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Matches 701 - 750 out of 15,313

Document Document Title
WO/2008/154934A1
The present invention relates to a piston ring for an internal combustion engine, the piston ring comprises a sulphide rich compound layer forming a surface layer, said sulphide rich compound layer comprising an iron nitride matrix with ...  
WO/2008/155079A2
Disclosed is a method for increasing the strength of a part, especially a crankshaft, which is subject to torsional and bending stress. In said method, essentially the entire part is provided with a nitride layer in a first step, the nit...  
WO/2008/149666A1
Disclosed is a method for producing an electric contact material which is reduced in the occurrence of welding even when exposed to a high temperature atmosphere that is produced by an arc generated upon current switching. Also disclosed...  
WO/2008/146368A1
A process for producing a highly anticorrosive rare earth permanent magnet, characterized by sequentially subjecting an R-Fe-B sintered magnet to surface finishing involving cutting and/or polishing, plating pretreatment, nickel electrop...  
WO/2008/146870A1
A carbon monoxide gas generation apparatus that would realize a high yield of carbon monoxide gas and operation with reduced maintenance. High yield of carbon monoxide gas and operation with reduced maintenance can be realizes by an appa...  
WO/2008/144620A2
A component shielded with layers for impeding wear and corrosion includes: a metallic member having an outer surface, and a matrix of layers including a carbon-based layer and at least one oxide layer disposed on the outer surface. The l...  
WO/2008/144620A3
A component shielded with layers for impeding wear and corrosion includes: a metallic member having an outer surface, and a matrix of layers including a carbon-based layer and at least one oxide layer disposed on the outer surface. The l...  
WO/2008/143031A1
The invention provides a deep groove ball bearing (1) which exhibits a long life even in a high-temperature environment or an environment involving the penetration of water in spite of its low alloying element content. The outer race (11...  
WO/2008/142913A1
Disclosed is a carbon-coated aluminum material in which the adhesion between a carbon-containing layer and an aluminum material can be maintained for a long period. Also disclosed is a method for producing the carbon-coated aluminum mate...  
WO/2008/133752A2
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/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/2008/127439A3
A surface processing method includes the step of increasing a surface hardness of a metal having a nominal composition that includes about 0.21-0.25 wt% carbon, about 2.9-3.3 wt% chromium, about 11-12 wt% nickel, about 13-14 wt% cobalt, ...  
WO/2008/126062A1
The invention relates to a cutting element (10), such as used in an electric shaver. The cutting element is made from stainless steel with a hardened surface layer (14) over at least part of its surface, and is characterized, in that the...  
WO/2008/127439A2
A surface processing method includes the step of increasing a surface hardness of a metal having a nominal composition that includes about 0.21-0.25 wt% carbon, about 2.9-3.3 wt% chromium, about 11-12 wt% nickel, about 13-14 wt% cobalt, ...  
WO/2008/124247A1
A workpiece made from aluminum or an alloy of aluminum is activated for a subsequent diffusion-based surface treatment by electroplating with iron.  
WO/2008/124238A2
Low temperature carburization of a workpiece surface is accomplished faster by impregnating the surface with a diffusion promoter prior to or during the low temperature carburization process.  
WO/2008/124239A1
A carbon hardened surface is produced in a metal workpiece without forming carbide precipitates by carburizing the workpiece at high temperature carburization conditions, rapidly quenching the workpiece, and then carburizing the workpiec...  
WO/2008/124241A3
The depth of the altered surface layer produced by low temperature carburizing a stainless steel workpiece can be significantly increased by introducing fissures or interstices into the workpiece's surface before low temperature carburiz...  
WO/2008/124241A2
The depth of the altered surface layer produced by low temperature carburizing a stainless steel workpiece can be significantly increased by introducing fissures or interstices into the workpiece's surface before low temperature carburiz...  
WO/2008/124238A3
Low temperature carburization of a workpiece surface is accomplished faster by impregnating the surface with a diffusion promoter prior to or during the low temperature carburization process.  
WO/2008/121678A3
A coating (4) that is metallurgically bonded to a metal substrate (2) to protect the substrate includes carbide precipitates (10) of irregular and angular shape and a matrix (12) in which the precipitates are embedded. In a flame sprayin...  
WO/2008/121678A2
A coating (4) that is metallurgically bonded to a metal substrate (2) to protect the substrate includes carbide precipitates (10) of irregular and angular shape and a matrix (12) in which the precipitates are embedded. In a flame sprayin...  
WO/2008/116238A1
The invention relates to a method for the production of a hard metal body with a coating or coating layer made at least predominantly of cubic boron nitride. In order to obtain a securely adhering layer having a predominant part of cubic...  
WO/2008/109652A3
A method of reducing the formation of electrically resistive scale on a an article comprising a silicon-containing ferritic stainless subjected to oxidizing conditions in service includes, prior to placing the article in service, subject...  
WO/2008/108248A1
A thrust roller bearing (11) as a thrust bearing for swash plate compressor has multiple rollers (14) and raceway disks (12,13) in contact with the multiple rollers (14). The raceway disks (12,13) are obtained by carrying out heat treatm...  
