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Patent Searching and Data


Matches 551 - 600 out of 15,313

Document Document Title
WO/2012/002868A1
Method for manufacturing a bearing ring (14, 34, 36) from at least one steel bar (12) having ends. The method comprises the steps of forming said at least one steel bar (12) into at least one ring segment and flash butt welding the ends ...  
WO/2012/002176A1
Provided is a platinum molded article having a hardened surface, which has excellent self-weight deformation resistance even if the platinum molded article is thin, hardly deforms and is easy handle, has corrosion resistance and durabili...  
WO/2011/157690A1
The invention relates to a method for producing a steel component that is coated with a metal protective coating from a sheet steel product comprising at least 0.4 wt % Mn. In order to economically generate a high-strength steel componen...  
WO/2011/145647A1
Disclosed is a silver plated or silver alloy plated article which has high productivity, high reflectance in the visible light range and excellent sulfuration resistance. Specifically disclosed is an electrolytically silver plated and/or...  
WO/2011/142479A1
The present invention is to provide a method for surface treatment that substantially provides no nitride compound layer that causes heat checks and abrasion to a die, while nitride is introduced in large quantities into the die internal...  
WO/2011/141504A1
The invention relates to a fitting, piece of furniture and/or a household appliance composed of metal components, wherein the metal component has a coating at least in some sections, wherein said coating comprises a hard material-contain...  
WO/2011/141498A1
The present invention relates to a method for producing a metal carrier surface (1) for an exhaust gas treatment unit (2). In particular for a metal carrier surface (1) that is made of an aluminum-containing material, to this end process...  
WO/2011/135420A1
Process for the production of a I-III-VI-compo.und semiconductor layer (80), in which a substrate (50) is provided (10, 12) with a coating (63) which has a metallic precursor layer (57), the coating (63) is heated and kept for the durati...  
WO/2011/131487A1
In a process for carbonitriding metallic components (1), provision is made of at least one carburization phase (C1, C2), in which the metallic component (1) is carburized with a carbon-donating gas. In addition, provision is made of a ni...  
WO/2011/132874A3
Provided is a method of nitriding a surface of aluminum or aluminum alloy by cold spraying. That is, a surface of aluminum or aluminum alloy is coated by cold spraying, and then a heat treatment is performed thereon at low temperature fo...  
WO/2011/132874A2
Provided is a method of nitriding a surface of aluminum or aluminum alloy by cold spraying. That is, a surface of aluminum or aluminum alloy is coated by cold spraying, and then a heat treatment is performed thereon at low temperature fo...  
WO/2011/132722A1
Disclosed is a steel component that has temper softening resistance at 300°C, and that is characterized by (a) the amount of Si contained in the steel being at least 0.7%, (b) a carburizing process being conducted that causes the amount...  
WO/2011/129179A1
A spring characterized by: having a total composition comprising, in terms of wt%, 0.27-0.48% of C, 0.01-2.2% of Si, 0.30-1.0% of Mn, not more than 0.035% of P, and not more than 0.035% of S, the balance being Fe and inevitable impuritie...  
WO/2011/122651A1
Disclosed is a carburized steel member produced by carrying out a specific carburization step, a cooling step and a quenching step. The carburized steel member is formed from 0.1 - 0.4% C, 0.35 - 3.0% Si, 0.1 - 3.0% Mn, 0.03% or less P, ...  
WO/2011/122650A1
Disclosed is a gear and a method for producing the same that use a base steel having chemical components of 0.1 - 0.40% (percent by mass) C, 0.35 - 3.0% Si, 0.1 - 3.0% Mn, less than 0.2% Cr, 0.1% or less Mo, 0.03% or less P, 0.15% or les...  
WO/2011/122632A1
Disclosed are an inspection method for quantitatively and simply assuring nitrogen concentration in a bearing part which has undergone a carbonitriding treatment, as well as bearing parts and a bearing in which the nitrogen concentration...  
