发明申请
US20110036639A1 ROLLER CONE DISK WITH SHAPED COMPACTS 有权
滚筒锥体与形状的COMPACTS

ROLLER CONE DISK WITH SHAPED COMPACTS
摘要:
An earth boring drill bit that includes a cutting cone with a cutting disk. Compacts are inserted within the disk having a chisel shaped end set flush with the cutting disk periphery. The compact crests and cutting disk periphery form a generally seamless cutting surface. The cutting cone can further include cutting teeth thereon also having flush mounted compacts. The compacts can be made from a material such as cemented carbide, hardfacing, tungsten, tungsten alloys, tungsten carbide and the cutter made from steel.
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