Anti-stall tool reduces destructive vibrations in simultaneous drilling, under-reaming operation
Reimers, Nils
Anti-stall tool reduces destructive vibrations in simultaneous drilling, under-reaming operation - abr. 2011 - 1 p. ; 153
4
Anti-stall tool reduces destructive vibrations in simultaneous drilling, under-reaming operation - abr. 2011 - 1 p. ; 153
4



