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Matches 351 - 400 out of 15,536

Document Document Title
WO/2012/145820A1
The efficiency of heat transfer to a furnace tube or coil in a furnace for cracking ethane, propane or naphtha feedstocks, or a mixture thereof may be improved by providing protuberances on the surface of the tube or coil having i) a max...  
WO/2012/143774A1
Device and method for injecting solid material in particles, powder or granulated form, of varying grain size. The device comprises a tubular pipe (16) which can be applied on a lateral wall of a melting furnace (11) so as to dispose its...  
WO/2012/136698A1
The present invention relates to a method for operating at least one supersonic nozzle (40) in a metallurgical vessel (3), comprising the following steps: measuring the inlet pressure (po(t)) of a gas into a supersonic nozzle (40); simul...  
WO/2012/138456A1
Certain embodiments of a melting and casting apparatus comprising includes a melting hearth; a refining hearth fluidly communicating with the melting hearth; a receiving receptacle fluidly communicating with the refining hearth, the rece...  
WO/2012/130895A1
A charging installation (10) of a shaft furnace comprises a first storage hopper (12) and a second storage hopper (12'), arranged in parallel with respect to each other; each of the first and second storage hoppers (12, 12') having an in...  
WO/2012/131791A1
This heat treatment vessel for a lithium-containing compound is characterized by having: a base that contains 60-95 mass% of alumina; and a surface that is formed integrally with the base and that comprises 20-80 mass% of spinel. Also, t...  
WO/2012/131790A1
This heat treatment container that is for a lithium-containing compound and in which the lithium-containing compound is disposed when the lithium-containing compound is heat treated is characterized by containing 60-95 mass% of alumina w...  
WO/2012/126055A1
A process for direct smelting a metalliferous feed material containing at least 0.2 wt.% sulphur in a smelt cyclone and a direct smelting vessel containing a bath of molten metal is disclosed. The process is characterised by maintaining ...  
WO/2012/120276A1
The apparatus includes a furnace having a furnace chamber (14), a port (16) in fluid communication with the furnace chamber having an inclined lower wall (18), and a bi-directional induction unit (24) mounted to the inclined lower wall f...  
WO/2012/120723A1
A device for introducing an object to be processed, equipped with: a processing object container containing an object to be processed; a processing object passage (12) through which the object to be processed can pass in an airtight mann...  
WO/2012/115062A1
A powder supply apparatus (1) of the present invention supplies a powder in a feed tank (11) from powder transport piping (31) via a valve (21) for the powder, said valve being in the downstream of the feed tank (11). The powder supply a...  
WO/2012/114534A1
Provided is a tilting runner apparatus for molten iron whereby a tilting runner can be removed independently of the technique of a crane operator and without being damaged. Even in a case where two iron tapping runners (2) are disposed f...  
WO/2012/112704A2
Methods, ovens, and associated apparatus. Ovens and methods are adapted for maintaining the quality of a pre-cooked food product. Rapid temperature and/or relative humidity restoration may be used. Ovens may include a partition movable t...  
WO/2012/106769A1
A molten bath-based process for direct smelting metalliferous material and producing molten metal in a direct smelting vessel that contains a molten bath that has a metal layer that is at least 900 mm deep. The process includes selecting...  
WO/2012/048159A3
A skewer system comprises a skewer rod that holds tires in suspension during an incineration process where the tires are burned for fuel in a kiln such as a cement kiln or a lime kiln. In certain implementations, the skewer system also c...  
WO/2012/095282A1
The pouring spout changer according to the invention is characterised in that it is provided with a dummy plate (14) for closing the casting channel of the casting device in an emergency. The dummy plate (14) can be brought into the clos...  
WO/2012/085444A1
Discontinuously charged method for smelting materials that are to be melted in a fuel-heated furnace, in which at least one stage of supplying heat energy involves a conditioning phase during which - the at least one burner operates subs...  
WO/2012/076159A1
The invention relates to kiln furniture for receiving a firing product in order to fire ceramic objects in a kiln, comprising at least two elongated profiled sections (2, 3) which are fixed in a mutually spaced manner parallel to each ot...  
WO/2012/076319A1
The invention relates to a ceramic plate (2) for kiln car bodies and fireproof linings having a ceramic plate (2), wherein a beam-like hollow chamber reinforcement (6) is implemented on the lower face (4) of the ceramic plate (2), extend...  
WO/2012/064996A1
A distributor for a post-combustion lance, comprising: an annular member, an inner reinforcing sleeve and an outer sleeve, wherein the annular member and the inner reinforcing sleeve may be made from different materials and the annular m...  
WO/2012/063550A1
The present invention relates to a heat treatment apparatus including: a heat treating furnace for heat-treating an article; an oscillating body, at least a part of which is arranged inside the heat treating furnace; and an oscillator fo...  
WO/2012/062254A1
The invention relates to a charging shaft system of an electric arc furnace, comprising an openable closure, a shaft-shaped container, an outlet opening, and at least one suction opening. The invention also relates to a method for fillin...  
WO/2012/059646A1
The invention relates to a method for controlling the thermal balance of a suspension smelting and to a suspension smelting furnace. The suspension smelting furnace, comprising a reaction shaft (1), a lower furnace (2), and an uptake (3)...  
WO/2012/060796A1
The invention concerns a section for processing liquid metal with gases, produced from individual elements, interconnected by a coupler, between which capillary openings for gas outlet are situated, wherein the capillary openings for gas...  
WO/2012/055391A1
The invention relates to a scrap-pushing apparatus having a scrap pusher, which is guided in a linear guide, and having a hydraulic drive system, which comprises at least one cylinder/piston unit, wherein the scrap pusher has at least on...  
