000 00449nab a2200157 4500
005 20260520000415.0
008 260224s xxu
100 1 _aSilverman, Seth
_911685
245 0 0 _aDrilling smoothly saves time
270 _a12/09/06 ; 15/07/02
300 _a2 p.
773 0 _tHart's E & P
_gVol. 73, Issue 6 (jun. 2000) ; p. 57-58
800 1 _aSilverman, Seth
_911685
942 _cARTICULO
999 _c135563
_d135563