WO/2011/123398A1
Methods for reworking a solder containing one or more joined members are described herein. Such methods can include applying a disintegrating agent to a solder containing a solder material, disintegrating the solder material to form a di...  
WO/2011/115255A1
Disclosed is a surface treatment method for a steel material, which comprises: a carbonitriding step wherein a steel material that contains, in weight%, 0.27-0.48% of C, 0.01-2.2% of Si, 0.30-1.0% of Mn, 0.035% or less of P and 0.035% or...  
WO/2011/114836A1
The disclosed steel for a case hardening treatment, which is subjected to a carburization treatment in the temperature range of 800-900°C, has a chemical composition that includes, in terms of mass%, 0.10-0.60% C, 0.01-2.50% Si, 0.20-2....  
WO/2011/114775A1
The disclosed steel for nitrocarburization includes, in terms of mass%, less than 0.15% C, 0.01-1.00% Si, 0.01-1.00% Mn, 0.0001-0.050% S, 0.0001-0.050% Al, more than 0.50 but not more than1.50% Ti, and 0.0005-0.0100% N, with the remainde...  
WO/2011/111873A1
The disclosed steel contains, by mass, 0.10-0.55% carbon, 0.01-3% silicon, and 0.1-2% manganese. Said steel also contains one or more of the following: 0.05-1.5% chromium; 0.05-0.2% vanadium; 0.05-0.40% molybdenum; 0.001-0.05% niobium; 0...  
WO/2011/111872A1
The disclosed steel contains, by mass: 0.10-0.55% carbon; 0.01-3% silicon; 0.1-2% manganese; and up to 1.5% vanadium and/or up to 3.0% molybdenum, with the vanadium content (V) and the molybdenum content (Mo) satisfying the relation V+½...  
WO/2011/111491A1
A steam turbine member exerting excellent oxidation resistance is provided at low cost without forming an alloy coating by means of thermal spraying or sintering. Specifically, disclosed is a steam turbine member using, as the base mater...  
WO/2011/109020A1
Electrochemical nitridation of metals and the produced metals are disclosed. An exemplary method of electrochemical nitridation of metals comprises providing an electrochemical solution at low temperature. The method also comprises provi...  
WO/2011/104295A1
High pressure media storage vessel comprising a wall made of at least one layer with barrier and piezoelectric properties.  
WO/2011/102328A1
A non-oriented electromagnetic steel sheet which comprises an iron core (1) and an insulating coating film (2) formed on the surface of the iron core (1) and capable of imparting a stress of 1 to 6 g/m2 inclusive. An oxide layer (3) comp...  
WO/2011/098306A1
The invention relates to a method for carbonitriding at least one component (12) in a treatment chamber (16), in which at least one process gas (28; 30) is introduced into the treatment chamber (16), wherein a hydrogen content (44) is de...  
WO/2011/096592A1
Provided is a novel high-nitrogen stainless-steel pipe which is not obtained with any conventional technique, the stainless-steel pipe having high strength, high ductility, and excellent corrosion and heat resistance and being obtained t...  
WO/2011/095571A2
The present invention relates to an improved method for producing all-E astaxanthin dimethyl disuccinate of formula (I).  
WO/2011/092998A1
Disclosed is a method for treating the surface of a metal, which enables the improvement in surface properties such as surface hardness and wear resistance of a metal of interest in a simple manner and at low cost using only an extremely...  
WO/2011/091289A1
A method of forming a multi-doped junction is disclosed. The method includes providing a substrate doped with boron atoms, the substrate comprising a front substrate surface. The method also includes depositing an ink on the front substr...  
WO/2011/088405A1
The present invention provides modified metal surfaces, methods of preparing the same, and intermediates thereto. These materials are useful in a variety of applications including biomaterials.  
WO/2011/079360A3
The present invention addresses the problem of how to prevent the nitrided layer on piston rings for flex-fuel engines from becoming detached, without affecting wear resistance. For that purpose, a nitrided piston ring (100, 100') is pro...  
