
The invention relates to a gearbox assembly (2) for a charging installation (1) of a metallurgical reactor, the assembly (2) comprising: - a stationary casing (3) for housing a gear assembly, the casing (3) comprising a bottom section (3...  
WO/2015/176131A1
An arrangement (10) for preventing egress of a gas from a first opening of a vessel, the vessel including at least one other opening through which the gas can leave the vessel, the arrangement comprising an open passage (48) extending su...  
WO/2015/174320A1
This graphitization furnace (1A) is provided with: a first electrode (8); a second electrode (9) that is arranged so as to face the first electrode; a first electrically heated heat-emitting body (11) that is provided to the surface of t...  
WO/2015/124366A1
The invention relates to a container for handling granular or pulverulent bulk material, with means for introducing the bulk material in the container, with a rotatable bulk material distributor, and with a drive for the bulk material di...  
WO/2015/104306A1
The present invention proposes a measuring probe for a measurement of the material distribution inside the burden of a blast furnace. The measuring probe comprises a sensor with a transmitter coil and a receiver coil, which are protected...  
WO/2015/097073A1
A stave cooler (10) for a metallurgical furnace, in particular for a blast furnace, comprises a panel-like body (12) having a front face (14) for facing the interior of the metallurgical furnace, an opposite rear face (16), an upper face...  
WO/2015/095946A1
The present invention relates to metallurgical processes and equipment and more particularly to a metallurgical furnace capable of operating with a wide range of raw materials and fuels, including those with high levels of impurities. To...  
WO/2015/089563A1
A smelting apparatus that includes (a) a smelting vessel. (4) that is adapted to contain a bath of molten metal and slag and (b) a smelt cyclone (2) for pre-treating a metalliferous feed material positioned above and communicating direct...  
WO/2015/089622A1
A metallurgical furnace including a refractory, which may include an inner layer, including bricks of a first type having a heat dissipation thickness, and bricks of a second type having a greater sacrificial thickness and protruding tow...  
WO/2015/075263A1
The invention relates to a device (10) for producing an expanded granular material from sand-grain-shaped material (1), comprising a furnace (2) having a furnace shaft (3) that extends substantially vertically and having a feeding appara...  
WO/2015/074003A1
A fluidized bed system having a containment vessel, a precast and predried monolithic refractory floor module positioned in the vessel, and a plurality of precast and predried monolithic refractory wall modules stacked within the vessel....  
WO/2015/059361A1
The invention relates to a method and to an arrangement for feeding process gases (1) from a suspension smelting furnace (2) into a waste heat boiler (3). The arrangement comprises a feeding throat (4) for feeding process gas (1). The fe...  
WO/2015/026019A1
The present invention concerns a foreign-matter processing system comprising: a cleaning robot which is introduced into a specific area and effects sedimentation or travel so as to remove foreign matter or a fluid mixture containing fore...  

Matches 1 - 50 out of 6,288