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WO/2023/234509A1 |
The present invention provides a hot stamping part, which comprises: a base material; a decarburized layer disposed on the surface of the base material; and an inner oxide layer disposed on the surface of the decarburized layer, wherein ...
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WO/2023/235282A1 |
Structures including a curved corrugated wall fabricated from a plurality of layers formed of one or more shaped strips and methods of forming the structures are described. A shaped strip used in the fabrication includes a variable profi...
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WO/2023/233980A1 |
Provided are a hot-rolled steel sheet and square steel tube having excellent strength and low-temperature toughness, methods for manufacturing these, and a building structure. The hot-rolled steel sheet has a prescribed composition, an...
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WO/2023/234501A1 |
According to one aspect of the present invention, provided is a hot stamping part comprising a steel sheet that includes: 0.26-0.40 wt% of carbon (C); 0.02-2.0 wt% of silicon (Si); 0.3-1.60 wt% of manganese (Mn); at most 0.03 wt% of phos...
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WO/2023/234702A1 |
The present invention relates to a non-quenched and non-tempered steel wire rod having improved machinability and toughness and to a method for manufacturing same, the non-quenched and non-tempered wire rod, according to the present inve...
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WO/2023/232160A1 |
Disclosed in the present invention is a fixture device for a punching machine. The fixture device comprises a workbench, and further comprises a fixing member, which is fixed at a top end of the workbench, wherein a support tube is fixed...
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WO/2023/229472A1 |
Container processing equipment, particularly for processing of food / beverage cans requires filling and sealing. A can seaming system may include interchangeable seaming chucks. A seaming system may be calibrated by sensing a relative p...
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WO/2023/228523A1 |
Provided is a pipeline steel that is a low-alloy steel; that exhibits a satisfactory corrosion resistance with respect to low-purity liquids that have performed the separation and recovery of thermal power plant exhaust gas and/or with r...
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WO/2023/228832A1 |
A hydrogen-permeable filter (1) comprises a tungsten mesh (2) that has been woven using multiple tungsten threads (10). For example, the coefficient of elongation of each of the multiple tungsten threads (10) is 5% or greater. For exampl...
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WO/2023/227609A1 |
The invention relates to a method for producing a screw foundation (1) for fastening elements in an underlying surface, in which method at least one first cylindrical tube (5) is provided to form a first initial shape and at least certai...
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WO/2023/227667A1 |
The present invention relates to a processing device (10) for cutting and punching flat material (FM), such as sheet metal, comprising: - a base (12) having a support table for the flat material (FM), wherein the base (12) defines a feed...
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WO/2023/227994A1 |
An apparatus (100) for making a Z-shaped profile on a sheet metal part (P) is described, comprising a first mould element (10) acting as punch, a second mould element (12) acting as die and a third mould element (14) acting as sheet pres...
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WO/2023/228460A1 |
A cold tandem rolling mill 1 (rolling mill) comprises a plurality of stands 3 to 6 for rolling a steel sheet 2 (material to be rolled). At least one stand 3 among the plurality of stands 3 to 6 comprises: at least one pair of work rolls ...
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WO/2023/228466A1 |
A meandering control method for a steel sheet according to the present invention comprises: a measurement step for measuring the amount of out-of-plane deformation of the steel sheet on the upstream side of a steering apparatus for chang...
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WO/2023/228783A1 |
Provided is a martensitic stainless steel material having high strength and excellent corrosion resistance in corrosive environments containing SOx or NOx. This martensitic stainless steel material satisfies the chemical composition desc...
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WO/2023/229554A1 |
The invention is a piston mold structure consisting of an upper mold that shapes the upper surface of the piston to be manufactured and a lower mold (K4) that shapes the lower surface and comprises the following: an upper mold outer mati...
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WO/2023/228471A1 |
The purpose of the present invention is to provide a metal strip that makes it possible to reduce sagging at a metal strip leading end and to contribute to improved productivity by only changing the method of threading work, without intr...
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WO/2023/227454A1 |
The invention relates to a method for producing a shaped sheet metal part comprising one first and one second zone having different material properties, such as a shaped sheet metal part.
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WO/2023/228784A1 |
Provided is a martensitic stainless steel material which has high strength and excellent corrosion resistance in a corrosive environment in which SOx and NOx are included. A martensitic stainless steel material according to the present d...
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WO/2023/229428A1 |
Disclosed are a non-quenched and tempered steel rod wire for hot forging with improved machinability and toughness and a method for manufacturing same. The non-quenched and tempered steel rod wire according to the present invention compr...
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WO/2023/229432A1 |
The present invention relates to a non-quenched and tempered steel rod wire with improved machinability and toughness, and a method for manufacturing same. The non-quenched and tempered steel rod wire according to the present invention c...
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WO/2023/228483A1 |
Provided are a roll grinder abnormal vibration predicting method and a roll grinder abnormal vibration predicting device capable of predicting abnormal vibration of a roll grinder corresponding to a natural frequency of an entire mechani...
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WO/2023/228223A1 |
The apparatus for machining elongate metal elements comprises a drawing device (5) for feeding at least one element (2) in a longitudinal direction (L) according to a feeding direction (A), a bending head (3) suitable to receive the elem...
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WO/2023/226278A1 |
A swingable residual shear, comprising a shear rack (10), one side of the shear rack (10) being provided with a shearing surface (11); a shear head (20), the shear head (20) being provided with a blade (21), the shear head (20) being rot...
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WO/2023/229593A1 |
An illustrative example embodiment of of a fastener includes a pin having a head and a tail opposite the head. The tail includes a first crest, a second crest and a groove between the first and second crests. The first crest includes a s...
