Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 651 - 700 out of 15,498

Document Document Title
WO/2011/007771A1
In the disclosed method, a silicon steel material is heated (step S1) in a predetermined temperature range in response to the quantity of contained B, N, Mn, S, and Se, and then hot rolling (step S2) is performed. Furthermore, the end te...  
WO/2010/130484A3
The invention relates to a method for carbonitriding at least one metal part in which the metal part is heated to a treatment temperature in a heating phase (1), is nitrided with a nitrogen donor gas in at least one nitriding phase (2a-2...  
WO/2010/145674A1
A wellbore tubing expansion cone comprises a cone body (5) having a steel structure defining an outer conical circumferential surface portion and further comprises a coating (19) covering at least the conical surface portion of the steel...  
WO/2010/147224A1
Provided is a steel for nitriding, which has a reduced strength before nitriding and therefore exhibits improved machinability. In the steel for nitriding, addionally, a nitrided layer with a large effective case depth can be formed for ...  
WO/2010/147541A1
The invention relates to an engine valve comprising a chromiferous steel and a protective surface layer (5) which consists of iron chrome oxide. The invention relates further to a method for manufacture of an engine valve with a protecti...  
WO/2008/079977A3
A process of converting an outer layer of an object made of a refractory metal, such as titanium, into a carbide of the refractory metal. A molten metal, such as molten lithium, is placed adjacent the outer surface of the object. The lit...  
WO/2008/133752A3
In various aspects, the present inventions provide methods for forming corrosion resistant oxide coatings on metals and/or improving the corrosion resistance of existing native oxide coatings. In various aspects, provided are methods for...  
WO/2010/144786A2
A rotomolding tool having a textured surface is provided. The tool comprises a shell having a body portion and an upper mold surface having a grain texture, at least the body portion comprising a nickel-iron alloy having a coefficient of...  
WO/2010/140508A1
Disclosed is a method for carburizing a tantalum member, wherein a tantalum member can be uniformly carburized, while experiencing little deformation due to the carburization and having good flatness in a flat portion. Specifically discl...  
WO/2010/140700A1
Provided are beautiful chromatic titanium in which adhesion to the base constituted of pure titanium and a titanium alloy is satisfactory and which has excellent photocatalytic activity and a highly attractive appearance and a process fo...  
WO/2010/140571A1
Provided are a titanium plate which has satisfactory seizing resistance and crack resistance, whereby the plate exhibits excellent press formability, and a process for producing the titanium plate. The titanium plate (10) comprises a tit...  
WO/2010/138369A1
A razor blade including a substrate with a cutting edge, the substrate includes a mixed nitride-substrate interregion disposed at or beneath a surface of the substrate, the mixed nitride-substrate interregion being substantially free of ...  
WO/2010/137607A1
Provided is a carburized component having excellent fatigue strength in the "low-to-mid-cycle regime." Said carburized component comprises a steel having a chemical composition as follows: the base steel contains 0.15–0.25% carbon, 0.0...  
WO/2010/130484A2
The invention relates to a method for carbonitriding at least one metal part in which the metal part is heated to a treatment temperature in a heating phase (1), is nitrided with a nitrogen donor gas in at least one nitriding phase (2a-2...  
WO/2010/130936A1
Method of reinforcing a mechanical part (12) made of a ferrous alloy. According to the invention, said method includes a step (2) of reducing the hardness of said part (12) by low-frequency induction heating to a temperature lying in the...  
WO/2010/127015A2
A structural component suitable for use as refinery and / or petrochemical process equipment and piping is provided. A method to improve corrosion, abrasion, and fire resistant properties of the structural component is also provided. The...  
WO/2010/116670A1
Provided is a carburized steel part obtained by subjecting a base material to a cutting treatment and a carburizing treatment, wherein the base material contains C (not less than 0.3 to 0.6% by mass), Si (0.01 to 1.5% by mass), Mn (0.3 t...  
WO/2010/113749A1
Provided are a Cu-Zn-Sn alloy plate and a tin-plated Cu-Zn-Sn alloy strip having not only excellent pressing processability, but also excellent strength, electrical conductivity, and bending processability. The Cu-Zn-Sn alloy plate compr...  
WO/2010/080369A3
A wear component (20) includes a base metal (40) and a carburized case (28) on the base metal. The carburized case may have a first region (24) having greater than or equal to about 75% volume fraction of carbides and a second region (26...  
WO2010110145A1
Bearing parts which are produced by employing, as the raw material, a steel containing a reduced amount of alloying elements, and which can ensure high fracture toughness values and exhibit sufficient wear resistance. An outer ring (21),...  
WO2010110379A1
Provided is a maraging steel strip which has such a composition that can reduce the content of TiN acting as the starting point of fatigue fracture in a high-cycle region, and the bending fatigue strength of which has been improved by th...  
WO/2010/106749A1
Provided is an aluminum member covered with a conductive coat, wherein the conductive coat, which guarantees the electrical conductivity of the surface, is prevented from peeling off from the aluminum member because of moisture, even whe...  
WO/2010/104806A1
Methods for processing substrate surfaces carrying coatings comprising a metal are disclosed. The methods involve providing a substrate surface having a coating comprising a metal, and exposing the substrate surface to a halogen-containi...  
WO/2009/042100A3
A method for preparing a protective layer (38) on a surface of the substrate (36) that requires a bonding temperature (BT) above a detrimental phase transformation temperature range (28) of the substrate, and then cooling the layer and s...  
WO/2010/094891A1
The invention relates to a method for processing parts for kitchen tools in order to protect said parts from scratches, characterised in that said method comprises sequentially: a nitridation step, optionally including a nitrocarburizing...  
