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WO/2021/256927A1 |
The invention relates to a refractory anchor comprising an elongated mounting pin having a first end and a second end opposite to the first end seen in the longitudinal direction of the elongated mounting pin, wherein the first end of th...
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WO/2021/250032A1 |
The present invention relates to blast lances for gas blowing in metallurgical processes, the blast lance comprising a cylindrical lance core and a refractory casing, wherein the said refractory casing comprises n + 1 refractory tubular ...
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WO/2021/250305A1 |
Presented is a fluidizing nozzle (1) for introducing fluid into a fluidized bed reactor (2) and a fluidized bed reactor (2). The fluidizing nozzle comprises a nozzle tube (3) limiting at least a part of a feed channel (4) in which fluid ...
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WO/2021/250517A1 |
Direct flame furnace burner unit (100) for furnaces (200) for the thermo-chemical treatment of steel strips in continuous hot-dip galvanizing plants, comprising a burner provided with: - a combustion head (11) provided with a combustion ...
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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 ...
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WO/2021/250304A1 |
The disclosure relates to a plant for thermal treatment of solid material to decrease the content of heavy metal elements. The plant comprises one reactor for heating the solid material, which is arranged to have both an oxidizing atmosp...
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WO/2021/244103A1 |
A side-blown smelting furnace. The side-blown smelting furnace comprises: a furnace body (10), the furnace body (10) comprising a furnace top (110) and a furnace cavity (120); a partition wall (20), the partition wall (20) being arranged...
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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...
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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 ...
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WO/2021/244836A1 |
The invention relates to a cooler for cooling bulk material, in particular cement clinker, having a ventilation base (12) through which a cooling gas can flow for receiving bulk material and for transporting the bulk material in a convey...
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WO/2021/246831A1 |
The present invention comprises: a tube having a hollow and consisting of a ceramic material; an insulator surrounding the outer circumferential surface of the tube and consisting of a ceramic material; and flanges provided along both ed...
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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...
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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...
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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...
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WO/2021/245716A1 |
An apparatus for the thermal heating of steel products comprises inside it a path for feeding the steel items which extends between an entry end (11) and an exit end (12) of the steel items, means for feeding a fuel, means for feeding a ...
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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...
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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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