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Matches 1 - 50 out of 6,868

Document Document Title
WO/2022/160792A1
The present invention relates to a cold rolling annealing furnace waste hydrogen recycling system, comprising a waste hydrogen treatment pipeline connected to an annealing furnace. A pretreatment tower, a waste hydrogen compressor, a pre...  
WO/2022/153718A1
An ammonia decomposition apparatus comprising: a reactor that is loaded with a catalyst for a decomposition reaction for breaking down ammonia, which is a material, into hydrogen and nitrogen; and a dilute gas supply line for, before the...  
WO/2022/149536A1
This gas production device 1 comprises: a connection unit 2 that supplies exhaust gas containing CO2; a reducing gas supply unit 3 that supplies a H2-containing reducing gas for reducing a reducing agent 4R, which contains a metal oxide ...  
WO/2022/143978A1
Provided is a secondary energy storage system based on waste heat utilization of an iron and steel plant. The energy storage system is provided with a high-temperature secondary battery and a heat source for heating the high-temperature ...  
WO/2022/126240A1
A method of using a feedstock gas reactor is described. A hydrocarbon, such as methane, is chemical decomposed in the feedstock gas reactor using heat of combustion generated from the combustion of a combustible gas. A mixed product stre...  
WO/2022/122683A1
The invention relates to a method for operating a sinter cooler (20) having a front portion (50), a rear portion (70) and a central portion (60), on which a layer of sintering material is cooled by blowing cooling gas therethrough, and c...  
WO/2022/119209A1
The present invention relates to a blowing or re-blowing process of a blast furnace, and blast furnace equipment for same. The present invention relates to a blowing or re-blowing process of a blast furnace, the process including the bla...  
WO/2022/119882A1
A system for reducing ore includes a hydrogen supply unit configured to supply hydrogen, a furnace configured to reduce the ore using the supplied hydrogen, and a hydrogen recovery unit configured to recover hydrogen from an exhaust gas ...  
WO/2022/110162A1
The present utility model relates to an air-cooled double-layer material bed capable of recycling waste heat of wear-resistant ball forging, comprising a cooling chamber, a ball passage provided in the cooling chamber, a cooling fan, and...  
WO/2022/110253A1
A multi-station vacuum annealing furnace for processing titanium pipes, which belongs to the technical field of vacuum annealing furnaces. The multi-station vacuum annealing furnace for processing titanium pipes comprises a bottom plate;...  
WO/2022/110161A1
A heat shifting apparatus for forging waste heat of a wear-resistant steel ball, comprising a cooling area (A), a feeding unit (C) provided between a wear-resistant steel ball forging machine (B) and the cooling area (A), an automatic ba...  
WO/2022/102208A1
This melting equipment, for melting metal raw materials by means of an arc formed by passing current through an arc electrode, is provided with: a furnace main body in which the metal raw materials to be melted are charged; a primary pre...  
WO/2022/070221A1
Apparatus (10) for feeding and preheating a metal charge (S) toward a melting furnace (110) of a melting plant (100), comprising at least one conveyor channel (11) for said metal charge (S), at least one hood (14) disposed above said con...  
WO/2022/069972A1
The invention pertains to a process and system for melting agglomerates in a melting furnace by utilising a carbon monoxide (CO) off-gas of a reduction furnace as a fuel gas. The process includes the steps of (i) feeding agglomerates whi...  
WO/2022/029568A1
Treatment apparatus of hot flue gases emitted by an industrial plant, comprising a gas circuit and having a first heat exchange chamber along a first branch and a second heat exchange chambers along a second branch, a temperature measuri...  
WO/2022/018192A1
This device for cooling flue gas originating from a plant of aluminum production by fused-salt electrolysis is intended to be positioned between a collector of said flue gas, be it an individual collector originating from each of the ele...  
WO/2022/011928A1
A structure for independent control of kiln venting, comprising a kiln body (400) and a venting fan (300). An above-product channel and a below-product channel are provided in the kiln body (400). An upper main venting tube (100) is arra...  
WO/2022/008222A1
In a thermochemical method, a syngas comprising oxygen is combusted in a furnace, thereby producing a hot exhaust gas. The exhaust gas is subsequently discharged into the surroundings while the inner energy of the exhaust gas is at least...  
WO/2021/254024A1
The present invention relates to the technical field of neodymium-iron-boron rare earth materials. Disclosed is equipment for recovering the residual heat of a neodymium-iron-boron waste roasting furnace, comprising: a roasting furnace, ...  
WO/2021/248659A1
A short-process integrated preparation system for a fused ceramic particle, comprising a calcining kiln (3), a transition hopper (8), a material distributing device (9), and a smelting furnace (10). The transition hopper (8) is arranged ...  
WO/2021/246317A1
This method for separating and recovering CO2 in cement production exhaust gas comprises: a harmful component removal step for removing an acidic component and a harmful component from exhaust gas that is released from a cement productio...  
WO/2021/246313A1
According to the present invention: hydrogen is added to CO2 in exhaust gas discharged from a cement production facility, or to CO2 that has been separated and recovered from said exhaust gas, to generate methane; the methane is used as ...  
WO/2021/246314A1
According to the present invention, methane is produced by adding hydrogen to CO2 in the exhaust gas discharged from a cement production facility, or to CO2 separated and recovered from the exhaust gas, and the methane is used as an alte...  
WO/2021/246316A1
The present invention reduces energy derived CO2 through effective use of CO2 that is in exhaust gas from a cement production facility and that is not derived from fossil fuel, by converting CO2 in exhaust gas from a cement production fa...  
WO/2021/246319A1
Hydrogen is added to CO2 that is contained in an exhaust gas from a cement production facility or CO2 that has been separated and collected from the exhaust gas to produce methane, the methane is supplied as an alternative fuel for a por...  
