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WO/2023/054924A1 |
The present invention relates to a soft nitriding method capable of improving wear resistance, fatigue resistance, and the like by diffusing nitrogen and carbon into a metal product, wherein the method comprises: a treatment gas introduc...
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WO/2023/053822A1 |
The present invention provides: an alloy steel which can maintain inherent hardness while exhibiting electrolytic corrosion resistance with respect to an adjacent metal product; an electrolytic corrosion-proof component obtained using sa...
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WO/2023/055274A1 |
A method and a device for induced formation of solid lubricant comprises providing (S10) of an article (10) to be processed. The article is exposed (S20) to a process fluid (34) comprising a solvent, impact media (20) and additives of so...
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WO/2023/055164A1 |
The present invention provides a carbon-coated steel material and a manufacturing method therefor, wherein the carbon-coated steel material has oxidation resistance, sour resistance, and hydrogen induced cracking resistance and can be fo...
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WO/2023/048169A1 |
This mechanical component (10) is made of steel and has surfaces (10a, 10b, 10c, 10d). The steel is quenched and tempered. The mechanical component comprises: a nitrided layer (11) on a surface; and a core section (12) which is at a fart...
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WO/2023/036251A1 |
Disclosed are a temperature-variable vacuum carburizing method for obtaining dispersedly distributed fine carbides, comprising a heating and insulating stage, a pulse carburizing stage, a temperature-variable stage and a quenching stage....
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WO/2023/021224A1 |
The present invention discloses a method for applying a protective layer on at least part of an exposed surface of a substrate, the method comprising activating a nitrogen comprising gas by means of an atmospheric pressure plasma dischar...
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WO/2023/013552A1 |
This invention addresses the problem of improving the retention of adhesive strength between the surface of a surface-treated copper material and resin component(s) bonded to said surface after being exposed to a high temperature environ...
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WO/2023/009695A1 |
A medical device that is at least partially formed of a metal material and a method for forming the medical device.
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WO/2023/001869A1 |
The invention relates to a component with a part (1) which is made of low-alloy steel and/or heat-treatable steel. The part (1) is at least partly coated with an aluminum diffusion layer (10), and an aluminum oxide layer (14) is applied ...
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WO/2023/287676A1 |
Metal powder is compacted in a die to produce a preform having a preselected porosity with the metal powder containing iron and having a plurality of particles having a preselected particle sizes. The preform is carburized to produce a h...
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WO/2023/279602A1 |
Provided in the present invention is a heat treatment method for boron steel, comprising the following steps: performing surface carburizing on the boron steel to obtain carburized boron steel; austenitizing the carburized boron steel to...
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WO/2023/275109A1 |
The invention relates to a metal component (1) which has a wear-protection coating, in particular a hydraulic valve component, the tribologically loaded surface (2) of which is at least partly provided with a wear-protection coating (4) ...
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WO/2023/274411A1 |
The present invention relates to a functionally graded cemented carbide, and a preparation method therefor and the use thereof. The cemented carbide consists of a core portion and a surface layer of a cemented carbide matrix, wherein the...
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WO/2022/256222A1 |
Soft magnetic materials, and related techniques for manufacturing such soft magnetic materials, are disclosed herein. Such magnetic materials can be based on iron nitride, iron oxynitride, iron boronitride and/or iron carbonitiride. The ...
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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/2022/231745A1 |
An example component (114, 120, 122, 130, 132, 134, 136) of a machine (100) includes a core layer (504) and an outer layer (502) encasing the core layer (504). The outer layer (502) has a greater carbon concentration and hardness than th...
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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/2022/230979A1 |
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/2022/224683A1 |
The purpose of the present invention is to provide a novel system for producing a composite copper member. The present invention provides a system having a first device for partially coating the surface of a copper member with a silane c...
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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/2022/215651A1 |
A vanadium silicon carbide film coated member comprising a substrate, a nitride layer formed on a surface of the substrate, and a vanadium silicon carbide film formed on the nitride layer and having a surface roughness Rzjis of 0.2-1.0 Î...
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WO/2022/215526A1 |
The present invention is provided with: a furnace atmosphere gas concentration detection device for detecting a hydrogen concentration or an ammonia concentration in a treatment furnace; a furnace nitriding potential calculation device f...
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WO/2022/210878A1 |
A nitriding treatment method for a steel member, said method provided with at least three stages of nitriding treatment steps, the first nitriding treatment step through third nitriding treatment step being applied at a temperature of 50...
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WO/2022/200261A1 |
The invention relates to a surgical or endoscopic instrument comprising at least one elongated element (28, 30; 128; 228, 230; 328) with a length between a first end and a second end and comprising a support piece (50, 52; 150, 152; 250,...
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WO/2022/196733A1 |
In this steel member, a steel sheet base material, which comprises, by mass%, 0.10 to 0.65% of C, 0.10 to 2.00% of Si, 0.30 to 3.00% of Mn, 0.050% or less of P, 0.0100% or less of S, 0.010% or less of N, 0.010% or less of O, 0 to 0.100% ...
