E - Fixed Constructions – 21 – B
Inventor
E - Fixed Constructions
21
B
Inventor
Country: United States Of America
Drag bit for drilling in plastic formations with maximum...
Drill bit
Drill bit and method for reducing formation fluid invasion...
Drill bit cutter and method for reducing pressure loading of...
Drill bit having diamond film cutting surface
Drill bit and method for reducing formation fluid invasion...
Drill bit cutter and method for reducing pressure loading of...
Drill bit having diamond film cutting surface
Drill bit with improved steerability
Earth boring drill bit with enlarged junk slots
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Profile ID: LFCA-PAI-P-1214952