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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...
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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...
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WO/2021/237338A1 |
Various configurations of a power plant are described. The power plant is configured to provide power to a receiving power grid by the combustion of metal powder. The power plant is also configured to absorb energy by reconstituting the ...
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WO/2021/237308A1 |
A process for producing direct reduced iron ("DRI") from iron ore and biomass in a single stage fluidised bed includes injecting (a) iron ore, (b) gaseous oxygen and (c) a solid reductant including biomass into a reaction zone of the flu...
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WO/2021/242732A1 |
Apparatus and methods of heating metallic containers in an oven which includes electric heating elements are provided. The electric heating elements include one or more of an electric induction element and an electric infrared heating el...
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WO/2021/243008A1 |
The disclosure relates to a machine for thermal treatment of bulk material, comprising: a stationary furnace which presents a support structure, and a plurality of pallet cars traveling through the furnace, said plurality of pallet cars ...
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WO/2021/239394A1 |
The present invention relates to a method for the recrystallisation annealing of a non-grain-oriented electric strip (2) in a continuous annealing and coating line (1), wherein the electric strip (2) is heated in an induction furnace (5)...
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WO/2021/243012A1 |
The disclosure relates to a machine for thermal treatment of bulk material, comprising, a stationary furnace which presents a support structure, and a plurality of pallet cars traveling through the furnace, said plurality of pallet cars ...
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WO/2021/240414A1 |
A method for the explosive cleaning of combustion slag comprises preparing a container with an explosive compound and introducing into the container a flammable gas flow with a suitable comburent and igniting this gas to produce with it ...
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WO/2021/237071A1 |
Provided is a coating for a heater or crucible. The coating may comprise one or more of alumina, silica, or yttria. The coating may be dielectric. The coating may be applied to a heater or crucible comprising a ceramic composite material...
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WO/2021/235008A1 |
[Problem] The present invention provides a method and an apparatus for melting aluminum cutting chips, in which the cutting chips that are dusts produced by cutting metal aluminum or an aluminum alloy are melted to produce an aluminum me...
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WO/2021/234596A1 |
A power supply system (1) for an arc furnace (6), suitable for converting the voltage of a three-phase (R, S, T) electric power network (3) into power supply voltage for an arc furnace (6), comprises an indirect AC/AC converter (2) havin...
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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...
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WO/2021/227140A1 |
Disclosed is a glass kiln crack repairing device, comprising a storage bin (1) provided with supporting legs (2) at the bottom thereof, wherein the middle of the bottom of the storage bin (1) is provided with a feeding pipe (3), and the ...
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WO/2021/228464A1 |
The invention relates to a gas injection device (1) for introducing a process gas into a non-iron molten metal and/or slag, in particular molten copper and/or copper slag, comprising a hollow cylindrical lance (2) which is made of a refr...
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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...
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WO/2021/227139A1 |
Disclosed is a glass kiln crack repairing device with automatic pressure relief, the device comprising a storage bin (1) provided with supporting legs (2) at the bottom thereof, wherein the middle of the bottom of the storage bin (1) is ...
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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...
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WO/2021/230027A1 |
The present invention relates to a blast furnace operation method whereby residual coke which remains in a blast furnace during the outage of the blast furnace, i.e., the stopping of the blowing of air into the blast furnace, and may obs...
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WO/2021/229422A1 |
A method to stir liquid metal contained into a steelmaking vessel, said liquid metal being surrounded by a slag layer, the method comprising injection of a gas, optionally containing a powder, by at least two injection means located at a...
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WO/2021/228324A2 |
The invention relates to a treatment tunnel, to a production system, and to a treatment module (100) for a treatment tunnel (200) which has treatment modules (100) following one another in the longitudinal direction (L), the treatment mo...
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WO/2021/227391A1 |
A fly ash multi-stage recycling treatment device, comprising a first-section rotary kiln, a second-section rotary kiln, a crystallization device, a first high-temperature dust remover, and a waste gas treatment device. Each of the tails ...
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WO/2021/229263A1 |
A method to stir liquid metal contained into a steelmaking vessel, said liquid metal being surrounded by a slag layer, the method comprising injection of a gas, optionally containing a powder, by at least two injection means located at a...
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WO/2021/227126A1 |
Disclosed are a heating body and a vacuum furnace with multi-region temperature control. In the heating body, first ends of a plurality of first heating sheets in a first heating unit are connected to a first connecting sheet in parallel...
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WO/2021/229468A1 |
A burner (1) for the firing of ceramic articles (T) which can be installed in an industrial kiln (2) and comprising a mixing body (5), a first tubular discharge element (11), which is configured to be passed through by a fluid (F) flowin...
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WO/2021/224339A1 |
A grate bar (10) for mounting in arrays of adjacent grate bars in a pallet car of a sintering or pelletizing machine, wherein the grate bar (10) comprises an elongate crossbeam (12) extending in a longitudinal direction of a horizontal p...
