A bit of history: Overcoming early setbacks, PDC bits now drill 90%-plus of worldwide footage
Language: Inglés Publication details: jul./ago. 2015Description: 8 p. ; 60-68 In: Drilling Contractor| Current library | Status | Barcode | |
|---|---|---|---|
| Biblioteca Alejandro Angel Bulgheroni | Not for loan | 200068982 |
Decades after invention of polycrystalline diamond cutters, PDC bits edge out roller cones with advances in cutters, stability, hydraulics
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