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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...
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WO/2021/147210A1 |
Provided are a dynamic sealing structure and a rotary kiln apparatus, belonging to the technical field of sealing. The dynamic sealing structure comprises a kiln tail, a discharging cover, a sealing mechanism, a guiding mechanism and a b...
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WO/2021/146769A1 |
An apparatus for mixing a metallic melt containing non-metallic particles, the apparatus comprising: a vessel for containing the metallic melt, the vessel including a sidewall and a bottom; and an impeller including: a rotor configured f...
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WO/2021/148600A1 |
Disclosed is a method for volume heat treatment of a part (2) having an outer surface (22) delimiting its volume, the method comprising the following steps: a. providing a laser source (3); b. providing the part (2); c. providing support...
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WO/2021/148266A1 |
The present invention relates to a device for the production of cement clinker, said device comprising a preheater (50), a calciner (60) and a cooler (70). Said device also comprises a feed for cement raw material, characterized in that ...
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WO/2021/144088A1 |
The invention relates to a sliding closure (10) for a metallurgical vessel comprising a tapping hole (1) for draining metal melt or slag, said sliding closure being provided with a slider housing (3) that can be secured to the vessel (2)...
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WO/2021/144451A1 |
A curing oven (1) for curing a mineral wool web (2), the curing oven comprising an air permeable conveyor (3) for advancing the mineral wool web (2) through a substantially closed cabinet (4) from a mineral wool web inlet (5) provided at...
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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 ...
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WO/2021/145168A1 |
Provided is an image generating method for generating a vivid monochrome image of a high-temperature subject. The image generating method includes: a step in which a light reducing filter, an infrared cut filter, and a color camera are u...
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WO/2021/145398A1 |
An object is to provide a method capable of efficiently removing Zn from an Al alloy melt obtained from scrap or the like. The present invention provides a metal purifying method for purifying an aluminum alloy melt by removing a specifi...
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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) ...
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WO/2021/141704A1 |
Disclosed is an apparatus and methods for sintering particulate to make a workpiece.
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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...
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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...
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WO/2021/140774A1 |
A firing setter (100) is made of ceramics, and comprises: a pair of flat plate parts (2) spaced apart from and facing each other; and a corrugated part (4) connecting the flat plate parts (2) and dividing a space between the flat plate p...
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WO/2021/140214A1 |
The present invention concerns a lance composed of a top lance (1t) and of a sublance (2) coupled to the top lance (1t), which forms a shoulder (1s) between the top lance and the sublance. The sublance (2) of the present invention is pro...
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WO/2021/136182A1 |
Disclosed is an automatic oxygen-free lead discharge control device for a lead smelting furnace. A lead output controller (1) of the automatic oxygen-free lead discharge control device is mounted at a position, close to a lead discharge ...
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WO/2021/135005A1 |
A system for automatic feeding and discharging of an oven (3), comprising: a pressing apparatus (1), an automatic discharging belt (2), the oven (3), an automatic feeding roller (4), an automatic material taking claw (5), an automatic fe...
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WO/2021/130791A1 |
Some embodiments described here concern a method for melting metal material (M) in an electric arc furnace (11), which comprises a step of loading solid metal material (M) into the electric furnace (11), a step of powering the electric f...
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WO/2021/131350A1 |
Provided are a thermal treatment device of carbon material granules and a method therefor which are capable of thermally treating carbon material granules continuously for a long period of time and uniformly at high temperatures without ...
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WO/2021/132350A1 |
The present invention provides a nickel-base alloy with outstanding corrosion resistance and mechanical strength at high temperatures, a heat-resistant and corrosion-resistant component, and a component for a heat-treatment furnace. Th...
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WO/2021/130845A1 |
The present invention includes: a furnace chamber (12) that is formed so as to penetrate from the inlet (12a) to the outlet (12b) of a sintering furnace (10); a roller (13) that conveys an object to be sintered from the inlet (12a) to th...
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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...
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WO/2021/127714A1 |
The invention relates to a sintering furnace (1) for sintering dental workpieces (2), wherein the sintering furnace (1) has a heating element (3) with a receiving space (4) for receiving the workpiece (2) during sintering. The receiving ...
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WO/2021/130795A1 |
Apparatus for the production of metal comprising a furnace (11) for melting metal provided with a crucible (12) inside which a metal charge is melted. The furnace (11) is provided with means (14) for tapping a liquid metal disposed on th...
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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...
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WO/2021/123225A1 |
The present invention relates to a process for forming a metal component (20), the process comprising the steps of heating a metal blank (20) coated with a protective layer; cooling said metal blank (20) in a confined space (14), said co...