WO/2008/109652A2
A method of reducing the formation of electrically resistive scale on a an article comprising a silicon-containing ferritic stainless subjected to oxidizing conditions in service includes, prior to placing the article in service, subject...  
WO/2008/104013A3
The invention describes a method for the production of a coating (6) based on at least one material selected from a group consisting of silicon, germanium and the oxides SiOx or GeOx of these elements, said materials optionally being dop...  
WO/2008/104013A2
The invention describes a method for the production of a coating (6) based on at least one material selected from a group consisting of silicon, germanium and the oxides SiOx or GeOx of these elements, said materials optionally being dop...  
WO/2008/105209A1
This invention provides a component for a constant velocity universal joint, which can realize an enhancement in strength without a significant change in process and can contribute to a size reduction and a weight reduction, and a method...  
WO/2008/102684A1
Disclosed is a carburizing apparatus for vacuum carburizing an object, which comprises a carburizing furnace for containing the object, a gas supplying device for supplying a carburizing gas into the carburizing furnace, a light-emitting...  
WO/2008/100155A1
The invention relates to a boron containing paste with B4C, SiC, NaF, for coating of metal components to obtain protective layer(s) on the metal by heating, comprising B4C, SiC, NaF, (NH2)2CO, RECl, active carbon and a binder solution wh...  
WO/2008/092640A1
The invention relates to cutlery and/or serving cutlery made of a steel material which is formed with a ferritic core with a substantially martensitic case. The case surface hardness of the cutlery and/or serving cutlery of the invention...  
WO/2008/086326A3
An organic solderability preservative (OSP) composition comprising an alkyl cyclic alcohol and an azole compound having enhanced composition stability against crystallization of the azole compound.  
WO/2008/086130A3
A workpiece made from an aluminum metal or alloy is surface hardened by interstitially diffusing carbon or nitrogen into its surfaces without substantial formation of carbide or nitride precipitates.  
WO/2008/085426A1
The present invention provides copper +1 compounds for film depositon of copper that retain the low tempertaure processing advantages typical for copper +1 compounds, but which have the thermal stability normally associated with copper +...  
WO/2008/086130A2
A workpiece made from an aluminum metal or alloy is surface hardened by interstitially diffusing carbon or nitrogen into its surfaces without substantial formation of carbide or nitride precipitates.  
WO/2008/080633A2
The incorporation of halogens (fluorine, chlorine, bromine, iodine) on the surface, or the regions close to the surface, of Ni-base materials can significantly increase the oxidation stability of Ni-base alloys in the temperature range f...  
WO/2008/083033A2
A method of oxygen- free heat treatment of a steel part in an atmospheric pressure furnace is disclosed. The present batch treatment process employs an oxygen-free controlled gas atmosphere including hydrogen gas in concentrations betwee...  
WO/2008/080633A3
The incorporation of halogens (fluorine, chlorine, bromine, iodine) on the surface, or the regions close to the surface, of Ni-base materials can significantly increase the oxidation stability of Ni-base alloys in the temperature range f...  
WO/2008/083033A3
A method of oxygen- free heat treatment of a steel part in an atmospheric pressure furnace is disclosed. The present batch treatment process employs an oxygen-free controlled gas atmosphere including hydrogen gas in concentrations betwee...  
WO/2008/081650A1
A highly corrosion-resistant member which comprises a stainless steel substrate, an inner layer covering at least part of the surface of the substrate, and an amorphous carbon film covering at least part of the surface of the inner layer...  
WO/2008/083031A1
A method of controlling an oxygen-free heat treating process in an atmospheric pressure furnace is disclosed. The present method employs an oxygen-free gas atmosphere including hydrogen gas in concentrations between about 1.0 percent to ...  
WO/2008/078434A1
A silicone resin (7) is coated on an outer wall (1b) in a tail cylinder (1) comprising an inner wall (1a) having a cooling hole (2a) packed with a resin (4) to constitute a thermal insulation coating. In order to remove the resin (4) by ...  
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/2008/078472A1
Disclosed is an iron-based composite material having a higher abrasion resistance and seizure resistance compared to a steel material, having an excellent impact-absorbing property and having higher mechanical strength compared to a cast...  
WO2008046039A9
A process for treating a workpiece, said process comprising the steps of: (c) altering the temperature of a workpiece surface wherein at least one condition selected from the group of: thermal treatment rate, relative motion between the ...  
WO/2008/078412A1
With respect to clutch roller (13) provided in a one-way rotating clutch gear adapted to transmit motor driving force but not to transmit engine driving force at engine start, fitted by helical spline to a drive shaft adapted to rotate b...  
WO/2008/076403A1
A method of forming metal parts or components from strip stock or roll stock without yielding is accomplished by first placing the part/components into fixtures that hold the stock in a non-yielding position therein. The fixture and meta...  
WO/2008/072697A1
Porous titanium having a low contact resistance, wherein: at least to the extraskeletal surface (4) of porous titanium, which comprises continuous holes (1) opening on the surface and being connected to inner holes and a skeleton (2), Au...  
WO/2008/071068A1
Surface treatment of metal micro/nano-particle, especially cladding process of metal micro/nano-particle, solves a technical problem on the oxidization resistance of metal nanoparticle. The process includes forming oxidation layer on the...  

Matches 701 - 750 out of 15,313