TY  - SER
AU  - Grayson,Brian
AU  - Pavel,David
TI  - MPD:pressure with a purpose
PY  - 2009///
CY  - 
PB  - 
N1  - As exploration pushes into more extreme environments, closed-loop MPD systems are providing the means to proactively challenge and succeed in some of the world’s most undrillable wells
ER  -