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Matches 1 - 50 out of 15,212

Document Document Title
WO/2018/188686A1
A rolling bearing produced by non-cutting processes, having an outer ring and/or inner ring which has a surface layer formed by means of at least one measure for diffusion of an element into regions close to the surface of the rolling be...  
WO/2018/181685A1
The purpose of the present invention is to reduce the time for manufacturing a steam-treated product such as a blued steel sheet by quickly cooling an object after steam treatment. A method for manufacturing the steam-treated product inv...  
WO/2018/177900A1
A piston ring that is pre-treated by grit blasting to a defined roughness, followed by PVD coating with a metal nitride to a thickness of at least 10µm, leaving peaks and valleys in the coated piston ring. The coated piston ring is then...  
WO/2018/181950A1
Provided is a surface-treated metal plate provided with a metal plate and a nickel-cobalt binary alloy layer formed on the metal plate, wherein the nickel-cobalt binary alloy layer is provided with an oxide coating film having a thicknes...  
WO/2018/181285A1
A machine component (10) according to one embodiment of the present invention, which is formed from a titanium alloy, is provided with an oxygen diffusion layer (10e) in the surfaces (10a, 10b, 10c, 10d). The nitrogen concentration in th...  
WO/2018/180169A1
Provided is a method for evaluating the quality of a water-vapor-treated product that makes it possible to simply evaluate the quality of an oxide film of a water-vapor-treated product such as a black-plated steel plate with a high degre...  
WO/2018/181926A1
Provided is a metal oxide film-including alloy member with which it is possible to form a film with a simple method at low cost, and with which it is possible to suppress the volatilization of Cr, which causes degradation in fuel cells, ...  
WO/2018/181140A1
A surface treatment method according to an embodiment of the present invention is provided with an oxygen immersion step for mixing oxygen in the surface of a member to form a solid solution by maintaining a heating temperature of the me...  
WO/2018/175483A1
The disclosure provides methods of making iron-based alloys, as well as resulting alloys. An iron-based alloy containing a small amount of nickel (e.g., 0.5 to 2.0 wt%) is annealed and machined. The alloy is sufficiently ductile to reduc...  
WO/2018/173588A1
Provided is a reduced pressure carburizing and nitriding treatment method provided with optimal conditions when reduced pressure carburizing treatment and nitriding treatment are carried out continuously and a mass production furnace is ...  
WO/2018/172859A1
Method for treating a surface by means of exposure to a nitrogen plasma jet at high pressure and high velocity. The method of the invention makes it possible to achieve a very high surface hardness, particularly in titanium articles, and...  
WO/2018/175526A1
In an embodiment, a method of hardening a surface of a substrate comprises directing a waterjet having a transition flow region, the waterjet comprising water and particles, at a surface of a substrate such that the waterjet impacts the ...  
WO/2018/172816A1
Method for treating a surface by means of exposure to a nitrogen plasma jet at high pressure and high velocity. The method of the invention makes it possible to achieve a very high surface hardness, in particular in titanium articles, an...  
WO/2018/169834A1
A process comprising: placing a boronizing powder composition in the interior of a metal pipe comprising a first end, a second end, an inside surface and an outside surface; heating the pipe in a vessel having an interior, to a temperatu...  
WO/2018/169850A1
A process comprising: - placing a boronizing powder composition in a metal pipe comprising a first end, a second end, an inside surface and an outside surface; - heating the pipe to form a borided layer on the inside surface, and spent b...  
WO/2018/169827A1
A powder boronizing composition comprising: a. 0.5 to 4.5 wt% of a boron source selected from B4C, amorphous boron, calcium hexaboride, borax or mixtures thereof; b. 45.5 to 88.5 wt% of a diluent selected from SiC, alumina or mixtures th...  
WO/2018/159840A1
Provided are a bearing component, a rolling bearing, and a bearing component manufacturing method, wherein the bearing component and the rolling bearing possess high enough abrasion resistances that allow satisfactory use thereof in an e...  
