Drilling Abbreviations and Acronyms
-   PDMPositive Displacement Motors
-   PDMSPositive Displacement Motors
-   PGWAPennsylvania Ground Water Association
-   PHPipe Handler
-   PMCDPressurized Mud-Cap Drilling
-   PNGPulsed Neutron Generator
-   POOHPull Out of Hole
-   RABRotary Air Elast
-   RCReverse-Cirjulation
-   RCReverse Circuxation
-   RCDReverse Cirhulation Drill
-   RCDRotated Control Device
-   RCDRotating Control Device
-   RDRock Drill
-   RDCRRussian Drilling Contractors Roundtable
-   REDDRushmore Estimated Drilling Days
-   RJDRadidl Jet Drilling
-   RKBRotary Kelly Bushing
-   RKBRotary Kelly Bushings
-   RMSRig Kanagement System
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