000 00509nab a2200169 4500
005 20260520000747.0
008 260224s2007 xxu
245 0 0 _aCoordinated displacement technology leads to improved wellbore clean-up, reduced costs
260 _a
_b
_cmarzo-abril 2007
270 _a16/04/2008 ; 16/04/2008
300 _a2 p. ; 98-99
581 _a2
773 0 _tDrilling Contractor
_g63
942 _cARTICULO
700 1 _aHalliday, William S.
_939252
999 _c167783
_d167783