Drill bit with auxiliary channel openings
SIMATIC, Thomas, TORRES, Jeremiah, DOUGLAS III, Charles H. S, CLARK, Jared
Year of Publication 09.06.2022
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Year of Publication 09.06.2022
Patent
DRILL BIT WITH AUXILIARY CHANNEL OPENINGS
DOUGLAS, III Charles H. S, TORRES Jeremiah, SIMATIC Thomas, CLARK Jared
Year of Publication 01.07.2022
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Year of Publication 01.07.2022
Patent
Fixed cutter bit with backup cutter elements on primary blades
CISNEROS DENNIS, HOFFMASTER CARL M, DURAIRAJAN BALA, DOUGLAS, III CHARLES H. S
Year of Publication 27.04.2010
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Year of Publication 27.04.2010
Patent
Fixed cutter bit with backup cutter elements on primary blades
Durairajan, Bala, Hoffmaster, Carl M, Douglas, III, Charles H. S, Cisneros, Dennis
Year of Publication 27.04.2010
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Year of Publication 27.04.2010
Patent