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Matches 351 - 400 out of 15,499

Document Document Title
WO/2015/034446A1
[Object] To provide a process of and an apparatus for hardening steel surface, for forming in a short time a steel material of a deep hardening depth, provided with a compound layer. [Solution] The invention comprises; a nitriding step H...  
WO/2015/029308A1
 A toothed mechanical structural component obtained by cold-forging and carburizing a raw material which is steel having a component composition containing, by mass%, 0.10 to 0.35% C, 0.01 to 0.13% Si, 0.30 to 0.80% Mn, 0.03% or less P...  
WO/2015/029266A1
Provided is an induction-hardened tapping screw which, despite being formed from a cold-forging low-carbon steel wire material, is provided with high surface hardness and ductility, and is capable of self-tapping into a member to be fast...  
WO/2015/015728A1
Provided is a ferrite stainless steel foil of excellent resistance to oxidation, shape stability at high temperatures, oxide film adhesiveness, and catalyst coating adhesiveness. A ferrite stainless steel foil capable of forming a mixed ...  
WO/2015/003201A1
A method of brazing or joining metallic materials, particularly ferrous based metallic materials to effect a metallurgical join is required. The method has advantage in that it removes or substantially minimises need for treatment of sur...  
WO/2015/001817A1
Provided are an electromagnetic wave shield-use metal foil, electromagnetic wave shield material, and a shield cable which are superior in resistance to corrosion, and which are of low cost. [Problem] On one surface or both surfaces of a...  
WO/2015/000740A1
The invention relates to a wear-resistant, at least partially uncoated steel part composed of a hardenable steel grade, which steel part has been produced from a semi-finished product by hot-forming and/or hardening. The invention furthe...  
WO/2014/206575A1
The invention relates to a component of an aircraft, which is made partially or completely from a corrosion-resistant steel. The invention also relates to the surface of the component which has a corrosion-resistant edge layer obtained b...  
WO/2014/208562A1
 The present invention provides a carburized component in which the total precipitate particle amount, after carburization, of TiC, AlN, and ZrC per 1 mm2 of the grain boundary area of initial austenite grains is 4.5 × 10-10 mol or le...  
WO/2014/209283A1
Methods of improving the durability of a machine part comprising ferritic nitrocarburizing and shot peening are disclosed.  
WO/2014/207984A1
The purpose of the present invention is to improve the efficiency of manufacturing laminated rings. The method for manufacturing laminated rings includes: a welding step for forming a cylindrical pipe by welding the end parts of a steel ...  
WO/2014/170034A3
The invention relates to a method for producing a piston ring, comprising the following steps: providing a main body made of an iron-based alloy; depositing a coating on the running surface side of the main body; and producing a structur...  
WO/2014/203610A1
A gear which has tooth parts and tooth-root parts and which has undergone, after the forming, carburizing and quenching subsequent thereto, wherein the chemical composition of the raw material steel contains 0.10 to 0.30% of C, 0.01 to 3...  
WO/2014/196430A1
A bearing part (11, 12, 13) which is made from a steel comprising 0.95 to 1.1 mass% inclusive of carbon, less than 0.3 mass% of silicon, less than 0.5 mass% of manganese, less than 0.008 mass% of sulfur, 1.4 mass% or more and less than 1...  
WO/2014/196428A1
These bearing components (11, 12, 13) comprise steel containing carbon in the amount of 0.95-1.1 mass%, inclusive, silicon in an amount less than 0.3 mass%, manganese in an amount less than 0.5 mass%, sulfur in an amount less than 0.008 ...  
WO/2014/196431A1
Bearing components (11, 12, 13) which are formed of a steel that contains from 0.95% by mass to 1.1% by mass (inclusive) of carbon, less than 0.3% by mass of silicon, less than 0.5% by mass of manganese, less than 0.008% by mass of sulfu...  
WO/2014/196883A1
A monolithic catalyst for simultaneous removal of NOx and carbon particles, especially from off-gases of carbon power plants contains the monolith is made from acid-proof austenitic steel. The catalyst is a two- phase one; moreover, it c...  
WO/2014/196529A1
 The present invention provides a carburized component obtained by working into a component shape, and carburizing, steel having a composition comprising, by mass: 0.10 to 0.40% of C; 0.05 to 2.00% of Si; 0.30 to 2.00% of Mn; 0.30 to 3...  
WO/2014/192823A1
Provided is a urea synthesis method of excellent reliability and productivity, the method minimizing the amount of oxygen used as an anti-corrosion agent without using a special two-phase stainless steel. In the urea synthesis device, wh...  
WO/2014/192117A1
 A soft-nitrided induction-quenched steel component having excellent surface fatigue strength, characterized in having a predetermined chemical composition, a solid solution N concentration of 0.05 to 1.5% to a depth of 0.2 mm from the...  
WO/2014/181768A1
In this stainless steel substrate for a solar battery, an oxide film which contains at least 50% of (i) Al2O3 or which contains (i) Al2O3 and (ii) SiO2 in a total amount of 50% or more is formed on the surface of a stainless steel materi...  
WO/2014/180646A1
The invention relates to an electrical steel sheet (11) with a layer (14) improving the electrical insulation. According to the invention, this layer is formed from tantalum oxide or titanium oxide, wherein a diffusion zone (15) that is ...  
WO/2014/181453A1
Provided is a method for calculating carbon concentration distribution in a member as a result of carbonizing, wherein the method has a step for calculating the n th-dimension carbon distribution in the member, a step for determining a c...  
WO/2014/113779A3
A mold for shaping glass can be made by a method that includes providing a mold body having a shaping surface comprising at least about 90% nickel and modifying the composition of the shaping surface of the mold body by exposing the shap...  
