Thermally stable polycrystalline diamond cutting elements...

Details Thermally stable polycrystalline diamond cutting elements... Thermally stable polycrystalline diamond cutting elements...

2009-04-01

2010-11-23

Bomar, Shane (Department: 3676)

Boring or penetrating the earth

Bit or bit element

Specific or diverse material

C175S430000, C175S434000

Reexamination Certificate

active

07836981

ABSTRACT:
Cutting elements are provided having substrates including end surfaces. TSP material layers extend over only a portion of the end surfaces or extend into the substrates below the end surfaces. Bits incorporating such cutting elements are also provided.

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