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WO/2014/207717A1 |
This invention relates to a preheating apparatus (10) which is suitable for preheating material before it enters a furnace. The apparatus defines a cavity (12) therein for receiving the material to be preheated, which cavity (12) is defi...
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WO/2014/194568A1 |
Disclosed is a comprehensive utilisation method for high-temperature slag balls exiting a rotary kiln in a kiln process for the production of phosphoric acid, comprising a rotary kiln, a cooling device and a drier for composite green pel...
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WO/2014/191368A1 |
The invention relates to a device for heat treating metal articles under a protective gas/reactive gas atmosphere in a continuous operation, comprising a furnace housing (2) which surrounds a furnace chamber (1) as a heating zone (HZ), c...
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WO/2014/189109A1 |
A device (100) for producing directly reduced iron which is equipped with: a direct reduction furnace in which an iron oxide is contacted with a reducing gas to directly reduce the iron oxide; and a circulation part (20) in which the wat...
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WO/2014/182256A1 |
Recuperative unit for flue gas waste heat recovery from the smelting aggregate consists of two basic consecutive functional parts, namely a heat exchange equipment combustion products (1) - air with a preheated air outlet (2) to the burn...
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WO/2014/172898A1 |
An energy-saving continuous roller hearth bright normalising and annealing furnace, comprising a heating chamber (1), a thermal insulation chamber (2), furnace rollers (3), a flue (4) and a residual heat recovery section (5), wherein the...
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WO/2014/175956A1 |
Embodiments of apparatuses and methods for reforming of hydrocarbons are provided herein. In one example, a method comprises burning fuel gas to form a hot flue gas and heat a reforming-zone feedstock that contains (C5 - C11) hydrocarbon...
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WO/2014/163065A1 |
A continuous heating furnace (200) equipped with: a furnace main body (212); a transport unit (210) that transports objects (W) to be fired in the furnace main body; multiple heating units, which have a first radiation surface (120a) tha...
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WO/2014/163670A1 |
A gas recycling system for a controlled atmosphere furnace includes a controlled atmosphere furnace having a product entry, a product exit, a process gas inlet adjacent said product exit, and a spent gas outlet adjacent said product entr...
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WO/2014/146795A1 |
The invention relates to a pipe bundle recuperator on a sintering furnace for thermal transfer between at least one first liquid, a second liquid and a third liquid. The pipe bundle recuperator comprises the following: at least one first...
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WO/2014/139335A1 |
A process for non-slag production of iron, aluminum and titanium by using a reduction molten-salt method comprises the steps: 1) adding ammonium sulfate into a molten-salt reaction tank (3); 2) adding high-temperature molten slag; 3) del...
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WO/2014/139253A1 |
The present invention provides a system using low-temperature waste heat of gas of a generator unit to generate power, comprising: a first steam power generation system, a condensate water pipe, and a low-pressure heater and a condenser ...
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WO/2014/119068A1 |
This dust catcher for blast furnace gas (10) has: a settling chamber (12) which is formed inside a vessel (11); an inlet pipe (13) for introducing a blast furnace gas into the settling chamber (12); a distribution chamber (15) which is p...
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WO/2014/101710A1 |
A steam-water circulating system utilizing waste heat of high-temperature calcined coke generated by a pot calciner comprise a gas collecting bag (14) disposed in the middle of the pot calciner. Multiple heat exchangers (1) are divided i...
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WO/2014/101712A1 |
A waste-heat utilization steam and water circulating system for high-temperature calcined-coke of multiple tank-type calcining furnaces; a set of steam collecting bags (1) is respectively disposed at an intermediate position between ever...
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WO/2014/096613A1 |
The invention relates to a unit and method for melting in a furnace (10) comprising a combustion-heated melting chamber, in which the air is heated by means of heat exchange with the fumes generated by combustion. The heated air is used ...
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WO/2014/096611A1 |
The invention relates to a melting unit and method in which: a melting chamber (100) is heated by means of combustion, the combustion fumes (20) are used to heat the air (30) used as a heat-transfer gas, the heated air (31) is used to pr...
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WO/2014/095494A1 |
Apparatus for supplying blast to a blast furnace (1) comprises a plurality of hot blast stoves (4, 5, 6), each stove comprising a cold blast inlet, a fuel inlet, an air supply inlet, a hot blast outlet, and a waste gas outlet; and a wast...
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WO/2014/092092A1 |
[Problem] To provide a magnetic pyrolysis device that makes it possible for a heat exchange device to use heat energy that is generated during pyrolysis of organic waste material. [Solution] A magnetic pyrolysis device (10A) in which a d...
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WO/2014/092091A1 |
[Problem] To provide a magnetic pyrolysis device that is capable of efficiently performing pyrolysis of organic waste material in a short amount of time and that is capable of performing pyrolysis of organic waste material at a stable te...
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WO/2014/082716A1 |
The invention relates to a method for operating a regenerator (1) for generating hot blast air for a steelmaking or steel treatment process, or a chemical process, wherein cold gas and hot gas is cyclically guided through a bulk material...
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WO/2014/071464A1 |
A two-stage molten bath-based smelting process for producing molten metal from a metalliferous feed material includes (a) preheating metalliferous feed material in a preheater and (b) injecting preheated metalliferous feed material and a...
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WO/2014/060275A1 |
The invention relates to a method for using the waste heat from a plant for producing cement, wherein heat of a process gas is used through a heat exchanger (21) to heat water vapour, and wherein the plant for producing cement has at lea...
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WO/2014/060827A2 |
A carbon baking furnace has at least one vertical baking shaft with a system and method for positioning green carbon bodies to be baked at the top of the vertical baking path and ringing the green carbon bodies with a sacrificial medium ...