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WO/2021/125629A1 |
An apparatus for calcining a secondary battery cathode material comprises: a calcination furnace including an inner space that includes a temperature rising space, a temperature maintaining space, and a cooling space, which sequentially ...
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WO/2021/121663A1 |
Method for heating a furnace (100, 600) with a longitudinal direction (D) and a cross plane (C) which is perpendicular to the longitudinal direction (D), which furnace (100, 600) is arranged with at least one heating zone (120,130,140) w...
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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...
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WO/2021/122518A1 |
The present invention relates to kiln furniture kits for supporting ceramic products, such as for example sanitary ware, during high temperature processes in a kiln. The invention further relates to rolling element holders as part of the...
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WO/2021/127544A1 |
A temperature sensor including a sapphire optical fiber and a nanoporous cladding layer covering at least a portion of the sapphire optical fiber.
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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...
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WO/2021/123501A1 |
The invention relates to a smelt spout of a recovery boiler for directing hot smelt material out from the inner part of the boiler. The smelt spout comprises as separate parts a body (2) and a replaceable wear part, i.e. an insert (6), c...
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WO/2021/123133A1 |
The invention relates to a cooling plate (1) for a metallurgical furnace, comprising a cooling plate body (10) having with a front face (11) for facing the inside of the metallurgical furnace, an opposite rear face (12) and at least one ...
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WO/2021/120801A1 |
A microwave and gas-fired hybrid heating roller kiln, a roller kiln body (100) thereof comprising a first heating section (110) and a second heating section (120) connected in sequence, where a gas-fired heating apparatus is provided in ...
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WO/2021/125628A1 |
A vertical-type baking apparatus of a positive electrode material for a secondary battery, for vertically moving and baking the positive electrode material for a secondary battery, comprises: a vertical-type baking furnace including an a...
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WO/2021/125601A1 |
The present invention relates to: a radiant tube apparatus disposed in a heat treatment facility and carrying out heat treatment of a strip; and a method for manufacturing same. The radiant tube apparatus of the present invention compris...
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WO/2021/120399A1 |
Disclosed is a molten ceramic sand preparation system comprising a melting furnace, wherein one side of the melting furnace is provided with a blowing pipe used for blowing materials; and the molten ceramic sand preparation system furthe...
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WO/2021/122807A1 |
The invention relates to the field of metallurgical equipment, specifically metallurgical vessels for liquid metal and liquid slag. The problem addressed by the invention is to ensure safe decanting of liquid metal (14) from a metallurgi...
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WO/2021/121680A1 |
The invention relates to a pipe, more particularly a catalytic converter lance, comprising a pipe body made from stainless steel, wherein the pipe body is divided into two sections in the longitudinal direction, wherein one of the sectio...
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WO/2021/123212A1 |
The present invention relates to a process for cooling a metal component (20), the process comprising the step of cooling said component (20) in a confined space (14), said cooling involving cooling by means of a gas, the gas being coole...
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WO/2021/116169A1 |
Radiant element (1) for heating an oven (200), comprising: - a first end (7); - a second free end (8); - a radiant structure (2) between the first end (7) and the second end (8); - a pipe (5) for supplying power to the inside of the radi...
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WO/2021/116969A1 |
The invention relates to a melting furnace (2), in particular an electric arc furnace, for the production of steel or cast iron via melting metal loads (28), in particular of direct reduced iron and/or scrap (28), comprising: a bottom (4...
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WO/2021/117618A1 |
This melted glass transport device includes: walls that include a refractory material and a metal layer that is disposed on the inner side of the refractory material at a surface of the walls that contacts melted glass, the walls guiding...
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WO/2021/117525A1 |
Provided is a drying device capable of rapidly drying ink printed on a base material (sheet, etc.) regardless of the speed at which the base material is conveyed. A drying device (3), that continuously conveys a sheet (S) while sequentia...
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WO/2021/115508A1 |
The invention relates to a cross-field induction heating device for the induction heating of metal strip in a rolling mill. The device has a top inductor and a bottom inductor between which the metal strip to be heated is arranged. Each ...
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WO/2021/117442A1 |
The present disclosure pertains to a mesh-belt-type continuous sintering furnace with which it is possible to manufacture a sintered body having exceptional surface properties and in which a mesh belt has a long service life. The mesh-...
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WO/2021/116350A1 |
The invention relates to a device and a method by which the process control, in particular temperature control, of a metal product passed through along a single running-through line is flexibly influenced by means of at least two adjacen...
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WO/2021/116170A1 |
The present invention relates to a tower structure (12) of a pre-heating tower of a plant for thermally processing minerals, comprising a plurality of support beams (16), which extend vertically and mutually parallel and are interconnect...
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