Thin-walled earth boring tools and methods of making the same
作者： Paul D. Prichard , Roger Stark , John Brosnahan
DOI:
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摘要: Earth boring tools are described herein employing sintered cemented carbide compositions in conjunction with thin-walled architectures. In some embodiments, an earth tool comprises a drill bit comprising cutting portion and body portion, the including shell having wall thickness of 5 percent to 25 diameter.
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