Research and Application on New PDC Bit Drilling in Hard and Compact Mudstone

Home > Archive>Volume 33, Issue 9, 2006 >60-61,54

Research and Application on New PDC Bit Drilling in Hard and Compact Mudstone
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                        LI Yu, CAI Jia-pin, JIA Mei- ling, ZHANG Jian-yuan, ZHAO Er-xinLI Yu, CAI Jia-pin, JIA Mei- ling, ZHANG Jian-yuan, ZHAO Er-xin

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Clc Number:P634.41
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Abstract:

A PDC bit with new type tooth is introduced. Comparing with ordinary one, it turns low efficiency into very high and provides long service life in driliing in hard and compact mudstone.

Key words:tooth shape; PDC bit; hard compact mudstone

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Received:August 15,2006
Revised:August 15,2006
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