| 000 | 00572nab a2200169 4500 | ||
|---|---|---|---|
| 005 | 20260520000751.0 | ||
| 008 | 260224s2007 xxu | ||
| 245 | 0 | 0 |
_aNew design approaches show their effectiveness _bDril bit manufacturers have moved from engineering bits as a standalone tool. They now consider the effects of the entire system |
| 260 |
_a _b _cmarzo. 2007 |
||
| 270 | _a24/04/2008 ; 24/04/2008 | ||
| 300 | _a4 p. ; 95-99 | ||
| 581 | _a3 | ||
| 773 | 0 |
_tE & P _g80 |
|
| 942 | _cARTICULO | ||
| 700 | 1 |
_aFrancis, Don _939230 |
|
| 999 |
_c168024 _d168024 |
||