WO/2018/160195A1
There are provided processes and materials which extend the lifetime of a thermal barrier coating (14), and which reduce or eliminate the effects of molten contaminant attack (e.g., CMAS infiltration) to the thermal barrier coating (14)....  
WO/2018/158669A1
An anti-coking surface having a thickness up to 15 microns comprising from 15 to 50 wt. % of MnCr2O4; from 15 to 25 wt. % of Cr0.23Mn0.08Ni0.69, from 10 to 30 wt. % of Cr1.3Fe0.7O3, from 12 to 20 wt. % of Cr2O3,from 4 to 20 wt. % of CuFe...  
WO/2018/152998A1
A stainless steel and plastic combined piece comprising a stainless steel substrate (1). The stainless steel substrate is provided on the surface thereof with honeycomb pores (11). The stainless steel substrate is provided on the surface...  
WO/2018/149635A1
The invention relates to a method for producing a magnetic armature (36), in particular a magnetic armature (36) for a switching valve (15), comprising: applying a corrosion protection layer (46) onto a base material (44) of the magnetic...  
WO/2018/151321A1
In order to provide a nitride component having excellent fatigue strength, a composition is provided that has a prescribed component, comprises ferrite and pearlite, and wherein: ferrite grains having an aspect ratio, being the ratio bet...  
WO/2018/147087A1
This stainless steel plate substrate is characterized in that [(Cr+Fe) in non-metal forms/[(Cr+Fe) in metal forms], which is the ratio of the sum of Cr and Fe which are present in non-metal forms to the sum of Cr and Fe which are present...  
WO/2018/142487A1
The present invention improves rubbing fastness after a tone treatment has been performed on an article having a base material where at least the surface is composed of copper-zinc alloy. The present invention also provides a tone-treatm...  
WO/2018/138989A1
Provided are a metallic foil manufacturing method and a cathode for manufacturing a metallic foil with which a metallic film electrodeposited by electrolysis on an electrodeposition surface of a cathode can be easily peeled off and a dif...  
WO/2018/135518A1
The present invention relates to a method for manufacturing a black plated steel sheet by bringing a molten Al- and Mg-containing Zn-plated steel sheet into contact with water vapor in a sealed container, and provides a method for manufa...  
WO/2018/131993A1
The present invention describes a low-pressure carburisation method which, by means of a suitable mixture of gases, prevents the carbon residue from each process from impregnating the entire surface of the chambers in which the carburisa...  
WO/2018/129871A1
A stainless steel and plastic combined member, and a processing method therefor. The stainless steel and plastic combined member comprises a stainless steel substrate (1). Honeycomb pores (11) are formed on the surface of the stainless s...  
WO/2018/129872A1
A stainless steel and plastic combined member, and a processing method therefor. The stainless steel and plastic combined member comprises a stainless steel substrate (1). Honeycomb pores (11) are formed on the surface of the stainless s...  
WO/2018/130628A1
The invention relates to a method for treating the surface (110) of a hard metal body (112). The method has the following steps: a) providing a hard metal body (112), said hard metal body (112) comprising at least one carbide phase of a ...  
WO/2018/128160A1
The present invention relates to a titanium or titanium alloy member and a method for hardening the surface of the titanium or titanium alloy member. The titanium or titanium alloy member is provided with a titanium or titanium alloy bas...  
WO/2018/123690A1
Provided is a titanium material comprising: a matrix which comprises pure titanium or a titanium alloy; and a titanium oxide film formed on the matrix. The peak strength, obtained by thin-film X-ray diffraction analysis of a surface laye...  
WO/2018/122397A1
The invention relates to a metal ring (44) for use in a drive belt (3) for a continuously variable transmission, which metal ring (44) is made from a maraging steel alloy including 15 to 20 mass-% nickel, 4 to 18 mass-% cobalt, at least ...  