WO/2021/246315A1
The present invention comprises a methane generation step that adds hydrogen to CO2 in exhaust gas from a cement production facility or CO2 separated and recovered from said exhaust gas to generate methane, and a methane consumption step...  
WO/2021/246318A1
In the production of methane from an exhaust gas from a cement production facility, an acidic component such as SOx, NOx and a halogen and a harmful component such as H2O and dust are removed from the exhaust gas, and the exhaust gas fro...  
WO/2021/241272A1
This method for producing reduced iron by reducing iron oxide charged into a shaft furnace comprises: blowing a heated mixed gas that includes nitrogen gas and a reducing gas containing 90 vol% or more of hydrogen gas into a shaft furnac...  
WO/2021/230307A1
Provided is a method for producing reduced iron by reducing iron oxide charged in a shaft furnace, wherein a mixed gas containing a reducing gas and a nitrogen gas and heated to a predetermined temperature is blown into the shaft furnace...  
WO/2021/227392A1
Disclosed is a fly ash recycling treatment device, comprising a first-stage rotary kiln (1), a second-stage rotary kiln (2), a crystallization device (3) and a waste gas treatment device (4), wherein the first-stage rotary kiln (1) and t...  
WO/2021/229009A1
The present invention relates to a device for heat-treating solid material, in particular in granular form, wherein the device comprises a kiln and an external heat generator, wherein said kiln comprises at least one sloped sliding surfa...  
WO/2021/220555A1
Provided is an iron manufacturing facility which, when reduced iron is to be manufactured from iron oxide, contributes to the achievement of a method that enables energy conservation and a reduction in the amount of CO2 emissions. The ...  
WO/2021/218106A1
The present invention relates to a device and method for drying lump ore in a storage yard by utilizing sintering ring cooling waste gas. In the present invention, during the stacking of lump ore in a storage yard, sintering ring cooling...  
WO/2021/189133A1
Apparatus for converting Spent Pot Lining (SPL) into inert slag, aluminum fluoride and energy includes a plasma arc furnace such that the destruction of SPL occurs therein. The furnace generates an electric arc within the waste, which ar...  
WO/2021/185498A1
In the case of a waste-heat utilization plant (9, 9') for the utilization of industrial waste heat in the form of steam and electricity generation, comprising a steam power plant with at least one steam turbine set (14) which has at leas...  
WO/2021/170479A1
The present invention relates to a shaft furnace (10) for burning material, in particular material containing carbonate, said furnace comprising a shaft (12) which has, in the direction of flow of the material: a material inlet (22); at ...  
WO/2021/170478A1
The invention relates to a method for firing material, in particular material containing carbonate, in a shaft furnace (1) having a shaft (2), wherein the material flows through a material inlet (3) into a preheating zone (21) for prehea...  
WO/2021/169589A1
Disclosed are a blast furnace slag granulation and waste heat recovery and utilization device and method, the device comprising an aerosol granulation nozzle assembly, a deflector (7), a cyclone separator (8) and a waste heat recovery de...  
WO/2021/168934A1
An anti-skinning device for a kiln tail preheater, comprising a hanging plate component (1) and a connection component (2). The hanging plate component (1) is of a hollow structure, and the shape and size of the connection component (2) ...  
WO/2021/152901A1
In treatment of dust-collected water for exhaust gas in a converter, the present invention efficiently separates the dust in the dust-collected water by using an additive. This method for treating dust-collected water for exhaust gas i...  
WO/2021/144694A1
A process of calcining aluminium hydroxide (A12O3.3H2O) to form alumina (A12O3), for example in an alumina plant, such as a Bayer process plant, is disclosed. The process comprises combusting hydrogen and oxygen and generating steam and ...  
WO/2021/144637A1
A process and plant for preheating a metal charge (11) fed in continuous to an electric melting furnace (12) through a preheating tunnel (16) provided with side walls, a vault and horizontal conveyor (13), wherein said metal charge (11) ...  
WO/2021/140095A1
The present invention relates to an apparatus for thermal treatment of mineral solids, wherein the apparatus comprises a preheater and an entrained flow reactor (10), wherein a separation apparatus (20) is disposed at the outlet from the...  
WO/2021/139136A1
Disclosed is an emission-reduction-accompanied sintering method using an energy-carrying composite gas medium, the method involving dividing a sintering material surface, sequentially from the head to the tail of a sintering machine, int...  
WO/2021/131089A1
The present invention is provided with: an electric furnace for melting scrap materials; a post-burning device for causing unburnt components included in an exhaust gas discharged from the electric furnace to be burnt; a cooling device f...  
WO/2021/131352A1
Provided are a carbonaceous particle heat treatment device and a method therefor for by which it is possible to prevent oxidation of carbonaceous particles prior to heat treatment thereof. In the present invention, provided is an inserti...  
WO/2021/124261A1
A method of producing cement clinker and a second calcined material, wherein the cement clinker is produced in a first production line and the second calcined material is produced from a raw material in a second production line by carryi...  
WO/2021/121701A1
Blast furnace plant (1) and shutdown process for such a blast furnace plant (1). The blast furnace plant comprises a blast furnace (2) and a gas cleaning section (6) for cleaning gas from the blast furnace. Clean gas is released via a cl...  
WO/2021/116484A1
The invention concerns a method for drying at least one cell of the electrostatic precipitator of a smoke treating unit in a system of a coffee beans roasting apparatus and a smoke treating unit, said method comprising the step of passin...  
WO/2021/109324A1
Disclosed is a modularized natural convection boiler system for recovering waste heat of liquid slag. A granulating bin, a mobile bed and a hot air duct of each operation module are each provided with a water-cooling heating surface; and...  

Matches 1 - 50 out of 6,868