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WO/2022/262144A1 |
The present invention provides a preparation method for an annealing separating agent, an annealing separating agent, and a directional electromagnetic steel plate. The annealing separating agent obtained with the method is high in purit...
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WO/2022/264951A1 |
The present invention addresses the problem of providing a heat-treatment oil composition which contains one or more sulfur compounds and which has excellent storage stability and enables metallic materials having undergone heat treatmen...
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WO/2022/265639A1 |
A steel alloy with unique and superior combinations of properties such as elevated temperature strength, oxidation resistance, thermal conductivity and wear resistance. Disclosed embodiments comprise or substantially consist of: C in an ...
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WO/2022/258376A1 |
The invention relates to a method for producing a microalloyed steel, to a microalloyed steel, and to a combined casting/rolling installation. The combined casting/rolling installation (10) has a strand casting machine (15) with a mold (...
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WO/2022/258457A1 |
The invention concerns a method to make an aluminium alloy sheet product wherein successively, a slab is cast of an aluminium alloy comprising, by weight % Mn: 0.9 –1.2, Fe: 0.5 – 0.8, Si: 0.05 – 0.25, Cu: 0.06 – 0.20, Ti: ≤ 0....
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WO/2022/257902A1 |
Provided are a manufacturing method for a hot-dip galvanized steel plate, and the hot-dip galvanized steel plate. The method comprises: hot rolling a slab into a steel plate, and pickling and cold rolling after coiling; performing contin...
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WO/2022/259584A1 |
This quenching device comprises: a rotating base 36 that, upon soaking a workpiece holding member H that holds a heated workpiece W in a cooling liquid X accommodated in a cooling liquid tank provided below a quenching chamber 11 using a...
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WO/2022/218831A9 |
The invention relates to a method for the heat treatment of metal workpieces, in particular transmission components, in which carburized metal workpieces are introduced into a means for heating workpieces and are heated therein, wherein ...
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WO/2022/218832A9 |
The invention relates to a control device and a method for controlling a process for the thermal treatment of metal workpieces by means of a hardening furnace, which comprises a heating portion for heating workpieces and a discharging po...
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WO/2022/218829A9 |
The invention relates to a method for the heat treatment of metal workpieces (WB), in particular transmission components, wherein preferably carburized metal workpieces (WB) are introduced into a means (TK) for heating workpieces and are...
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WO/2022/218830A9 |
The invention relates to a device for the heat treatment of metal workpieces, in particular transmission components. The device according to the invention comprises at least one means (TK) for heating workpieces (WP). The device also com...
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WO/2022/253912A1 |
The invention relates to a hot-formed steel part having a composition consisting of 0.22%≤C≤0.35%, 0.50%≤Mn≤1.70%; 0.50%≤Cr≤1.70%; traces≤Mo≤0.15%; traces≤Si≤0.40%; traces≤Ni≤0.50%; traces≤Cu≤0.50%; traces≤V...
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WO/2022/255727A1 |
Disclosed are a wire rod and a steel wire for a spring, a spring with improved strength and fatigue limit, and a method for manufacturing same. The disclosed wire rod for a spring with improved strength and fatigue limit, according to on...
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WO/2022/253489A1 |
The present invention relates to a heat treatment unit, in particular a cooling cowl, comprising a chamber with an inlet opening through which a gaseous cooling medium can be fed to the chamber and a slit-shaped outlet opening through wh...
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WO/2022/247364A1 |
Disclosed in the present invention is a method for preparing a nano microporous structure aluminum electrode foil for automotive electronics, the method comprising two parts of corrosion and formation. The corrosion process comprises the...
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WO/2022/250091A1 |
This automobile body is for use on public roads, has excellent collision safety, and comprises at least: a steel material including a steel plate having a tensile strength of 1,180 MPa or more; a non-iron metal material; and a resin mate...
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WO/2022/247815A1 |
Disclosed in the present invention are a hot-formed steel having a blue or light blue aluminum alloy plating layer, a hot forming process, and a hot-formed part. A thermal treatment method comprises the following steps: performing optica...
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WO/2022/243461A1 |
Method for manufacturing a high strength steel plate and high strength steel plate The present invention relates to a method for manufacturing a high strength steel plate, comprising the step of providing a hot-rolled steel plate, the st...