WO/2014/174949A1
Provided are a surface modification device for alloy steel components, a method for the surface modification of alloy steel components, and a manufacturing method for alloy steel components that enable a deeply uniform hardened layer to ...  
WO/2014/170022A1
In a process and an apparatus for thermochemically hardening workpieces, the following steps are carried out in a variable sequence: one or more carburizing steps, each in a carbon-containing gas atmosphere at a pressure of less than 50 ...  
WO/2014/170550A1
Apparatus related to marking a metal surface are provided. The solution comprises receiving (600) control data comprising information on the marking of a pattern on the metal surface;controlling (604, 606) a temperature control unit and ...  
WO/2014/170566A1
A method for thermochemically treating steel parts to improve the mechanical properties of same, comprising the diffusion of carbon by carburising and of nitrogen by nitriding in a low pressure furnace following a temperature cycle, char...  
WO/2014/146997A1
The invention relates to an additive method, in particular for producing a coating (35), comprising the following steps: applying a first layer (21) of a first powder material mixture and solidifying said first layer to form a first coat...  
WO/2014/148479A1
The structure in one embodiment of the present invention provides an antifouling structure having a surface having superior wear resistance. The structure is provided with a substrate and an amorphous carbon film formed on the surface of...  
WO/2014/140618A1
A method for manufacturing a metal structure (130) for use in a downhole assembly comprises plastically deforming at least a portion of the metal structure (130); and heating at least the deformed portion of the metal structure to a temp...  
WO/2014/143361A1
A process for treating a steel alloy component includes the steps of: providing a steel alloy component having a plurality of teeth with a root portion and a tip; and processing the steel alloy so that the root portion of the gear teeth ...  
WO/2014/136307A1
This semi-finished material for an induction hardened component has a chemical composition of the base metal steel comprising, by mass%, 0.35-0.6% of C, 0.02-2.0% of Si, 0.35-1.5% of Mn, 0.001-0.5% of Al, 0.05-2.0% of Cr, 0.0001-0.05% of...  
WO/2014/132874A1
A material, which is useful as an abrasion-resistant member, a photocatalytic material capable of exhibiting a function at a high level, a material for photoelectric conversion elements and the like, is produced without requiring the emp...  
WO/2014/131098A1
The present invention relates to a piston ring (10) for use as compression ring in diesel engines provided with superior power of at least 190kW. A particularity of the invention is the fact that the metallic base (1) to which is associa...  
WO/2014/125952A1
Bearing outer race (10), inner race (11) and ball (12) components satisfying JIS standard SUJ2, and having a carbonitride layer formed on the surfaces thereof, wherein after heat-treating for an interval of one hour at a heating temperat...  
WO/2014/125839A1
Provided is nitriding equipment for oriented electromagnetic steel plates, having excellent magnetic characteristics with no variation, being extremely useful, being capable of generating glow discharge between a positive electrode and a...  
WO/2014/125841A1
Equipment that continuously nitrides strips that continuously passing through a production line for oriented electromagnetic steel plates, after cold rolling and before secondary recrystallization annealing. The equipment comprises a nit...  
WO/2014/125840A1
Provided is an extremely useful nitriding method for oriented electromagnetic steel plates that obtains excellent magnetic characteristics having no variation by, in a stage after cold rolling and before a secondary recrystallization ann...  
WO/2014/122970A1
According to the present invention, outer layer parts (11B, 12B, 13B) of bearing components (outer ring (11), inner ring (12), and ball (13)) are nitrided, the outer layer parts comprising bearing steel and including an outer ring rollin...  
WO/2014/123535A1
The present technology generally relates to methods for metallizing an aluminum paste comprising contacting the aluminum paste with a cleaner, contacting the aluminum paste with an oxidation inhibiting deposit solution to deposit a layer...  
WO/2014/119748A1
The purpose of the present invention is to provide fine copper nitride particles that decompose into copper and nitrogen at temperatures of 300 °C or less. The present invention relates to fine copper nitride particles that are essentia...  
WO/2014/119734A1
A titanium material or a titanium alloy material used for a fuel cell separator has a surface shape on which a plurality of protrusions are distributed and formed, wherein the protrusions have surfaces on which a titanium oxide film is f...  
WO/2014/120264A1
A manufacturing process includes additive manufacturing a component; and precipitating carbides at grain boundaries of the component.  
WO/2014/114414A1
The invention relates to a method for thermochemical diffusion treatment for a mechanical element of an internal combustion engine made of steel, in particular a valve lifter (7) of a valve (3), including: a step of oxynitrocarburising t...  
WO/2014/112230A1
[Problem] To provide: a sliding member which has a surface with high hardness and a dense hardness distribution, while being suppressed in the cost; and a method for producing a sliding member. [Solution] Each of sliding members (10, 20)...  
WO/2013/085698A3
A treated rotor is provided by a method in which a surface of a ferrous rotor having cooling elements is heat-treated to produce a microporous, outermost surface layer, then the heat-treated rotor is coated by electrodepositing a coating...  
WO/2014/006390A3
A method of modifying a surface characteristic of a stainless steel or cobalt-chromium (Co- Cr) based alloy article, comprising plasma surface co-alloying the article (such as by active screen plasma surface co-alloying), with both inter...  
WO/2014/104393A1
A process for producing a grain-oriented electromagnetic steel sheet using, as a raw material therefor, a steel slab having a composition which contains, in terms of mass% or mass ppm, up to 0.08% C, 2.0-4.5% Si, and up to 0.5% Mn, has S...  
WO/2014/104762A1
The present invention relates to a grain-oriented electrical steel sheet and to a method for manufacturing same. Provided is a method for manufacturing a grain-oriented electrical steel sheet, which includes: after hot rolling a steel sl...  

Matches 351 - 400 out of 15,499