| 000 | 00712nab a2200169 4500 | ||
|---|---|---|---|
| 005 | 20260520003901.0 | ||
| 008 | 260224s2007 xxu | ||
| 245 | 0 | 0 | _a2007 Drill bit classifier |
| 260 |
_a _b _csept. 2007 |
||
| 270 | _a21/04/2008 ; 21/04/2008 | ||
| 300 | _a14 p. ; D-3 | ||
| 520 | _aList of major manufacturers drilling bits to aid drilling supervisors and engineers in fiel selection. While this listing has been published annually for many years, changes from year to year are significant. Prior to ordering, users should consult the manufacturer to verify availability and specifications | ||
| 581 | _a9 | ||
| 773 | 0 |
_tWorld Oil _g228 |
|
| 942 | _cARTICULO | ||
| 999 |
_c167902 _d167902 |
||