Petropedia Terms beginning with P
- Paraffin
- Paraffin Inhibitor
- Paraffin Wax
- Parallel Circuit
- Paramagnitec
- Parol Evidence
- Particle
- Passivation
- Pawl
- Pay Zone
- Paysand
- PBR
- PCB
- PCP
- PDC log
- Peat
- Peening
- PEG
- Pendulum Effect
- Pennsylvanian Period
- Pentane-Plus
- Peptisation
- Percolation
- Percussion Drilling
- Perforated Pipe
- Perforating
- Perforation
- Perforation Depth Control Log (PDC log)
- Perforator
- Periodic Table Groups
- Perlite
- Permanent Magnet
- Permanent Well Monitoring
- Permeability
- Permeable
- Permian Basin
- Permian Period
- Personal Protective Equipment (PPE)
- Personnel Basket
- Petcock
- Petro'leos de Venezuela S.A. (POVSA)
- Petrochemical
- Petroleum
- Petroleum Engineering
- Petroleum Geology
- Petrophysics
- pH Value
- PI
- Pig Launcher
- Pigging
- Pigging Pipline
- Pipe Bending
- Pipe Conveyor Systems
- Pipe Fitting
- Pipe Pigging
- Pipe Repair Clamp
- Pipe Roller Stands
- Pipe Tongs
- Pipeline
- Pipeline Design
- Pipeline Engineer
- Pipeline Equipment
- Pipeline Gas
- Pipeline Installation
- Pipeline Patrol
- Pipeline Pigs
- Pipeline Rollers
- Piston Ring
- Piston Seals
- Piston U Seals
- Planimeter
- Plastic Viscosity (PV)
- PLT
- Plug Valve
- Plunger Lift
- Poisson's Ratio
- Polished Bore Receptacle (PBR)
- Polychlorinated Biphenyl (PCB)
- Polyethylene Glycol (PEG)
- Polytropic Efficiency
- Pony Rod
- Poppet Valve
- Pore Pressure
- Pore Pressure Gradient
- Pore Pressure Prediction
- Porosity
- Porous
- Positive Displacement Pump
- Positive-Displacement Compressor
- Positive-Displacement Downhole Mud Motor
- Positive-Displacement Motor
- Posted Barge Submersible Rig
- Potassium Chloride
- Potentiometer
- Pour Point
- POVSA
- Power Rig
- Power Rod Tongs
- Power Swivel
- Power Tongs
- Power Tools
- Power Transformer
- Power Wrench
- PPE
- Precambrian Era
- Preheater
- Preheating
- Premium Thread
- Pressure Buildup
- Pressure Compensator
- Pressure Control
- Pressure Differential
- Pressure Drawdown
- Pressure Drop
- Pressure Gradient
- Pressure Gradient Force
- Pressure Regulator
- Pressure Relief Valve
- Pressure Surge
- Pressure Transient Analysis
- Pressure Transient Well Test
- Pressure Transient Well Tests
- Pressure Transmitters
- Pressure Vessel
- Pressure, Volume, and Temperature (PVT) Analysis
- Prevailing Winds
- Preventive Maintenance
- Primary Standard
- Primary Well Control
- Primary Winding
- Privileges And Immunities Clause
- Process Engineering
- Processed Gas
- Processing Agreement
- Producing Formation
- Producing Horizon
- Producing Platform
- Producing Well
- Producing Zone
- Production Casing
- Production Log
- Production Logging Tool (PLT)
- Production Platform
- Production Rig
- Productivity Index (PI)
- Progressive Cavity Pump (PCP)
- Project Engineer
- Proppant
- Propylene Glycol
- Propylene Oxide
- Pseudo Steady State
- PTFE Vee Packing
- Pulling Tool
- Pumping Station
- Pumping Unit
- Pumping Well
- PV
- Pycnometer