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WO/2022/242859A1 |
The present invention relates to a method for manufacturing a high strength steel plate, comprising the steps of providing a hot-rolled steel plate, heating (10) the steel plate to an austenitisation temperature range, quenching (12) the...
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WO/2022/243397A1 |
The invention relates to a flat steel product for hot forming composed of a steel substrate (13) composed of a steel comprising 0.1-3% by weight of Mn and optionally up to 0.01% by weight of B and an Al-based protective coating (15) appl...
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WO/2022/242514A1 |
Disclosed in the present invention is a continuous line annealing and pickling production method for an iron-chromium-aluminum cold-rolled coil, comprising: (1) welding two adjacent iron-chromium-aluminum cold-rolled coils to obtain a st...
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WO/2022/242793A1 |
The invention relates to a method for producing a rolling element bearing component (1), wherein: the rolling element bearing component (1) is formed from a rolling element bearing steel of the type 100CrMnSi6-4 or 100Cr6; in order to fo...
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WO/2022/243000A1 |
:A stainless steel wire is provided. The stainless steel wire has a tensile strength of more than 1950MPa, and the stainless steel wire has an arc height of less than 60 mm/m. The invention stainless steel wire has a higher tensile stren...
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WO/2022/239758A1 |
This hot stamped molded body has a metallographic structure having a prescribed chemical composition, the average grain size of old austenite grains being 5-25 μm, and the standard deviation of the grain size of the old austenite grains...
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WO/2022/239866A1 |
The present invention provides a steel sheet for hot stamping that has a prescribed chemical composition, in which: when the Mo content of the steel sheet is measured, by line analysis using EPMA, in a range of 0.05 mm in the thickness d...
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WO/2022/237263A1 |
Bainite cast steel for a semi-autogenous grinding mill, a preparation method therefor, and a bainite cast steel liner of the semi-autogenous grinding mill, which relate to the technical field of wear-resistant steel. The bainite cast ste...
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WO/2022/239945A1 |
A method for manufacturing a copper composite structure is disclosed. The method for manufacturing a copper composite structure comprises a first step of manufacturing a copper rod structure, and a second step of annealing the copper rod...
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WO/2022/239731A1 |
This steel sheet for hot stamping has a prescribed chemical composition, and has a metal structure in which Sα+SGB, which is the sum of the area percentage Sα of ferrite and the area percentage SGB of granular bainite, is greater than ...
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WO/2022/236971A1 |
Disclosed in the present invention is a quenching apparatus and method for a bottle-type container for a thick-wall station. The wall thickness of the bottle-type container for a quenched object is 40-50 mm. The apparatus consists of a d...
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WO/2022/234414A1 |
A steel sheet made of a steel having a composition comprising, C : 0.3 - 0.4 %, Mn : 0.5 - 1.0 %, Si : 0.4 - 0.8 %, Cr : 0.1 - 1.0 %, Mo : 0.1 - 0.5 %, Nb : 0.01 - 0.1 %, Al : 0.01 - 0.1 %, Ti: 0.008 - 0.03 %, B: 0.0005 - 0.003 %, P ≤ ...
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WO/2022/234413A1 |
A steel sheet made of a steel having a composition comprising, C : 0.3 - 0.4 %, Mn : 0.5 - 1.0 %, Si : 0.4 - 0.8 %, Cr : 0.1 - 1.0 %, Mo : 0.1 - 0.5 %, Nb : 0.01 - 0.1 %, Al : 0.01 - 0.1 %, Ti: 0.008 - 0.03 %, B: 0.0005 - 0.003 %, P ≤ ...
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WO/2022/234701A1 |
The present invention provides: a method for controlling the dew point of a continuous annealing furnace, the method being capable of controlling the dew point within the furnace in a short time; a continuous annealing method for steel s...
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WO/2022/234320A1 |
A steel sheet made of a steel having a composition comprising, C : 0.3 - 0.4 %, Mn : 0.5 - 1.0 %, Si : 0.4 - 0.8 %, Cr : 0.1 - 1.0 %, Mo : 0.1 - 0.5 %, Nb : 0.01 - 0.1 %, Al : 0.01 - 0.1 %, Ti: 0.008 - 0.03 %, B: 0.0005 - 0.003 %, P ≤ ...