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WO/2021/224252A1 |
The invention relates to an installation (14) for the thermal treatment of dispersible raw material, in particular cement raw meal and/or mineral products, comprising an ascending line (62) through which hot gases can flow, wherein the a...
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WO/2021/222952A1 |
A collecting pit (11) for receiving molten metal and cooling water has a drainage system made up of granular bulk material, wherein chambers are provided for receiving the molten metal. These chambers have a boundary in the floor region ...
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WO/2021/224129A1 |
The present invention relates to a cement-manufacturing plant (10) having - a preheater (12) for preheating raw meal, - a calciner (14) for calcining the preheated raw meal, - a kiln (16) with a kiln burner (28) for burning the raw meal ...
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WO/2021/217191A1 |
The present invention relates to a crucible device (100) for growing crystals. The crucible device (100) comprises a heating chamber (140), at least a first crucible (110) in which a first crystal (111) is growable, and at least a second...
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WO/2021/219356A1 |
The invention relates to a method for retrofitting a thermal treatment facility, having at least the following steps: a) dividing a continuous furnace (2) into a first furnace (3) and a second furnace (4), b) arranging a temperature cont...
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WO/2021/222680A1 |
The present disclosure provides a shaft seal (100) for a screw conveyor. The shaft seal (100) includes a housing (112) that includes an outboard frame plate (116) and an inboard frame plate (114). The shaft seal (100) also includes an ou...
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WO/2021/219952A1 |
The invention relates to a facility 1 for melting a batch of raw materials, suitable for obtaining glass wool, glass textile yarns and/or flat glass, said facility comprising a melting chamber 2 equipped with at least one submerged burne...
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WO/2021/217474A1 |
Disclosed are a bidirectional atmosphere control process and a bidirectional atmosphere sintering furnace. The invention employs bidirectional atmosphere control, such that differences in size and performance of products in respective re...
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WO/2021/222505A1 |
A scrap submergence device for mixing molten metal in a furnace may include an upper structure, a shaft extending down from the upper structure, and an impeller at a lower end of the shaft. The impeller may include a plurality of blades ...
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WO/2021/220568A1 |
The purpose of the present invention is to provide a device for heat treating a granular carbon material, whereby a heat-treated granular carbon material can be uniformly cooled without reducing the output per unit time. A device for hea...
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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 ...
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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...
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WO/2021/214167A1 |
The invention relates to a method for supplying raw material to a sinter plant (20). In order to facilitate a sinter process with reduced consumption of fossil fuels, the invention provides that a mixed material (7, 8) is used to supply ...
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WO/2021/212250A1 |
Disclosed in the present invention is a triangular plasma melting furnace, comprising a reaction chamber which is provided with a bottom, side walls and a cover, a feeder and a melt leading-out device; the reaction chamber is triangular,...
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WO/2021/212694A1 |
The embodiments of the present disclosure provide a rotary kiln, relating to the technical field of rotary kilns. The rotary kiln comprises a rotary kiln housing, and a feeding port and a discharge port provided at two ends of the rotary...
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WO/2021/214784A1 |
Disclosed are systems and methods to produce magnetite from red mud using two-stage reactors (102-N). Each two-stage reactor (102-N) includes a lower section (104) and an upper section (106), which includes an electric furnace (110). The...
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WO/2021/209246A1 |
Embodiments according to the invention relate to a method (100), in particular for monitoring a mechanical stress acting on an inductive component (210). The method (100) comprises the step of detecting (110) one or more mechanical-stres...
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WO/2021/211214A1 |
Aspects of the present disclosure relate to apparatus, systems, and methods of measuring edge ring distance for thermal processing chambers. In one example, the distance measured is used to determine a center position shift of the edge r...
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WO/2021/211302A1 |
The present application provides a part-conveying apparatus for a sintering furnace, and the part-conveying apparatus comprises a conveying belt and a plurality of support bridges. The conveying belt is a meshed structure and has a conve...
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WO/2021/212146A1 |
A system, method, and apparatus for ameliorating deposits in selective catalytic reduction systems for the reduction of nitrogen oxide emissions in steam methane reformers. The system includes positioning a dual stage refractory particul...
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WO/2021/204579A1 |
A direct current plasma arc furnace (1) for melting and/or treating a material by production of electric arcs and providing a molten product, the furnace (1) comprising; a tank (10) comprising: a crucible (12) delimiting a chamber (11) c...
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WO/2021/204725A1 |
Method for calcination in an annular shaft furnace comprising a supply of material to be calcined at the top of an annular space (3) of the furnace into which the material descends, an introduction in (5) of first and in (6) of second co...
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WO/2021/205487A1 |
Embodiments concern a plant to produce metal products, and a corresponding management method. The plant comprises a production line (LP) which includes a plurality of operating units, each provided with respective hydraulic circuits (32)...
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WO/2021/206168A1 |
Provided is a C/C composite that, in environments that include a heating process and a cooling process, exhibits a long life and resists exercising a negative effect on surrounding equipment and workpiece quality. According to measurem...
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