Drill bit with cutter pockets formed by plunge EDM

The disclosure provides an improved method for manufacturing a drill bit. The method includes applying a hardfacing material to the drill bit, forming a cutter pocket within the drill bit with plunge EDM, and inserting a cutting element into the cutter pocket.

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Bibliographic Details
Main Author THOMAS W OLDHAM
Format Patent
LanguageEnglish
Published 12.12.2007
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:The disclosure provides an improved method for manufacturing a drill bit. The method includes applying a hardfacing material to the drill bit, forming a cutter pocket within the drill bit with plunge EDM, and inserting a cutting element into the cutter pocket.
Bibliography:Application Number: GB20070000400