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Patent Searching and Data


Matches 251 - 300 out of 2,061

Document Document Title
JP5096307B2  
JP5086938B2  
JP5078049B2
The present invention relates to a method and an apparatus for manufacturing keystone type superconducting compacted stranded wires. In manufacturing the keystone type superconducting compacted stranded wires, a large number of supercond...  
JP5080802B2  
JP5064749B2  
JP5047241B2  
JP2012187594A
To provide a wire drawing die 1 with which tensile residual stress generated on the surface of a metal wire after wire drawing is suppressed.There is provided the wire drawing die 1 in which a die hole 2 including a reduction part 5 and ...  
JP5042275B2  
JP5012304B2
A plug 1 includes a first columnar portion 20, a tapered portion 30, and a second columnar portion 40. The first columnar portion 20 has an outside diameter D1. The second columnar portion 40 has an outside diameter D2 which is larger th...  
JP4998975B2  
JP4975383B2
The invention shows how powder injection molding may be used to form a continuous body having multiple parts, each of which has different functional properties such as corrosion resistance or hardness, there being no connective materials...  
JP4969471B2  
JP4964580B2  
JP4948073B2  
JP4904074B2
A wire drawing device is provided to adjust each position of axial or diameter directions of roller dies easily by processing a corresponding wire via passing through a molding hole formed by a pair of roller dies. A wire drawing device ...  
JP4879778B2  
JP4868304B2  
JP4863391B2  
JP4833577B2  
JP4817693B2  
JP4798611B2  
JP4777775B2
In a method and an apparatus for processing a metal body which turns the metal structure of the metal body into a finer grain structure by forming a low deformation resistance region (30') where the deformation resistance is locally lowe...  
JP4750975B2  
JP2011152576A
To provide a method of manufacturing a small diameter thin-walled tube having no internal stripe flaws in a method of manufacturing a small-diameter thin-walled seamless steel tube by drawing a tube stock which is made by hot tube-making...  
JP2011152557A
To improve the workability of wire drawing by reducing cup-and-cone type wire breaking in a wire drawing stage for manufacturing a copper clad aluminum wire.The method of manufacturing the copper clad aluminum wire is characterized in th...  
JP2011147945A
To provide a wire drawing machine with which the coexistence of soot generated in wire drawing using a wet lubricant and dust generated in the wire drawing using a dry lubricant inside the wire drawing machine is prevented.The wire drawi...  
JP4737662B2  
JP2011131235A
To provide a measuring apparatus for adjusting a roller die position capable of stably exactly carrying out position adjustment of a pair of grooved rollers without causing an adjustment error due to individual difference and without req...  
JP4712160B2  
JP4698946B2
The manufacture of seamless tubes in which the process includes providing an assembly having a metal tube blank, and an elongate metal core of shape memory effect material which is surrounded and contacted by the tube blank with a minima...  
JP4682450B2  
JP4678600B2
Provided is a pipe drawing plug (1), of which a straight portion (11) and a tapered portion (12) are connected by a curved portion (13). The curved portion (13) is characterized, in a section containing the center axis of the plug (1), i...  
JP2011073059A
To provide a method of manufacturing a metallic double pipe in which surface pressure can be generated on the interface between the internal pipe and the external pipe of an obtained metallic double pipe regardless of the yield strength ...  
JP4668672B2  
JP4650724B2  
JP4647855B2  
JP4643244B2  
JP4628858B2  
JP2011020133A
To provide a method for manufacturing a metallic smooth tube in which the tube is not broken even when the working ratio is large, and the wall thickness can be easily changed and finely adjusted.The smooth tube manufacturing method incl...  
JP4624051B2  
JP4610555B2
Apparatus for reducing the diameter, rounding or straightening of pipe or tubing by rolling comprising a plurality of cylindrical rollers arranged in a parallel-cylindrical array through which the pipe or tubing is passed, the rollers be...  
JP2010284673A
To provide a method for manufacturing a copper wire which can easily regulate an axial hole or an axial line of a wire drawing die in response to a change in a wire drawing pass line for the copper wire, can realize good wire drawing fre...  
JP4604021B2
A body of single crystal CVD (chemical vapour deposition) diamond particularly suitable as a wear resistant material for wear applications, such as wire drawing dies, graphical tools or stichels, or fluid jet nozzles. The diamond typical...  
JP4593684B1
To provide a manufacturing method capable of manufacturing a drawing die having improved slipperiness with respect to a drawing object such as a tube while maintaining excellent performance of a titanium-based sintered body. The method f...  
JP4589585B2
The invention shows how powder injection molding may be used to form a continuous body having multiple parts (21,23), each of which has different physical properties such as magnetic characteristics or hardness. This is accomplished thro...  
JP4588267B2  
JP4587915B2  
JP4580823B2  
JP4577611B2  
JP2010534138A
The invention describes the production of a wire from copper or from a copper alloy in a continuous method, starting from an alloy block which is extruded in an extrusion press into a raw wire and is drawn, without interruption, to the f...  

Matches 251 - 300 out of 2,061