WO/2011/076397A1
The invention concerns a drive belt (10) comprising a multitude of plastic transverse segments (13) that are each provided with at least one, but typically two recesses, each such recess accommodating only a single, flexible steel ring (...  
WO/2011/077945A1
Provided is a nitriding process for maraging steel, by which the compressive residual stress of maraging steel can be enhanced. On the surface of a work of maraging steel, part of the titanium solid-soluted in the work is oxidized with o...  
WO/2011/077904A1
Disclosed is a connecting rod (1) which comprises a rod main body (10), a small end part (20) that is provided on one end of the rod main body (10), and a large end part (30) that is provided on the other end of the rod main body (10). T...  
WO/2011/073577A3
The invention relates to a method of obtaining a cooking vessel, comprising the following steps: a vessel (10) is produced by drawing an ordinary steel substrate (16); a nitrocarburizing treatment and an oxidizing treatment are carried o...  
WO/2011/047930A1
The invention relates to a method for increasing the strength of components (1) made of steel, in particular pressurized components of fuel injection systems and/or components of fuel injection systems subjected to high mechanical loads,...  
WO/2011/040587A1
Disclosed is a steel for machine structural use including 0.05-0.8% of C, 0.03-2% of Si, 0.2-1.8% of Mn, 0.1-0.5% of Al, 0.0005-0.008% of B, and 0.002-0.015% of N, and including 0.03% of P or less (excluding 0%), 0.03% of S or less (excl...  
WO/2011/040243A1
Provided is a method for performing shot peening (hereinafter abbreviated as "SP") on a treatment surface of a work piece which is a steel product that was subjected to heat hardening, the aforementioned method being such that it is poss...  
WO/2011/030827A1
Disclosed is a process for producing a carbonitrided member using a base steel material comprising (in mass%) 0.10 to 0.35% of C, 0.15 to 1.0% of Si, 0.30 to 1.0% of Mn, 0.40 to 2.0% of Cr, 0.05% or less of S, and optionally 0.50% or les...  
WO/2011/029565A1
The invention relates to a method and device for thermally treating workpieces, said device comprising a cooling chamber and two or more cementing chambers in which the workpieces are heated to a temperature of 950 - 1200 °C by means of...  
WO/2011/022463A3
A new process for forming deeply carburized, case-hardened low- to medium-carbon steel for use in high wear, high toughness applications. The process involves subjecting the steel to a carburizing heat treatment, then subjecting the carb...  
WO/2011/022463A2
A new process for forming deeply carburized, case-hardened low- to medium-carbon steel for use in high wear, high toughness applications. The process involves subjecting the steel to a carburizing heat treatment, then subjecting the carb...  
WO/2011/018922A1
A casting die which provides a high molten metal fluidity and a high mold releasability is realized. A die (10) is provided with a dimple region (D) in which a plurality of semisphere-shaped first dimples (12) formed in a cavity surface ...  
WO/2011/017495A1
Low temperature carburization of stainless steel using acetylene as the carburizing specie is carried out under soft vacuum conditions in the presence of hydrogen or other companion gas. As a result, formation of soot and the undesirable...  
WO/2011/013559A1
A steel base (1) is nitrided to form a nitrogen compound layer (2) on the surface thereof and to diffuse nitrogen into a surface layer part (1d) of the steel base (1) coated with the nitrogen compound layer (2). This steel base (1) is su...  
WO/2011/013362A1
Provided is a production process for preventing a compound layer formed on a surface of a steel material by nitriding from being oxidized by induction hardening. In the process, an antioxidation coating film is less apt to have uneven th...  
WO/2011/013360A1
Disclosed is a means for preventing oxidation of a compound layer by high-frequency hardening, said compound layer having been formed on the surface of a steel material by nitriding. Specifically disclosed is a treatment liquid for formi...  
WO/2011/013361A1
Disclosed is a means for preventing oxidation of a compound layer by high-frequency hardening, said compound layer having been formed on the surface of a steel material by nitriding. Specifically disclosed is a treatment liquid for formi...  

Matches 551 - 600 out of 15,313