WO/2010/092173A1
In order to simplify a generic method for producing a hollow body and at the same time to improve the shape flaws, the dimensional stability, and the quality of the functional surfaces, it is proposed that the cylindrical inner surface o...  
WO/2010/093034A1
Provided is a method for producing a metal tube which has excellent carburization resistance and coking resistance in a carburizing gas atmosphere. The inner surface of a metal tube containing 20 to 55% by mass of Cr and 20 to 70% by ma...  
WO/2010/053279A3
The present invention relates to a steel material that enables the enhancement of tensile strength, comprising a first layer consisting of ultra low carbon steel, and a second layer that is located to be in contact with said first layer,...  
WO/2010/082403A1
A titanium alloy screw produced from a titanium alloy screw material which has undergone plasma carburizing. The screw has a hardened groove bottom part and, hence, has a reduced coefficient of friction and improved fastening characteri...  
WO/2010/082685A1
Disclosed is a steel for surface hardening for machine structural use, which contains, in mass%, 0.3-0.6% of C, 0.02-2.0% of Si, 0.35% or more but less than 1.5% of Mn and 0.01-0.5% of Al, while suppressing the B content to less than 0.0...  
WO/2010/045937A3
A security cabinet having a housing and a door mounted on the housing, the housing and the door being produced from metal plates, characterized in that the metal plates of the housing and/or of the door are made of steel having the follo...  
WO/2010/080369A2
A wear component (20) includes a base metal (40) and a carburized case (28) on the base metal. The carburized case may have a first region (24) having greater than or equal to about 75% volume fraction of carbides and a second region (26...  
WO/2010/070742A1
Disclosed is a titanium material having excellent surface characteristics. Also disclosed is a method for easily producing a titanium material having excellent surface characteristics. Specifically disclosed is a titanium material charac...  
WO/2010/070965A1
A steel strip is subjected to a nitriding treatment. Subsequently, the nitrided steel strip is annealed to form a forsterite glass coating film on the surface of the steel strip. In the annealing, the temperature is raised to 1000°C o...  
WO/2010/070958A1
A hardfacing steel for a machine structure, which is characterized by comprising 0.3-0.6 mass% of C, 0.02-2.0 mass% of Si, 1.5-3.0 mass% of Mn, 0.0025-0.5 mass% of W, 0.001-0.5 mass% of Al, 0.003-0.02 mass% of N, 0.0001-0.025 mass% of S,...  
WO/2010/067872A1
A constituent member of a bearing, which can prolong the life of a ball-and-roller bearing and can ensure sufficient static load carrying capacity and dimensional stability; a process for production of the constituent member; and a ball-...  
WO/2010/066979A1
The invention relates to a method for generating an atmosphere for heat treating metal parts in a furnace, which includes inserting, in at least one phase of the treatment cycle or at least one area of the heat treatment furnace, a mixtu...  
WO/2010/064617A1
A carbonitrided member obtained from a base steel material which contains 0.10-0.35% carbon, 0.15-1.0% silicon, 0.30-1.0% manganese, 0.40-2.0% chromium, and up to 0.05% sulfur and optionally further contains up to 0.50% molybdenum, with ...  
WO/2010/063928A1
The present invention relates to a method for treating a metal element subjected to an ion beam, where: - the ions of the beam are selected from among boron, carbon, nitrogen, and oxygen; - the ion acceleration voltage, greater than or e...  
WO/2010/060259A1
A method relates to the preparation of atomizing gas which has micro-nano solid and liquid. And a method relates to forming novel material by atomizing gas discharging, and equipment thereof. In a sealed container, per unit volume of sol...  
WO/2010/061795A1
Disclosed is a lead wire for a solar cell having excellent bondability with a solar cell. The solar cell lead wire (10) has a band plate-shaped electroconductive material (12) that is formed with straight-angled cross-sectional shape and...  
WO/2010/058083A1
A method for fabricating crystalline surface structures (4) on a template (1). The method comprises the steps of providing a template (1) into a reaction environment, wherein one or more elements (3) required for the formation of the cry...  
WO/2010/053279A2
The present invention relates to a steel material that enables the enhancement of tensile strength, comprising a first layer consisting of ultra low carbon steel, and a second layer that is located to be in contact with said first layer,...  
WO/2009/047084A3
The invention relates to a method for carburising steel workpieces, especially workpieces having outer and inner surfaces, whereby said workpiece is maintained at a temperature of between 850 and 1050°C in an atmosphere containing gaseo...  
WO/2010/046672A1
Use of a boron holding grease or fluid or oil for the purpose of increasing acid resistance and/or corrosion resistance in at least one metallic component of a flexible pipe body.  
WO/2010/043364A1
The present invention relates to a method for surface coating metal components, particularly made from aluminum or an aluminum alloy, which are subjected to heat treatment during the course of the production process thereof after the sha...  
WO/2010/044329A1
Disclosed is a fluoridation treatment method capable of maintaining stable process quality. With this fluoridation treatment method, the fluoridation treatment is performed while the object being processed is kept heated in a fluoridatio...  
WO/2010/041561A1
Provided is a process for production of a carburized part. According to the process, a large number of fine carbide particles can be formed on the surface of a steel part through carburizing and quenching, whereby a carburized part havi...  
WO/2010/040333A1
The invention relates to a biocompatible material made of corrosion-resistant, alloyed stainless steel, which is configured with at least one martensitic surface layer produced by a heat treating operation including nitriding and subsequ...  
WO/2010/037914A1
Process for treating at least one surface of a solid metal part with helium ions, where multiple-energy He+ and He2+ ions are simultaneously implanted. This results in very large increases in the hardness of the parts thus treated. By wa...  

Matches 651 - 700 out of 15,498