HYBRID DRILL BIT AND DESIGN METHOD

A hybrid earth-boring bit comprising a bit body having a central axis, at least one, preferably three fixed blades, depending downwardly from the bit body, each fixed blade having a leading edge, and at least one rolling cutter, preferably three rolling cutters, mounted for rotation on the bit body....

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Main Authors PESSIER RUDOLF CARL, OLDHAM JACK T, MEINERS MATTHEW J, MCCORMICK RONNY D, NGUYEN DON Q, BLACKMAN MARK P, ZAHRADNIK ANTON F, CEPEDA KARLOS B, DAMSCHEN MICHAEL S
Format Patent
LanguageEnglish
Published 24.07.2014
Subjects
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FIXED CONSTRUCTIONS
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Summary:A hybrid earth-boring bit comprising a bit body having a central axis, at least one, preferably three fixed blades, depending downwardly from the bit body, each fixed blade having a leading edge, and at least one rolling cutter, preferably three rolling cutters, mounted for rotation on the bit body. A rolling cutter is located between two fixed blades.
Bibliography:Application Number: US201414223322