WO/2012/016833A3
The invention relates to a holding apparatus (27) for a drill rod (15) of a taphole drilling machine (10) and to a method for removing a drill rod from a drill rod receptacle (17) from a taphole drilling machine, wherein the taphole dril...  
WO/2012/045935A1
The invention relates to a roller (100) for a high-temperature annealing line, comprising: a cylindrical casing (120) made from a composite material, and an axial support element (170) made from a metal material and having a spindle (130...  
WO/2012/048159A2
A skewer system comprises a skewer rod that holds tires in suspension during an incineration process where the tires are burned for fuel in a kiln such as a cement kiln or a lime kiln. In certain implementations, the skewer system also c...  
WO/2011/000966A9
The invention relates to an upper or lower sealing valve arrangement for a shaft furnace charging installation. The arrangement comprises a shutter-actuating device (20; 120; 220; 320; 420) for moving a shutter (10) between a closed posi...  
WO/2012/038320A1
The invention relates to a preheating apparatus (1) for steel scrap which is to be charged into a metallurgical melting vessel (8), having a vertical shaft (3), which is surrounded by a housing wall (2) and is used to receive the steel s...  
WO/2012/038140A1
An apparatus for melting and refining impure nonferrous metals, particularly scraps of copper and/or impure copper originating from the processing of minerals comprising a tiltable reverberatory furnace (32) with a furnace body (34) that...  
WO/2012/038420A1
The invention relates to a holder (1) for a symmetrical part (100) having two side arms (101g, 101d), the holder being intended to support said part while the same is fed into heat-treatment means, and comprising two first bearing member...  
WO/2012/029670A1
The present invention provides a granular metal iron production method which can produce high quality granular metal iron with good yield by optimizing the physical states of an adhesion inhibiting material leveling apparatus, an agglome...  
WO/2012/025321A2
The invention relates to a method for increasing the penetration depth of an oxygen stream having a volume flow and a mass flow entering the bed of an iron ore production unit, preferably a melt reduction unit or melter gasifier or an ox...  
WO/2011/120937A3
The invention relates to a device for injecting gas into a metallurgical vessel, comprising a blowing head (5) having a feed line (5b) for delivering gas, in particular oxygen, to the blowing head (5), and at least one Laval nozzle (1) d...  
WO/2012/020681A1
An object to be treated introduction device for introducing an object to be treated in an air-tight state from the outside to the inside of a treatment device (F1) which treats the object to be treated in the air-tight state is provided ...  
WO/2012/016902A1
The present invention proposes a distribution device for a changing installation that has, a rotating and pivoting distribution chute. The device has a casing that rotatably supports a rotatable structure (hereinafter: rotor) to which th...  
WO/2012/017281A1
In an apparatus for introducing waste materials and/or alternative fuels into a clinker production plant, the apparatus comprising a tubular housing (2) with a rotor (4) which can be driven in a rotary manner is mounted such that it can ...  
WO/2012/016833A2
The invention relates to a holding apparatus (27) for a drill rod (15) of a taphole drilling machine (10) and to a method for removing a drill rod from a drill rod receptacle (17) from a taphole drilling machine, wherein the taphole dril...  
WO/2012/016818A1
A distribution chute (10) of the rotate-and-pivot type comprises a chute body (12) having therein a channel (22) with an inlet (20) for receiving a flow of bulk material and an outlet (24) for discharging the bulk material. In operation,...  
WO/2012/014835A1
Provided is a rack for firing which holds a plurality of flat board-like setters at multiple levels in the perpendicular direction by means of a setter holding means, and fires electronic ceramic elements at multiple levels. The setter h...  
WO/2012/009763A1
A feeder apparatus for a furnace comprising a vessel for feed material, said vessel being positioned at least partially above a feed port of the furnace, and feeding means located at least partially within the vessel, said feeding means ...  
WO/2012/001238A1
The invention relates to a suspension smelting furnace comprising a reaction shaft (1), an uptake shaft (2), and a lower furnace (3), as well as a concentrate burner (4) for feeding reaction gas and fine solids into the reaction shaft (1...  
WO/2012/002630A1
The present invention relates to a transfer apparatus for heating furnace. The transfer apparatus includes a skid pipe having a cooling passage in which cooling water is stored, a skid button unit coupled to the skid pipe to support an o...  
WO/2003/095685A9
A scrap charging apparatus for an electric arc furnace uses a skip hoist to supply scrap to a holding bunker having diverging end walls extending between converging side walls. The containment space for the scrap is increased by this wal...  
WO/2009/146935A3
The invention relates to a method and a device for feeding conveyable materials to reaction furnaces by means of a hollow space that feeds into the furnace space by way of a connecting tube, said hollow space being sealed air-tight from ...  
WO/2011/155398A1
Disclosed is a firing furnace for firing an electrode of a solar cell element, which is provided with: a transfer member, which transfers a substrate having a conductive paste applied thereto; a heating section, which heats the substrate...  
WO/2011/121582A3
A furnace (1) for melting and/or gasifying material, comprising a housing (2) for temporary enclosure of said material, a supply opening (4) through said housing (2), heating means (10), a discharge opening (7) through said housing (2), ...  
WO/2011/147781A1
Tuyere stock arrangement (10) of a blast furnace comprising a tuyere body (20) configured for installation in a shaft furnace wall (12), the tuyere body (20) comprising a front face (24) facing an interior of the shaft furnace and an opp...  
WO/2011/143715A1
An apparatus (11) for heating a molten metal transfer pipe, the apparatus having; a heating chamber (12) complimentary in shape to the pipe to be heated and which is inclined such that it has a lower end and an upper end; a heat source (...  

Matches 351 - 400 out of 15,536