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WO/2023/229025A1 |
Provided is a hot-pressing device (1000) that comprises a punch (1200), a die (1300), and a die pad (1100) and is characterized in that there is a groove (1220) in a top surface (1210) of the punch (1200), the angle formed between a wall...
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WO/2023/222546A1 |
The invention relates to a method for providing inserts (1) for support rolls and/or work rolls of a roll stand, which are required during roll changes. In order to simplify the logistics of changing the rolls of a roll stand and in part...
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WO/2023/223368A1 |
The apparatus for machining elongate metal elements comprises at least one drawing device (5) for feeding at least one element (2) in a longitudinal direction (L) according to a feeding direction (A), a first operating station (7) along ...
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WO/2023/222158A1 |
The invention relates to a structured sheet-metal profile (10) for a load-bearing structure, in particular for a boat hull, the structured sheet-metal profile comprising: - a profiled metal sheet (18), which is bent at bend lines (17) an...
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WO/2023/221077A1 |
Provided in the present application are a necking method, a necking device and a battery manufacturing apparatus. The necking method is used for forming a necking part at a shell, and the shell is provided with an opening end. The neckin...
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WO/2023/222151A1 |
The present invention relates to a computer-implemented method for determining a rolling contact between a rolling element (2), which has a rolling element surface (5), and a smoothed surface (3). In a first step (S1), a smoothed surface...
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WO/2023/224122A1 |
[Problem] The present invention addresses the problem of ameliorating both low heating rate of a layered part and heating rate difference between the layered part and a single sheet part in cases where an Al plated steel sheet is used as...
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WO/2023/224123A1 |
[Problem] The present invention addresses the problem of ameliorating both low heating rate of a layered part and heating of a single sheet part for an excessive amount of time in cases where an Al plated steel sheet is used as a base ma...
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WO/2023/221717A1 |
A side punching device for a photovoltaic frame profile cavity, comprising: a motion driving device (1), a punching female die (2), a punch driving device, and a punch (3); the motion driving device is in transmission connection with the...
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WO/2023/223285A1 |
The present invention relates a method of manufacturing a hair cutting device with an outer metal shell, comprising the steps of forming the outer metal shell into a desired shape and mounting functional components for performing or help...
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WO/2023/221076A1 |
Disclosed in the present application are a necking and flanging roller and a necking and flanging mechanism. The necking and flanging roller is used for forming a necking portion and a flanging portion on a housing, and comprises: a roll...
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WO/2023/221268A1 |
The present application provides a necking and flanging device and battery manufacturing equipment. The necking and flanging device comprises: an inner mold; a necking member provided around the inner mold, movable in a radial direction ...
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WO/2023/223805A1 |
Provided is a method for manufacturing a metallic member having excellent corrosion resistance on a cut end surface thereof. This method for manufacturing a metallic member is a method for manufacturing a metallic member by punching, wit...
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WO/2023/222942A1 |
The invention relates to a method and device for making a T-branch for a pipe by joining the shaped end of the branch pipe with internal welding to the edges of a hole in the main pipe. The hole in the main pipe (T) and the arcs correspo...
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WO/2023/223288A1 |
The present invention relates to a personal care device such as an electric hair cutter like shaver or toothbrush, and to a method of manufacturing such personal care device. More particularly, the personal care device comprises a handle...
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WO/2023/222442A1 |
The invention relates to a method for connecting a hot formed steel article to a steel object. According to the invention, the method comprising the following steps: - Providing a zinc or zinc alloy coated medium manganese steel blank; -...
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WO/2023/223286A1 |
The present invention relates to a personal care device such as an electric hair cutter like shaver or toothbrush, and to a method of manufacturing such personal care device. More particularly, the personal care device comprises a handle...
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WO/2023/222335A1 |
The invention relates to a tool head (1) for manufacturing a separation disc (2), the tool head (1) comprises: a ball element (4) configured to bear on a work piece (6) to form the separation disc (2) on a rotating mandrel (7); and a hol...
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WO/2023/222897A1 |
A method of producing a die or a die material for extrusion of aluminum profiles, comprising the steps of: providing a first powder, which is a steel powder having the following composition in weight%: C < 1.2; Co 6.0 – 15; Mo 5.0 – ...
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WO/2023/218619A1 |
According to the present invention, a rolling productivity improvement assistance device for a plant that rolls an iron/non-iron material comprises a data collection unit that collects plant data that includes a production plan, producti...
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WO/2023/217600A1 |
During a dividing method to divide up a remaining grid (18) created as a processing product during the separation of a flat workpiece (2), more particularly a sheet, an incomplete separation joint (20) having a course along a separation ...
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WO/2023/217339A1 |
The present invention relates to a method (100) of determining a wall thickness reduction, %WR (20) of a pipe (2) fixed in a pipe sheet hole (4) in a pipe sheet (6) by expansion. The method comprises an act of receiving initial inner dia...
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WO/2023/219133A1 |
Provided is a finless heat exchanger having side plates to which a refrigerant tube is mechanically affixed. The finless heat exchanger comprises a refrigerant tube 20 which extends in a meandering manner and which includes bent tube por...
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WO/2023/217672A1 |
Said forming plant (10) is configured to form polar plates in series from a strip (12) and comprises three presses, each of which comprises an actuating device (28) moving a slide in a reciprocating vertical movement and which include: -...
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WO/2023/217636A1 |
Production line for processing flat format parts (1) to shape final parts, the production line comprising a press (2), the press (2) including a first surface onto which the each of the flat format part (1) is to be placed in a theoretic...
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