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US09051786B2 Diamond impregnated bit with aggressive face profile 有权
钻石浸渍钻头具有侵略性的脸型

Diamond impregnated bit with aggressive face profile
Abstract:
A drill bit includes a crown defining a central axis. The crown includes at least one segment. The segment includes a planar portion and a plurality of surface features continuous with and extending away from the planar portion. The surface features are discontinuous within the segment with respect to a first arced path defined at a first radial distance from the central axis.
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