| 000 | 00595nab a2200181 4500 | ||
|---|---|---|---|
| 005 | 20260520000745.0 | ||
| 008 | 260224s2007 xxu | ||
| 245 | 0 | 0 |
_aAdvanced technology makes new use of age-old drilling fluid agent _bDays of using drilling-grade barite just to increase fluid density is changing |
| 260 |
_a _b _cmay. jun 2007 |
||
| 270 | _a17/09/2008 ; 11/04/2008 | ||
| 300 | _a5 p. ; 96-100 | ||
| 581 | _a3 | ||
| 773 | 0 |
_tDrilling Contractor _g63 |
|
| 942 | _cARTICULO | ||
| 650 | 0 |
_aFluidos de perforación _9273 |
|
| 650 | 0 |
_aBarita _9274 |
|
| 999 |
_c167664 _d167664 |
||