WO/2018/124380A1
The present invention relates to a vacuum heat treatment apparatus enabling an object to be inserted into or recovered from a heating chamber or a cooling chamber by means of a transferring means. The vacuum heat treatment apparatus comp...  
WO/2018/119769A1
A wood-grain stainless steel and a preparation method therefor. The preparation method comprises the following steps: connecting different grades of stainless steel sheets together by welding, and then cooling the welded stainless steel ...  
WO/2018/117346A1
Disclosed are: a gold-colored steel sheet capable of expressing a color without a stripping phenomenon of a modification layer; and a gold-colored steel sheet manufacturing method capable of forming a color modification layer through a n...  
WO/2018/117015A1
Provided is a non-thermal refined steel for nitrocarburizing that provides nitrocarburized parts having excellent bending fatigue strength and straightenability after nitrocarburizing treatment. This non-thermal refined steel for nitroca...  
WO/2018/117520A1
Embodiments of the present invention provide a technology for forming within a short time a coating having a high value-added appearance quality and excellent hardness on a surface of a steel sheet.  
WO/2018/107316A1
A heat treatment method for ultra-high-carbon bearing steel. The bearing steel comprises the components of: C: 1.5%-2.5%; Mn: 0.6%-1.2%; V: 0.01%-0.1%; B: 0.1%-1.0%; Be: 0.1%-0.24%; Ni: 0.2%-1.8%; Si: 1.2%-1.8...  
WO/2018/105693A1
In the present invention, a hydrocarbon gas is introduced into a treatment furnace in a high-temperature vacuum atmosphere in a treatment step. Carbon separated from the hydrocarbon gas forms a carburized layer on the surface of the meta...  
WO/2018/097280A1
This oxide coating film (170) is formed on the surface of a substrate (175) of a sintered body that is configured from an iron-based material, and comprises a first layer (171), a second layer (1729 and a third layer (173). The first lay...  
WO/2018/093146A1
The present invention relates to a method for coating an iron-based alloy and, more specifically, to a method for forming a chromium-based coating layer on a surface of an iron-based alloy by pack cementation, and a nitrocarburized layer...  
WO/2018/088070A1
The present invention provides: a tubular body used in high temperature atmospheres; and a method for stably forming a metal oxide layer to have a high surface area on the inner surface of the tubular body. This tubular body used in high...  
WO/2018/087281A1
The present invention relates to a method for fabricating large-area, monolayer sheets of a multi-elemental two-dimensional material having the general formula MmXn.  
WO/2018/088207A1
In order to provide a structural material of improved fatigue strength and abrasion resistance, the present invention provides an iron- and carbon-containing structural material comprising, from the center to the surface, a first layer f...  
WO/2018/088013A1
The purpose of the present invention is to provide new technology for applying a rust preventive oil composition on iron products coated with iron oxide. The rust preventive oil composition for iron products coated with iron oxide compri...  
WO/2018/086930A1
Method for the treatment of a workpiece (S) consisting of a high-alloy steel, wherein the workpiece (S) is heated in a vacuum environment to a first temperature (T1), wherein the first temperature (T1) is kept constant during a first hol...  
WO/2018/084091A1
The present invention improves the electroconductivity of an aluminum member. A surface film on an aluminum member contains aluminum oxide and/or aluminum hydroxide, and semiconductor parts formed in portions of the surface film at which...  
WO/2018/078844A1
This method for producing a steel member includes: a step for heating, in a carburizing atmosphere, a steel sheet so as to form a carburizing layer on the surface of the steel sheet, the steel sheet having a chemical composition containi...  
WO/2018/079986A1
The present invention relates to a method for manufacturing a main body of a grinding tool fixing member having: a cap (30) formed at the front thereof; a sleeve (40) and a coil spring (50) successively connected; and a main body (20) co...  

Matches 1 - 50 out of 15,212