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WO/2022/191754A1 |
43 Abstract Method for producing direct reduced metal material (106) in a continuous process, wherein hydrogen gas and inert gas is circulated in respective closed-loop first and second gas circuits via different respective gas connectio...
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WO/2022/184812A1 |
The present invention relates to a method of case hardening a Group IV metal or a Group IV metal alloy and to components hardened in the method. The method comprising the steps of: providing a workpiece of a Group IV metal or a Group IV ...
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WO/2022/176397A1 |
A sliding member which has a configuration wherein a surface layer is formed in the outer surface region of a base material. The surface layer comprises a nitrided layer that contains iron nitride having a nitrogen concentration of 5.9% ...
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WO/2022/176766A1 |
A tungsten wire according to one embodiment is formed of a W alloy that contains Re, while having a mixture in at least a part of the surface thereof; the mixture contains W, C and O as constituent elements; and if A (mm) is the cross-se...
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WO/2022/176984A1 |
This steel sheet for gas soft nitriding has a specific chemical composition and metal structure. When the sheet thickness is deemed to be t, the sheet width that is the width in the direction orthogonal to the rolling direction is deemed...
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WO/2022/176878A1 |
A nitriding method for a steel member that has at least two nitriding steps. The nitriding method for a steel member has: a first nitriding step in which a steel member is nitrided in a nitriding gas atmosphere that has a first nitriding...
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WO/2022/166127A1 |
The present invention relates to the technical field of hub mold production, and disclosed are an ion nitriding device for a vehicle wheel hub mold. The ion nitriding device comprises a bottom plate; a same nitriding box is fixedly conne...
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WO/2022/165093A1 |
A fastener for use in joining dissimilar materials manufactured by the process of producing the fastener with an external surface that forms an electrically insulating oxide layer when subjected to oxidation and, after manufacture and pr...
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WO/2022/154807A1 |
A heat treatment process for through hardening results in improved rolling contact fatigue (RCF) resistance. The method includes austenitizing a steel component, quenching the steel component to a first quench temperature below the marte...
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WO/2022/153169A1 |
Surface fluorination process of lithium metal using elemental fluorine. Thereby, a uniform surface layer of LiF free of impurities is formed over the entire surface of the Li metal. This highly reproducible treatment can also be carried ...
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WO/2022/154105A1 |
Provided is a method for carburizing a steel member that makes it possible to form a uniform carburized layer of a desired depth on the surface of a steel member in an extremely short processing time and enables easy removal of a carburi...
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WO/2022/152431A1 |
The invention relates to a method for processing a screw body, comprising a screw body providing step in which a screw body made of a hardenable steel is provided, a primary coating step, in which the screw body is coated with a primary ...
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WO/2022/134271A1 |
A method for producing a healthy, durable and environmentally friendly cooker comprising an iron cooker main body and a reaction layer on the surface of the cooker. The technical points comprise cleaning cooker products, putting same int...
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WO/2022/139421A1 |
The present disclosure relates to: a black color plated steel sheet having, on the surface, a beautiful pattern with a marble texture obtained by subjecting a plated steel sheet having spangles to a constant humidity heat treatment, wher...
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WO/2022/137036A1 |
The invention relates to a method for producing a titanium nitride coating on the surface of a titanium or titanium alloy substrate, comprising the following steps: a) immersing the titanium or titanium alloy substrate as an electrode in...
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WO/2022/129590A1 |
The present invention relates to a coating for forming tools to be used in a forming operation of a workpiece material, wherein the coating is deposited on a substrate surface and the coating comprises a lower layer (10) and an upper lay...
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WO/2022/126949A1 |
A method for nitriding a rare-earth magnet, comprising: 1) vacuumizing, adding a nitrogen source into a reactor filled with the rare-earth magnet, and performing three-stage heating treatment to obtain a semi-finished product, the heatin...
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WO/2022/123141A1 |
The present invention relates to a method for treating the surface of a titanium or titanium alloy metal reinforcement of a blade made of composite material, said method enabling selective removal of a bonding primer with respect to the ...
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WO/2022/107753A1 |
The present invention is a method for treating a metallic member using a treatment furnace, the method comprising a step for introducing an activation atmosphere gas into the treatment furnace, a step for heating the activation atmospher...
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WO/2022/101231A1 |
A prosthesis or implant device for use in joint or bone repair, or restoration of function, with improved surface hardness and depth of hardness and a process comprising treating a biocompatible alloy such that hardness and depth of hard...
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WO/2022/088702A1 |
An oxide layer-containing zirconium-niobium alloy ankle joint prosthetic system and a manufacturing method. The manufacturing method comprises the steps of: with zirconium-niobium alloy powder serving as a raw material, an intermediate p...
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WO/2022/088703A1 |
Disclosed in the present invention are an oxide layer-containing zirconium-niobium alloy partitioned trabecular bone single-compartment tibial plateau and a preparation method. The method comprises the steps of: zirconium-niobium alloy p...
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WO/2022/092210A1 |
This rolling member is made of a steel which has a contact surface and in which quenching had been performed. The rolling member is provided with a surface portion in a region up to a depth of 20 μm from the contact surface. Said steel ...
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