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WO/2022/234319A1 |
A steel sheet made of a steel having a composition comprising, C : 0.3 - 0.4 %, Mn : 0.5 - 1.0 %, Si : 0.4 - 0.8 %, Cr : 0.1 - 1.0 %, Mo : 0.1 - 0.5 %, Nb : 0.01 - 0.1 %, Al : 0.01 - 0.1 %, Ti: 0.008 - 0.03 %, B: 0.0005 - 0.003 %, P ≤ ...
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WO/2022/234220A1 |
The invention relates to a method for forging a part from a maraging steel ingot, characterized in that said method, further to conventional forging steps, comprises a recrystallizing step selected from: - a step of recrystallizing by he...
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WO/2022/230771A1 |
This rolling bearing (100) comprises multiple balls (30) and two race members (10, 20). The balls and the race members each have a contact surface. The balls and/or the raceway members have a surface layer part (50) formed in a region up...
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WO/2022/227160A1 |
Disclosed is a gear steel bar with controlled rolling and high-temperature tempering. The gear steel bar comprises the following components in percentage by weight: 0.15-0.25 % of C, 1.00-1.50 % of Mn, less than or equal to 0.35 % of Si,...
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WO/2022/230937A1 |
This reprocessed component (100) is provided with a carburized layer (10) on the surface thereof, and has, in the carburized layer (10), three layers including a first cured layer (1), a second cured layer (2), and a third cured layer (3...
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WO/2022/229540A1 |
The invention relates to a system (10) for work-hardening a surface of a metal part comprising: a support for the metal part; an articulated robotic arm (14) carrying a device (16) for work-hardening the metal part; a device (20) for mea...
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WO/2022/230979A1 |
Provided is a rolling bearing that exhibits an improved resistance to hydrogen embrittlement. The rolling bearing is provided with a bearing component. The bearing component is made of steel and has a surface layer region, which is the r...
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WO/2022/232340A1 |
A method for low-temperature interstitial case formation on a self-passivating metal workpiece includes exposing the workpiece in a heated gaseous environment comprising oxygen to pyrolysis products of a nonpolymeric reagent comprising n...
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WO/2022/230317A1 |
Provided are: a soft magnetic iron alloy plate exhibiting a higher saturation magnetic flux density than an electromagnetic pure iron plate without excessively increasing the iron loss; a method for manufacturing said soft magnetic iron ...
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WO/2022/231509A1 |
Embodiments relate to systems and methods for producing magnetic material. The method includes providing a mixture of alloys. The composition of alloy are not particularly limited. The method includes melting the mixture of alloys to arr...
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WO/2022/227396A1 |
Disclosed are an efficiently welded bridge steel and a fabrication method therefor, which relate to the technical field of iron and steel production. The efficiently welded bridge steel comprises the following chemical components in mass...
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WO/2022/222294A1 |
Disclosed in the present invention are a high-toughness quasi-sub-temperature quenched 09MnNiDR container steel and a preparation method therefor, which relate to the technical field of steel production. The high-toughness quasi-sub-temp...
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WO/2022/224849A1 |
In the present invention, through use of a steel material for carbonitriding containing C, Si, Mn, P, S, Cu, Ni, Cr, Mo, Al, and N, the remainder comprising Fe and unavoidable impurities, and whereby, by carbonitriding of the steel mater...
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WO/2022/219853A1 |
The material of an oil ring wire 2 is an alloy steel. The alloy steel contains 0.50-0.65 mass% of C, 1.60-2.30 mass% of Si, 0.60-1.10 mass% of Mn, 0.75-1.15 mass% of Cr, 0.18-0.45 mass% of Ni, 0.05-0.15 mass% of V, and 0.15 mass% or less...
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WO/2022/218469A1 |
The invention relates to a method for producing a harmonic drive component (1) which is made of a precipitation-hardening steel. The method has the steps of: - providing a blank which has the composition of 0.01 to 0.35 wt.% of carbon, m...
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WO/2022/220238A1 |
The present invention provides a heat-treated steel material which has both excellent tensile strength and excellent toughness. A heat-treated steel material which contains, in mass%, 0.38 to 1.05% of C, 0.0 to 1.0% of Mn, 0.0 to 0.50% o...
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WO/2022/220281A1 |
Provided is a drawn wire material obtained by drawing a heat-treated steel material comprising: 0.38-1.05 mass% of C; 0.0-1.0 mass% of Mn; 0.0-0.50 mass% of Cr; and 0.0-1.5 mass% of Si, with the balance being Fe and unavoidable impuritie...
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