SELF SHARPENING STEEL TOOTH CUTTING STRUCTURE

An earth boring drill bit comprising a milled cutter having rows of teeth hardfacing guides on the cutter. Hardfacing is applied between adjacent teeth hardfacing guides to form a cutting element. The hardfacing may include an annular body with ridges that outwardly project from the body. Trépan de...

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Bibliographic Details
Main Authors BUSKE, ROBERT, J, OVERSTREET, JAMES, L
Format Patent
LanguageEnglish
French
Published 29.04.2010
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:An earth boring drill bit comprising a milled cutter having rows of teeth hardfacing guides on the cutter. Hardfacing is applied between adjacent teeth hardfacing guides to form a cutting element. The hardfacing may include an annular body with ridges that outwardly project from the body. Trépan de forage terrestre, comprenant une fraise à denture fraisée comprenant des rangées de guides de surfaçage dur de dents sur la fraise. Un surfaçage dur est appliqué entre des guides de surfaçage dur de dents voisines pour former un élément de coupe. Le surfaçage peut comprendre un corps annulaire comportant des nervures qui font saillie vers l'extérieur à partir du corps.
Bibliography:Application Number: WO2009US61235