Matches 1 - 12 out of 12
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7207867 Precision cemented carbide threading tap  
A precision cemented carbide threading tap is designed for use in precision tool holders in synchronous high speed tapping. The precision tap includes a fully cylindrical shank without the aid of...
7147939 Coated carbide tap  
A coated carbide tap comprises a substrate consisting of tungsten carbide cemented with 12 to 16% by weight cobalt with additions of small amounts of transition metal carbides added to restrain...
7147413 Precision cemented carbide threading tap  
A precision cemented carbide threading tap is designed for use in precision tool holders in synchronous high speed tapping. The precision tap includes a fully cylindrical shank without the aid of...
7037049 Rotary cutting tool and high speed machining method with nano-lubrication using such a tool  
Rotary cutting tool, in particular for high speed machining with nano-lubrication. The lubricant is fed to the end surface of the cutting part ( 12 ) of the tool through a central lubrication...
6890655 Diamond coated cutting tool and method for making the same  
A diamond coated cutting tool that has a treated substrate and a diamond coating thereon. In the process of making the substrate, the sintered substrate is re-sintered to form a re-sintered...
6872356 Method of forming polycrystalline diamond cutters having modified residual stresses  
The residual stresses that are experienced in polycrystalline diamond cutters, which lead to cutter failure, can be effectively modified by selectively thinning the carbide substrate subsequent to...
6660329 Method for making diamond coated cutting tool  
A process for making a diamond coated cutting tool that comprises the steps of providing a sintered substrate, re-sintering the sintered substrate to form a re-sintered substrate, subjecting the...
6521174 Method of forming polycrystalline diamond cutters having modified residual stresses  
The residual stresses that are experienced in polycrystalline diamond cutters, which lead to cutter failure, can be effectively modified by selectively thinning the carbid substrate subsequent to a...
6425716 Heavy metal burr tool  
A burr tool for use with heat shrink tool holders and fittings. The tool comprises a shank fabricated from a heavy metal material. Secured to the shank through a high temperature deposition process...
6268045 Hard material coating of a cemented carbide or carbide containing cermet substrate  
The present invention relates to a component, for example a tool, coated with a hard material, in particular diamond, a process for its production and a device for carrying out the process. The...
6220375 Polycrystalline diamond cutters having modified residual stresses  
The residual stresses that are experienced in polycrystalline diamond cutters, which lead to cutter failure, can be effectively modified by selectively thinning the carbide substrate subsequent to...
5891522 Composite article with adherent CVD diamond coating and method of making  
A process for coating a tungsten carbide base material substrate with CVD diamond film includes carburization and gas-assisted vaporization of cobalt from the surface with simultaneous...
Matches 1 - 12 out of 12