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WO/2014/044578A1 |
A method for cleaning the exhaust air from a furnace 2 used in conjunction with a chemical coating process for coating items as part of a cathodic electrophoretic deposition plant comprises, in a first step, of the hot exhaust air being ...
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WO/2014/020958A1 |
[Purpose] To provide a system for recycling a coated electric wire, the system being constituted of the following: a continuous carbonization device for pyrolyzing a coated electric wire by using an electric heater, microwave irradiation...
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WO/2014/019849A1 |
The present invention relates to a process for production of clinker and electricity, comprising the following steps: - introduce the raw meal (102, 102'), fuel (121, 121') and a combustion agent (113, 113'), in at least two precalciners...
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WO/2013/189893A1 |
In the method according to the invention for increasing the calorific value of a material flow containing carbon, preferably a material flow of renewable raw materials, the material flow is brought in direct contact with at least one low...
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WO/2013/186664A1 |
Described is a device for recovering heat and fumes from slag resulting from the steel production cycle which allows the heat emitted by the slag during the cooling to be used without the need to collect the slag in tubs which must then ...
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WO/2013/168655A1 |
The present invention is equipped with: a pool (1) in which water is stored; a cylindrical container (2) which is erected in the pool and an upper-end opening of which is covered, while a lower-end aperture (3) is submerged in the open s...
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WO/2013/151853A1 |
A reflow oven used to join electronic components to a substrate includes a chamber housing having surfaces that are in contact with heated air mixed with contaminants, including flux, and an intermediate layer selectively applied to the ...
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WO/2013/137305A1 |
Provided is a cement production device that increases heat exchange efficiency by causing the pre-heating of starting materials supplied to cyclones above a guide tube to be uniform, and can cause an operation having low pressure loss an...
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WO/2013/135373A1 |
A sintering furnace with a first zone, in particular a burn-off zone, and a second zone, in particular a sintering zone, and also a transitional zone arranged between the first zone and the second zone. The sintering furnace has at least...
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WO/2013/137463A1 |
This separator, which is connected downstream from a wet-type dust collector that collects dust contained in exhaust gas, and which separates water droplets containing dust from the exhaust gas from the wet-type dust collector, is equipp...
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WO/2013/136841A1 |
The purpose of the present invention is a metal melting furnace and a metal melting method that preemptively prevents ignition of exhaust gases, including carbon monoxide, in the vicinity of the exhaust vent and make it possible to prehe...
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WO/2013/137304A1 |
Provided is a device that is for producing cement, uniformly supplies starting materials to cyclones above a guide tube, increases heat exchange efficiency by means of uniform pre-heating, and can cause an operation having low pressure l...
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WO/2013/124372A1 |
An integrated apparatus for the production of clinker starting from raw meal is described, comprising a rotary kiln (3); a multistage cyclone preheater (1) connected downstream of said rotary kiln (3) with respect to the direction of flo...
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WO/2013/120714A1 |
A cooling system is described for the continuous cooling of sheet metal strip. The cooling system is installed downstream of a continuous oven which is drying a coating applied to the sheet metal. The cooling system is provided with mean...
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WO/2013/123529A1 |
A controlled kiln and manufacturing system for biochar production includes control systems and subsystems. An example controlled kiln (100) includes a drum (200), a lid (120) and a floor (250) together forming a combustion chamber config...
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WO/2013/113664A1 |
It is described an integrated process for the production of clinker by dry process, with treatment in continuous of bypass dusts produced by the kiln, wherein the solid matter to treat consists of bypass dusts of a clinker production pro...
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WO/2013/108624A1 |
Provided are a continuous annealing furnace that is capable of quickly reducing the dew point of the in-furnace atmosphere to a level suitable for stable operation and stably obtaining a low-dew-point atmosphere in which less problems ar...
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WO/2013/094553A1 |
Provided is a firing furnace capable of stably recovering exhaust heat energy over a long period of time by using a Stirling engine. Stirling engines (20) are provided in a cooling zone (5) of a roller hearth kiln (1). High temperature s...
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WO/2013/087648A1 |
Furnace (100) for heat-treating annealing material (102), wherein the furnace (100) comprises a sealable first furnace chamber (104) designed to receive and heat-treat annealing material (102) by thermal interaction of the annealing mate...
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WO/2013/085907A1 |
This invention is directed to a method for recovering, purifying and recycling an inert gas on a continual basis in connection with a silicon crystal pulling process. Silicon oxide impurities generated during the crystal growth process a...
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WO/2013/077079A1 |
This heat storage-type exhaust gas purification device (1) is provided with: a combustion chamber (10) in which exhaust gas is combusted; multiple heat storage chambers (11, 12) one end of each of which communicates with this combustion ...
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WO/2013/073662A1 |
This direct-reduced iron production system is provided with: a direct reduction furnace (13) that uses a high-temperature reduced gas (11) containing hydrogen and carbon monoxide to directly reduce iron ore (12a) to reduced iron (12b); a...
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WO/2013/073663A1 |
This direct-reduced iron production system is provided with: a gas reformer (51) that reforms natural gas by supplying steam; a gas heater (56), which is a heating means for heating the reformed gas (52) reformed by the gas reformer (51)...
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WO/2013/070690A1 |
A method and system automatically determines when an electrode add event occurs in an electric arc furnace having a plurality of electrode columns, each carried by an electrode positioning system. Data is received correlating to the harm...
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WO/2013/063472A1 |
Heat recovery devices and methods for carbon baking furnaces are presented in which at least a portion of the waste heat from the cooling section is recycled through the furnace, which not only reduces the amount of natural gas required,...
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WO/2013/055287A1 |
The present invention relates to a device and method for conserving heat in a combustion chamber having a supply device comprising a tube and being arranged for supplying a fluid into the combustion chamber, the method comprising: provid...
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