Boring or penetrating the earth
Bit or bit element
Rolling cutter bit or rolling cutter bit element
Inventor
active
Different stiffness energizers for MF seals
Face seal having strain induced face geometry
Flow channels for tooth type rolling cutter drill bits
Hydraulic action for rotary drill bits
Means for mounting a roller cutter on a drill bit
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Profile ID: LFUS-PAI-P-38239