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Matches 1 - 50 out of 15,129

Document Document Title
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...  
WO/2018/071175A1
A track pin (80, 180) for a track chain assembly (16) includes a body (120, 220) made from a steel alloy. The steel alloy has a composition comprising iron, a nitride-forming element, and silicon. The composition of the steel alloy compr...  
WO/2018/069669A1
An apparatus (100) for manufacturing a stress relieved length of steel having an oxidised surface layer is disclosed. The apparatus (100) comprises: a heating chamber (102); a reaction chamber (104) coupled to the heating chamber (102); ...  
WO/2018/066667A1
This nitrided component exhibits excellent rotating bending fatigue strength in addition to bending/straightening properties, and is characterized in that: a steel material having a prescribed chemical composition is used as the material...  
WO/2018/066666A1
This nitrided component exhibits excellent rotating bending fatigue strength in addition to surface fatigue strength, and is characterized in that: a steel material having a prescribed chemical composition is used as the material therefo...  
WO/2018/062290A1
Provided is a continuous nitriding treatment furnace, wherein: the continuous nitriding treatment furnace is provided with a nitriding chamber, a heater, a first nitriding zone, and a second nitriding zone that is at a temperature 25-150...  
WO/2018/047934A1
A method for manufacturing a ferritic stainless steel product has the steps of forming a carburized layer (21) on a ferritic stainless steel article (2) to be processed, and after forming the carburized layer, heating the article to be p...  
WO/2018/040290A1
Disclosed is a gear carburizing and quenching process. The gear carburizing and quenching technique comprises the steps that a machined gear is placed in a heat treatment furnace for heating, when the temperature rises to 920+/-5°C and ...  
WO/2018/029255A1
The invention relates to a method for hardening a rolling-element raceway (1) of a rolling-element bearing ring (2), wherein in the first step the rolling-element bearing ring (2) having a rolling-element raceway (1) is provided, wherein...  
WO/2018/012636A1
In this steel material for a CVT sheave, Fn1 defined by equation (1) satisfies the expression 13.9 ≤ Fn1 ≤ 15.5, and Fn2 defined by equation (2) satisfies the expression 1.20 ≤ Fn2 ≤ 4.35. (1): Fn1 = 7 × Cr – 6 × Si + 4 × Mn...  
WO/2018/012798A1
The present invention provides a grain refiner for a magnesium alloy, which has a structure wherein SiC is dispersed in an aluminum matrix, and a method for preparing the grain refiner for a magnesium alloy, comprising a molding step in ...  
WO/2018/004280A1
The prevent invention provides a copper oxide thin film structure using a flawless single crystal copper thin film, and a manufacturing method therefor, and is technically characterized by comprising: a transparent substrate; a first cop...  
WO/2018/003887A1
An austenitic alloy material which is provided, in at least a part of the surface of a base material, with a coating film that has a thickness of 0.1-50 μm and contains chromium oxide. The coating film has a chemical composition that co...  
WO/2018/005868A1
An apparatus has a cathode target with a cathode target outer perimeter. An inner magnetic array with an inner magnetic array inner perimeter is at the cathode target outer perimeter. An outer magnetic array has an outer magnetic array o...  
WO/2018/003941A1
Provided are: a ferritic heat transfer member (4) having excellent heat transfer characteristics and water vapor oxidation resistance; and a ferritic heat-resistant steel (1) which enables the achievement of the ferritic heat transfer me...  
WO/2017/223558A1
A method for selectively removing an aluminum-silicon coating fired on a surface of a metallic structure is described. The method includes the step of contacting the coating with molten potassium hydroxide (KOH), under conditions suffici...  
WO/2017/216500A1
The present invention relates to a case-hardenable and/or nitridable steel composition comprising, in percentages by weight of the total composition: carbon: 0.05-0.40, preferably 0.10-0.30; chromium: 2.50-5.00, preferably 3.00-4.50; mol...  
WO/2017/207909A1
The invention relates to a method of chromating a component comprising an aluminium-based alloy and comprising the steps of supplying the component comprising, on at least one surface of the component, an aluminium oxide-based layer, imm...  
WO/2017/207794A1
The present invention relates to a case hardened component of a titanium alloy, the component having a diffusion zone of a thickness of at least 50 μιτι, as calculated from the surface of the component, the diffusion zone comprising ...  
WO/2017/210263A1
Embodiments disclosed herein generally related to system for forming a semiconductor structure. The processing chamber includes a chamber body, a substrate support device, a quartz envelope, one or more heating devices, a gas injection a...  
WO/2017/209180A1
The present application provides case-hardened steel suitable as a raw material for manufacturing mechanical structure components that have high rotary bending fatigue strength and contact fatigue strength at relatively low cost, and a m...  
WO/2017/197455A1
A method of hardening a surface of a ferro-alloy object, the method comprising at least partially gasifying a carbon-containing polymer to form a hardening material source; and exposing the object to the hardening material source, such t...  
WO/2017/195191A1
This invention is related to a method for the preparation of halide perovskite or perovskite-related materials on a substrate and to optoelectronic devices and photovoltaic cells comprising the perovskites prepared by the methods of this...  
WO/2017/195935A1
The present invention provides a method for manufacturing a superhydrophobic metal material surface, the method comprising the steps of: forming a pattern protrusion so as to protrude from a metal material surface in a micrometer size; a...  
WO/2017/195808A1
The present invention relates to an aluminum alloy material that comprises: an aluminum alloy base material; and a coating film that is formed on at least one portion of the surface of the aluminum alloy base material and that comprises ...  
WO/2017/191408A1
The invention relates to a pumped-down optical apparatus (1) including a vacuum chamber (2), the vacuum chamber including walls bounding a sealably closed interior space (5), wherein an internal surface of the walls (3, 4) includes a lay...  
WO/2017/183379A1
The present invention addresses the problem of providing a method for manufacturing a T-die that does not cause a die line. The problem is solved by means of a method for manufacturing a stainless steel T-die for plastic molding, the T-d...  

Matches 1 - 50 out of 15,129